Biomea Fusion, Inc. (BMEA)
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Apr 28, 2026, 4:00 PM EDT - Market closed
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Study result

Apr 28, 2026

Operator

Good day, and thank you for standing by. Welcome to the Biomea Fusion conference call. At this time, all participants are in a listen only mode. After the speaker's presentation, there will be a question and answer session. To ask a question during this session, you will need to press star 11 on your telephone. You will then hear an automated message advising your hand is raised. To withdraw your question, please press star 11 again. Please be advised that today's conference is being recorded. I would now like to hand the conference over to your speaker today, Ramses Erdtmann. Please go ahead, sir.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Thank you, operator, and welcome to this conference call. Today we will be discussing top-line results from the COVALENT-112 clinical trial to assess the safety and tolerability profile of icovamenib, along with exploratory efficacy endpoints in people with type 1 diabetes. Before we begin, let me remind you that today's presentation contains forward-looking statements about the business prospects of Biomea Fusion. These statements are subject to a number of risks and uncertainty that could cause our actual results to differ materially from those expressed or implied in this presentation, depending on the progress of Biomea Fusion's preclinical and clinical development activities, actions of regulatory authorities, availability of capital, future actions in the pharmaceutical market, and developments by competitors, and those factors detailed in Biomea Fusion's filings with the SEC, including its most recent 10-K and subsequent filings.

All forward-looking statements made during this presentation are based on the beliefs of Biomea Fusion as of this date only. Future events or simply the passage of time may cause these beliefs to change. Please be aware that you should not place undue reliance on the forward-looking statements made today. With that, I'll turn the call over to Mick Hitchcock, our CEO, who will kick off the call with some opening remarks.

Michael J.M. Hitchcock
CEO, Biomea Fusion

Thank you, Ramses. Thank you everyone for joining us today. This morning we are pleased to share top-line results from our COVALENT-112 study evaluating icovamenib in people with type 1 diabetes. These data represent an important milestone for Biomea Fusion as we continue to expand our menin inhibitor platform into metabolic diseases. Type 1 diabetes remains an area of profound unmet need. While advances in insulin delivery and glucose monitoring have improved daily disease management, there are still no approved therapies in clinical stage 3 disease that address the progressive loss of endogenous insulin production. Our goal with icovamenib is to explore a fundamentally different approach, one that targets beta cell biology itself. Today's presentation will walk through the biological rationale underlying menin inhibition in diabetes, the clinical design of COVALENT-112, and the top-line results we are reporting.

Importantly, these findings are early and exploratory, but we believe they provide encouraging biological signals that warrant continued and more rigorous evaluation. With that context, I'll now turn the call over to Dr. Juan Pablo Frías, chair of our scientific advisory board, who will place these results in the broader disease and clinical landscape and review the data in detail.

Juan Pablo Frías
CMO, Biomea Fusion

Thank you, Mick. Let me start with the disease context shown in slide four. Type 1 diabetes represents a large and growing global health burden, with approximately 9.5 million people living with the disease worldwide and more than 500,000 new diagnoses each year. In the U.S. alone, approximately 1.8 million people live with type 1 diabetes, with around 64,000 new diagnoses annually. Etiologically, type 1 diabetes is driven by autoimmune destruction of insulin-producing pancreatic beta cells. Once patients reach symptomatic stage 3 disease, beta cell function declines rapidly. In fact, natural history data suggests that C-peptide declines by almost 50% per year in the early years following diagnosis. Importantly, beyond exogenous insulin replacement, there are currently no approved therapies in stage 3 type 1 diabetes that address the progressive loss of endogenous insulin production or restore beta cell function.

Turning to slide 6, I'll briefly review the biology underlying our approach. There are well-described physiologic states, such as pregnancy and lactation, in which menin levels are naturally reduced, enabling beta cell expansion and increased insulin production and secretion. Across multiple preclinical models and human islet studies, reduced menin signaling has been associated with increased beta cell mass and improved function. Icovamenib is designed to pharmacologically replicate this biology. By reducing menin levels, our goal is to support the, and potentially restore beta cell function rather than simply slow its decline. Turning to slide 7, we see the first preclinical validation in a partial beta cell ablation streptozotocin rat model of insulin deficient diabetes. In this model, icovamenib significantly reduced blood glucose levels during oral glucose tolerance testing.

This is notable because meaningful glucose lowering in this model is typically achieved only with exogenous insulin administration. Slide 8 provides an important translational bridge to humans. In ex vivo human islet studies, icovamenib reduced menin protein levels and promoted beta cell proliferation. Importantly, this proliferative effect was conditional. It occurred under hyperglycemic conditions, but not under normoglycemic conditions, supporting a disease relevant and conditional mechanism of action. Turning to the treatment landscape on slide 10, most investigational approaches in stage III type 1 diabetes focus on immune suppression, immune modulation, or preservation of remaining beta cell function. As a result, clinical success has largely been measured by slowing the decline in C-peptide, which is why most studies enroll patients as early as possible following diagnosis.

To date, however, no investigational therapy has demonstrated a durable increase in beta cell mass or function in stage 3 disease outside of cell transplantation approaches. This is the gap we are trying to address. Slide 11 summarizes representative results with other investigational T1D therapies. There are essentially two dominant investigational treatment paradigms, immune-directed approaches and beta cell-focused approaches. Broadly speaking, immune-directed therapies aim to stop or slow the underlying autoimmune attack in pancreatic beta cells. Prominent examples include eplizumab, an anti-CD3 antibody that modulates autoreactive T cells and promotes immune tolerance. Other approaches include rabbit Antithymocyte Globulin, ATG, which induces broad T cell depletion, cytokine pathway inhibitors such as baricitinib, a JAK1 and JAK2 inhibitor that attenuates inflammatory signaling, and agents like ustekinumab, which targets the interleukin-12 and -23 pathway.

Emerging approaches, including polyclonal human antibody therapies such as SAB-142, are also being explored to modulate immune pathways implicated in disease progression. Beta cell-focused approaches, by contrast, aim to preserve remaining beta cell function rather than directly targeting the immune system. Examples include verapamil, which reduces beta cell stress and apoptosis, rituximab, which indirectly impacts beta cell preservation through B cell depletion, and GLP-1 receptor agonists, which provide beta cell rest and may offer protective effects over time. While many of these programs show relative preservation versus placebo, the long-term trajectory across studies remains continued C-peptide decline, as you can see in the small images showing the individual study results. Durable restoration of endogenous insulin production has not been achieved. Importantly, most approaches aim to preserve what remains rather than restore what has already been lost. What's notably absent from most of these approaches is regeneration.

The ability to restore beta cell mass has already been lost. That's where we believe icovamenib could occupy a genuinely differentiated position. Icovamenib, Biomea's menin inhibitor, is designed to target the regenerative capacity of beta cells through epigenetic reprogramming, driving proliferation of residual beta cells rather than simply protecting remaining beta cells or dampening the immune attack. With that context, I'll briefly touch on the study design on slide 13. COVALENT-112 was designed to be a proof of concept study to assess beta cell function as measured by changes in stimulated C-peptide and metabolic parameters in patients treated with icovamenib plus standard of care insulin. The study included patients across a range of disease durations, those that were diagnosed within the last three years and also those who were diagnosed up to 15 years ago to better understand icovamenib's effect across different stages of the disease.

Patients were treated for 12 weeks and followed through 52 weeks to assess both on treatment effects and durability. Two dose levels, 100 mg and 200 mg, once daily were evaluated to explore dose response. Study enrollment was interrupted in May of 2024 due to the clinical hold, the data we're presenting today reflect approximately half of the number of patients we originally intended. Turning to the data, slide 14 shows what we believe is a strong on treatment signal. In cohort 1, patients diagnosed within three years, treatment with icovamenib in the 200 mg group resulted in a mean 52% increase from baseline in stimulated C-peptide mean area under the curve, AUC, at 12 weeks during the dosing period.

This magnitude of increase has not previously been observed in type 1 diabetes studies and stands in contrast to the natural history expectations of progressive decline. Slide 15 focuses on durability. Week 52, C-peptide mean AUC remained largely preserved in the 200 mg group, with only a 7.1% decline from baseline. This compares very favorably with the approximately 50% annual decline reported in third-party literature for untreated patients. Summarizing these findings on slide 16, we observed a statistically significant increase in C-peptide from baseline during dosing in the 200 mg group, encouraging durability out to one year, dose response favoring the 200 mg group, and a generally favorable safety and tolerability profile with no new safety signals observed through 52 weeks. We look forward to presenting additional data at an upcoming scientific conference.

Looking ahead to slide 18, we now have greater clarity about both what we understand to date and what remains to be addressed. We have observed stronger activity at higher doses and greater benefit in patients treated earlier after diagnosis. We also see signals suggesting that longer treatment duration may further enhance beta cell function. At the same time, important questions remain, including the impact of continuous dosing, the interaction between beta cell expansion with immune modulation, and whether combination strategies may further improve durability. Turning to slide 19, this leads directly to our proposed next study. The next trial will be an investigator-led phase II study, which we plan to conduct in collaboration with leading U.S. type 1 diabetes centers. The study is currently designed to enroll adults within three years of diagnosis who retain measurable C-peptide.

The design includes extended icovamenib treatment duration, placebo control, and comprehensive immune and metabolic assessments with the potential incorporation of a JAK inhibitor to explore combination strategies. This study is designed to more rigorously evaluate both the magnitude and durability of the effect, while also beginning to assess how beta cell-targeted approaches may be combined with immune modulation to potentially impact disease progression. Stepping back, our goal is to build on the biological and clinical signals observed to date and more definitively understand the potential role of this approach in type 1 diabetes. I will now turn the call over to Michael J.M. Hitchcock, Interim Chief Executive Officer, who will provide final remarks.

Michael J.M. Hitchcock
CEO, Biomea Fusion

Thank you, Juan Pablo, and thanks to the entire Biomea team for the work behind these data. To step back for a moment, we are very encouraged by the results from COVALENT-112. Although this was a small exploratory study, the magnitude of the on-treatment C-peptide response, along with the observed persistence after treatment cessation, stands in clear contrast to the natural history of type 1 diabetes. We believe these findings provide important clinical validation of menin inhibition as a therapeutic target in diabetes. Seeing evidence of improved beta cell function, even in a limited number of patients, reinforces the biological hypothesis that underpins this program and supports further investment in this approach. At the same time, we are appropriately cautious. These data come from small cohorts, and important questions remain around optimal dosing, treatment duration, durability, and the interaction between beta cell regeneration and the underlying autoimmune process.

That is precisely why we are enthusiastic about moving forward with the next investigator-led study, which is designed to more rigorously evaluate these factors and to further define the role icovamenib may play in type 1 diabetes. We are grateful to the investigators and clinical sites for their interest, collaboration, and commitment to advancing this work. We are excited to get the next study up and running in the near term. I want to thank everybody on the call today for your continued interest in Biomea Fusion. We look forward to updating you as this program advances and to sharing additional data in future scientific forums. Operator, we are now happy to take questions.

Operator

Thank you. As a reminder, to ask a question, please press star one one on your telephone and wait for your name to be announced. To withdraw your question, please press star one one again. One moment while we compile our Q&A roster. Our first question is going to come from the line of Edward Tenthoff with Piper Sandler. Your line is open. Please go ahead.

Edward Tenthoff
Managing Director and Senior Research Analyst, Piper Sandler

Great. Thank you very much. Congratulations on encouraging results. This is really exciting in an area that needs, new therapeutic development. Question: Based on the mechanism and what % of T1D patients are on a JAK inhibitor? Hi there. Hey there. What % of T1D patients are on a JAK inhibitor? Can you kind of get into a little bit more detail about the potential, synergy or additive, mechanism of action between the two things?

Michael J.M. Hitchcock
CEO, Biomea Fusion

Thank you, Edward. I'm going to turn that question over to Juan Pablo.

Juan Pablo Frías
CMO, Biomea Fusion

Yeah, it would be extremely small, and it would be, as far as patients on it would be in investigational use only at this point. As I mentioned previously, I mean, they're really complementary mechanisms by which we feel that icovamenib through inhibiting menin is going to be replicating beta cells, and any other adjunctive therapy such as a JAK1 inhibitor would be providing.

For helping not have these cells, if it is an issue, have an immune attack, if you will. Really it's using.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Right.

Juan Pablo Frías
CMO, Biomea Fusion

-these two as complementary rather than synergistic.

Edward Tenthoff
Managing Director and Senior Research Analyst, Piper Sandler

Are there other mechanisms that make sense too, Juan Pablo? Thank you.

Juan Pablo Frías
CMO, Biomea Fusion

Yeah. I think, you know, theoretically, it would be any of the mechanisms we discussed that are more focused on the inflammatory response. Again, we don't know. That's why this study will be conducted. That may certainly help the cause here.

Edward Tenthoff
Managing Director and Senior Research Analyst, Piper Sandler

Great. Excellent. Thank you so much.

Operator

Thank you. One moment for our next question. Our next question is going to come from the line of Roger Song with Jefferies. Your line is open. Please go ahead.

Chacha Yang
Equity Research Analyst, Jefferies

Hi, this is Chacha Yang on for Roger Song. Congrats on the data update. Also agree with the last speaker that this is definitely an area of great unmet need. I have two questions. One is just to confirm for your phase II, will patients need to be on immunosuppressants during the follow-up period or just the treatment period? Without the immunosuppressants after the treatment period, how are you gonna work to overcome the immune-mediated attacks on the new beta cells? My second question is, can you just confirm, were patients on exogenous insulin for this trial? Were they able to stop using it at any point?

Michael J.M. Hitchcock
CEO, Biomea Fusion

Juan Pablo Frías, I'll let you take that.

Juan Pablo Frías
CMO, Biomea Fusion

Yeah. Let me start with the second. These patients were all on exogenous insulin throughout the trial period. In COVALENT-112, with respect to the proposed trial design, and this hasn't been finalized yet, I mean, the participants would receive icovamenib only for the initial six months, and then some of those patients would continue with icovamenib only. Some would come off of therapy, and then others would either have the immunosuppression with continued icovamenib or after icovamenib is discontinued, have the immunosuppressive therapy. We'll really test what icovamenib alone would do for six months and what icovamenib alone would do for the entire 12 months or 52 weeks.

Also what the combination of icovamenib with a immune modulator would do in combination through the 52 weeks or stopping the icovamenib at six months and then going on to the immunosuppressive therapy.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Maybe, Juan-

Juan Pablo Frías
CMO, Biomea Fusion

That will be answered there.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Maybe, Juan, one more point for you to make, if you could. All these studies that we're presenting here are every patient is on background insulin because that's the standard of care. If you wouldn't have them on insulin, they would have severe side effects.

Juan Pablo Frías
CMO, Biomea Fusion

Right.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

I mean, that's a standard. Could you describe the mixed meal tolerance test that we do with the four hours so that people understand that is a standardized format that people use to measure C-peptide?

Juan Pablo Frías
CMO, Biomea Fusion

Yeah, absolutely. To measure the C-peptide, as we did in the 112 and the other two and in other studies, is having a mixed meal which stimulates the pancreas to secrete insulin. C-peptide is what's measured to look at insulin secretion and beta cell function. During the four hours subsequent to ingesting the meal, C-peptide is measured at specific intervals, and that's how we measure beta cell function and the change in beta cell function over time.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

The, the others do the same in their studies. When you look at all these study results, it's a two-hour or four-hour test. You can cross-reference at least to a degree that they are all treated or, they're all tested in a similar mechanism to understand what does the pancreas do for any of these patients.

Juan Pablo Frías
CMO, Biomea Fusion

Right. Yeah.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Chacha, does that answer the question?

Chacha Yang
Equity Research Analyst, Jefferies

Yeah. Thanks so much. One more question, if I may. Can you just tell us what are the baseline C-peptide levels required for insulin dependence? Somebody not on, somebody who doesn't have type 1 diabetes. Also, do you foresee icovamenib potentially reaching that for patients?

Juan Pablo Frías
CMO, Biomea Fusion

Yeah. I think potentially it could, but the levels that we're looking at here, I mean, are certainly very low. In the, in this study would be, it would have to be over 0.2 nanomolar. That's already, you know, even over that is extremely low at that point as you're getting below one, for example. You know, these would be patients that absolutely would require, would require insulin and, you know, more than likely be symptomatic and have stage III type 1 diabetes.

Chacha Yang
Equity Research Analyst, Jefferies

Okay. Great. Thank you.

Operator

Thank you. One moment for our next question. Our next question will come from the line of Michael King with Rodman & Renshaw LLC. Please go ahead.

Michael King
Senior Biotechnology Analyst and Director of Research, Rodman & Renshaw

Thank you for taking the question. Good morning, guys. Just a couple questions again on the, on the phase II study design. Can you just walk us through the dose titration schedule? I see you started 100 and gradually move up to 200. How will that be gated? Is it time-gated? Is it tolerability gated or otherwise?

Michael J.M. Hitchcock
CEO, Biomea Fusion

I'll pass that one to Juan too, please.

Juan Pablo Frías
CMO, Biomea Fusion

Yeah. That has not been fully worked out yet.

Michael King
Senior Biotechnology Analyst and Director of Research, Rodman & Renshaw

Okay.

Juan Pablo Frías
CMO, Biomea Fusion

What we've generally done has been, you know, it would be probably, you know, likely four weeks at 100 mg and then escalating. The idea will be to start at the lower dose and then escalate to 200. Exactly how that will be done and the timing is not yet fully decided.

Michael King
Senior Biotechnology Analyst and Director of Research, Rodman & Renshaw

Okay. I'll follow up on that in a second. Just as far as the patient's insulin regimen, are they allowed to be on any insulin regimen? Are they being counseled to not adjust their insulin regimen, or will they, you know, will they adjust it dynamically depending on, you know, their blood glucose? Are all of them on, you know, continuous glucose monitoring?

Juan Pablo Frías
CMO, Biomea Fusion

Yeah. Again, I'll say a lot of those details are still being worked out, but they absolutely will be able to, and hopefully they will need to make insulin dose adjustments to maintain euglycemia or, you know, not have hypoglycemia, certainly. There will be adjustments. I imagine most of these or all of these patients will be on continuous glucose monitoring. You know, again, the final eligibility criteria are still being worked out, but I would say yes, most of these patients will be on CGM, they absolutely will be allowed to make insulin dose adjustments.

Michael King
Senior Biotechnology Analyst and Director of Research, Rodman & Renshaw

Okay, great. I guess a bit of a compound question about the 200 mg dose and the combination, excuse me, with immunosuppressants. You know, we did see, you know, a clinical hold in the phase I, at 200. Is there any concern about combination with immunosuppressants? Are any excluded from the H2 of the study because of potential interactions? Just from a high-level standpoint, is the company concerned about, you know, just the possibility of confounding or complicating the safety attributes of icovamenib because of the combination with immunosuppressants? Thank you.

Juan Pablo Frías
CMO, Biomea Fusion

All I would say to that is that, you know, we'll be monitoring this obviously extremely closely, you know, during the six months when the patients are up or dose escalating from 100 to 200 and then beyond that. I don't think theoretically there's no concern above and beyond what we've seen with icovamenib. All I would say is we're gonna monitor it extremely closely, and certainly patients who have issues, if they have them with aminotransferase elevations or any issues with liver during the six-month period, would not continue therapy. Again, we're very confident from what we saw with 100 and then escalating to the higher doses that we shouldn't have a problem. Clearly, this will be monitored very closely through the trial.

Michael J.M. Hitchcock
CEO, Biomea Fusion

Steve, do you have.

Michael King
Senior Biotechnology Analyst and Director of Research, Rodman & Renshaw

Okay. Oh, sorry, go ahead.

Michael J.M. Hitchcock
CEO, Biomea Fusion

Steve, do you have anything further to add?

Speaker 11

Yes.

Michael J.M. Hitchcock
CEO, Biomea Fusion

You've looked at significantly higher doses.

Speaker 11

Yes. Thank you, Mick. First of all, we do not, as Juan Pablo mentioned, anticipate any drug-drug interactions between icovamenib and immunosuppressant agents. These agents are metabolized and have an impact on various metabolic pathways that are not overlapping. Again, we don't anticipate any issues with DDI. With regard to the liver safety profile, based on our type 2 study, COVALENT-111, we did in one cohort in that study, do this ramping up from 100 mg daily to 200 mg daily. With that ramp up, we did not observe any clinically significant ALT elevations. We don't anticipate that being a limiting issue with the planned type 1 study.

Michael King
Senior Biotechnology Analyst and Director of Research, Rodman & Renshaw

Great. Thanks for the added explanation. Congrats. This is a great group, a great cooperative group you guys are working with.

Michael J.M. Hitchcock
CEO, Biomea Fusion

Yeah. Thank you, Mike.

Operator

Thank you. One moment for our next question. Our next question comes from the line of Joseph Pantginis with H.C. Wainwright. Your line is open. Please go ahead.

Joseph Pantginis
Managing Director of Equity Research, H.C. Wainwright

Hey, guys. Thanks for taking the questions. First on the phase II. Can you define the enrollment criteria a little better? Is it just a focus of time from diagnosis similar to now? As you said, and as we believe, this is a very rigorous design that you're looking at, but from an IST standpoint, what is the potential that you've been discussing internally to have a higher numbers in the cohort?

Michael J.M. Hitchcock
CEO, Biomea Fusion

Juan Pablo, I'll let you take that one too, please.

Juan Pablo Frías
CMO, Biomea Fusion

I mean, what we're disclosing now is with respect to the entry criteria, diagnosed stage 3 type 1 diabetes, diagnosed within three years of the time of entry, and then with some residual C-peptide, so C-peptide greater than 0.2 nanomoles per liter. That really is what we have at this point. I don't know what the discussions have been with respect to increasing the numbers, but I think this is quite robust and will give us an idea of where we would move forward, particularly with respect to the need for adjunctive immunosuppressive therapy. I'll add that it has a placebo arm as well. I think these numbers are quite reasonable.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Can I make a point, Joe? Every study that you see, if you do a little bit of digging or 90% of them, try to find the patient very early on, 0-90 days, 0-100 days from diagnosis. That is where most of these therapies need to be because of this progressive decline, just to have an impact and to move that curve a little bit over. You can see in all the charts, they're all trending down or most of them, if not all of them.

When we approached the investigators with this study design, they said, "This is unbelievable that you're targeting a patient population between 0 and three years." It's unheard of, actually. We see not really a problem in finding those patients because they're very much available because they're not picked up by the other studies. Then two, to have a pathway or a drug that potentially works in patients that have been so far into their disease is a very welcoming fact for these investigators. We found great response with them. It's a great group of professionals there. If we were to enlarge the numbers of patients, it's an IST. If they wanna go higher, for us, time is of the essence. The more patients we enroll, the longer it takes to read out.

This is 40 patients. We can do 40 patients with four centers fairly fast. If we increase the numbers, maybe we do it in a secondary study. The intent is go in, understand the signal, really confirm all these points we made in the script. Once we have that data, come out with results very quickly so that we know this pathway is fully is actually valid for a phase III design, theoretically.

Joseph Pantginis
Managing Director of Equity Research, H.C. Wainwright

No, that's helpful. If I could just switch back to today's data, which are very encouraging signals. I guess I wanna focus on the C-peptide concept. First, you know, what do you potentially attribute the initial drops in C-peptide? Is this a potential for, you know, patients on their current trajectory continuing before icovamenib can, you know, engage its mechanism of action, first? Second, how would you define, you know, for these patients, the clinical relevance in the changing of the slope positively to, say, only seeing a 7% C-peptide decreases or even potential increases over time? Can you discuss the clinical relevance around that? Thank you.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Back to you, Juan.

Juan Pablo Frías
CMO, Biomea Fusion

I mean, going to the decrease you mentioned, with the 200 mg dose, there's really no change. Then at week eight, you start seeing it go up. I think any very small decrease maybe at week four there, it just all has to do with the end. I mean, these are three participants in that group, in the 200 mg group in cohort 1. I really think it's no change until we see out to week 12, where we're seeing this 52% increase. I think it's highly relevant, even maintaining C-peptide, but certainly the increase in C-peptide.

We know that these patients do better overall with less hypoglycemia, likely will, and this is something we'll look at further, would have a reduction in insulin dose as well. They're much easier to treat from a clinical perspective if they have remaining C-peptide secretory capacity. I think they're very clinically relevant. Again, as we've mentioned, the numbers are very small here, and that's why we want to explore this further. I would say that even no progression in the decline of C-peptide is clinically relevant, but certainly the increase in C-peptide really hasn't been seen before, and that's what we're striving towards.

Joseph Pantginis
Managing Director of Equity Research, H.C. Wainwright

Thank you.

Juan Pablo Frías
CMO, Biomea Fusion

Yeah. Go ahead.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

I get a movement of color because I've talked to all these investigators, and when you show them these graphs, you hear comments such as, "This is provocative data," or "I've never seen anything, any drug that would increase the C-peptide that patients are using so fast." I refer you to the quote from Alexander Fleming in our press release. We put that there because we found it was just so telling of what we're trying to do and the excitement around what we think is potentially there. Just read that quote, then you can see what professionals think about what we're doing here.

Joseph Pantginis
Managing Director of Equity Research, H.C. Wainwright

Great. Thanks, guys.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Yeah.

Joseph Pantginis
Managing Director of Equity Research, H.C. Wainwright

Mm-hmm.

Operator

Thank you. One moment for our next question. Our next question will come from the line of Yigal Nochomovitz with Citigroup. Your line is open. Please go ahead.

Yigal Nochomovitz
Director, Citigroup

Hi, guys. Thank you for the questions. I just had a question on the phase II strategy. You know, over the years, you've talked about doing a short course of treatment, as you did in this study, the 12 weeks, to boost the beta cells and then take a pause. Obviously acknowledge that this is a small study with low N. I'm just wondering if you'd considered, you know, basically repeating this type of study with the 12 weeks, for a larger set of patients to sort of further anchor these conclusions before moving to change variables and do a longer study and then add the immunosuppression. I just wanted to get your thoughts on that first, please.

Michael J.M. Hitchcock
CEO, Biomea Fusion

Yeah. This is Mick. I think all the investigators that we've talked to look at this data and say, "This is great, but we wanna do more." This is part of why we wanna go to a longer term of treatment. In addition, we now have the preclinical data that would support us to go into a longer treatment paradigm. I think it makes sense for us to go out to six months. If we saw any concerns about six months, we could go back to three. I think what we're looking for now is a great response, but if we can do better, we certainly wanna see what happens there.

Yigal Nochomovitz
Director, Citigroup

Okay. Can you just comment on the, just the inherent variability of the C-peptide, this glucose tolerance test assay, and how much of that variability is being reflected in this data set or whether it's, you know, well beyond that inherent variability of the assay?

Michael J.M. Hitchcock
CEO, Biomea Fusion

Juan Pablo Frías, can I get you to take that one?

Juan Pablo Frías
CMO, Biomea Fusion

Yeah. You know what? I think, obviously the higher end will help with that. There clearly is some variability as with any assay. There is variability there. Although we're seeing this improvement with three patients, which is consistent in each of the patients, you know, I think that's why, you know, we absolutely need the bigger numbers to confirm this.

Yigal Nochomovitz
Director, Citigroup

Okay. Juan Pablo, just kind of getting your thoughts on the slope. You know, yes, you get to the -7% after 52 weeks versus the 50% for one year. I just getting your thoughts in terms of, you know, whether you're pushing out the decline because you're getting a bump at 12 weeks, and then you kind of resume the original decline because the slopes are very similar. Do you know, you know what I mean? How do you think about that in terms of possible redosing to kind of keep to that slope from, you know, returning to that natural history decline?

Juan Pablo Frías
CMO, Biomea Fusion

Right. Well, I think to your first question and the need to potentially go out further. I think we'll see that with the six months. I think what the trial provides as well, the upcoming trial provides six months of therapy and see what happens. Then also then coming off of therapy at six months versus continuing the therapy. I do see your point, and the slope looks the same. You're, in a sense, you're at least buying time, if you will. I think that really gets the rationale behind dosing for a longer period of time, seeing if we can have a more sustained reduction, and then also seeing with what the immunosuppressive therapy, adjunctive immunosuppressive therapy does, whether that improves that slope or not.

Yigal Nochomovitz
Director, Citigroup

Okay. Just one other thing. On the cohort 2, that data is coming later at the meeting?

Juan Pablo Frías
CMO, Biomea Fusion

Yeah.

Yigal Nochomovitz
Director, Citigroup

Okay.

Juan Pablo Frías
CMO, Biomea Fusion

At that meeting.

Yigal Nochomovitz
Director, Citigroup

Okay. Thank you.

Juan Pablo Frías
CMO, Biomea Fusion

Yeah.

Operator

Thank you, and one moment for our next question. Our next question comes from the line of Anupam Rama with JP Morgan. Your line is open. Please go ahead.

Joyce Lin
VP of Rates Trading, JPMorgan

Hey, guys. This is Joyce Lin for Anupam. Thanks for taking our question. Maybe just as a follow-up to the previous set of questions. Regarding your next phase II, looking at extended dosing out to six months and also 12 months, as you mentioned, I was just curious if there's anything in your work so far to help inform what the right duration of treatment might be here. At 12 weeks, it seems like there's no plateau yet. Obviously small n still, but just wondering if there's anything in your modeling work that might suggest when the max benefit might be reached here. Thanks.

Michael J.M. Hitchcock
CEO, Biomea Fusion

I think at this stage it's all, you know, hit and hope. We're really trying to sort of figure this out in real time. There's no precedent for this. I think, you know, we need more experimental data to come to the conclusion about what the best, what the best dosing period is gonna be.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

That's exactly the purpose of the study, right? The purpose of the study is to answer all these questions quickly, not overload the study with too many questions. The question you're asking is our question. We couldn't answer that question before because we didn't have the talks data. Now that we can continuously dose patients, we can actually get an answer to your question well. With 12 months of dosing of icovamenib, we will see how far reaching this increase can be and how endurable it then is. Another theory that we heard from investigators was, if you have a buildup pool of beta cells, could they survive better? Meaning, is there a mass that you have to reach or overcome in order to have a sustained effect? Those are all the things we will find out in this study.

Joyce Lin
VP of Rates Trading, JPMorgan

Okay. If I could just follow up with another question. At ADA, I understand you'll have full data from both cohorts. I was just wondering if you'll have any additional analyses specifically from cohort one relative to today's top-line update that you would have us focus on as we look to that upcoming presentation. Thank you.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

No, that's a good question. The reason why we put this here, this is the top line. This is the big update that we wanted to give everybody and that we took out of the ADA because it's important for you to know and to have. The ADA will provide further details, but as you can imagine, if you go to cohort two, three-15 years, the effect is not as impressive as you see here. It's sustaining, yes, but you can debate that. Meaning, I don't place undue importance on the ADA as if we come out with another set of data. This is the data here that you see that is most important.

Joyce Lin
VP of Rates Trading, JPMorgan

Got it. Thank you.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Yeah.

Operator

Thank you. One moment for our next question. We have a follow-up question from the line of Michael King with Rodman & Renshaw LLC. Your line is open. Please go ahead.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Mike, we can't hear you. No?

Michael King
Senior Biotechnology Analyst and Director of Research, Rodman & Renshaw

Sorry, I was muted.

Okay.

What I was gonna ask is on the cooperative group study, is this only gonna be in patients, it looks like less than three years as well as three to 15 years. Will they be analyzed in a stratified manner, or will they all be pooled? Do you know the answer to that?

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Yeah. It's only 0-3 years.

Michael King
Senior Biotechnology Analyst and Director of Research, Rodman & Renshaw

Only zero to three. Okay.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Just not to get into. Obviously, there is a chance that we have an effect in these other more burdened patients or where type 1 has just decreased the pool too far. That would be so much work for us to do now. We're a small company. We really wanna solidify what you see here today very quickly and then see how far this can take us. If you look at the teplizumab results that they have with the FDA right now, look at the results and see the lasting effect of their drug and compare that to ours, and then draw your conclusions of the potential of what icovamenib has in the bag, potentially for 0 to three years. They go after 0 to 90 days.

I think when you compare just what we show here with what's currently at the FDA, you can see that, one, we can potentially, and that's the goal, achieve a lot more just with this study design to show that there is a greater effect size potential, one. Two, later on, we can look at three-15 years. We can look at all these other patient subsets because then we understand the signal better. We wanna get out and fast and show that we could have a dominant role in type 1.

Michael King
Senior Biotechnology Analyst and Director of Research, Rodman & Renshaw

Thanks for taking the follow-up.

Ramses Erdtmann
Co-Founder, President, and COO, Biomea Fusion

Yeah.

Operator

Thank you. I'm showing no further questions at this time, and I would like to hand the conference back over to Mick Hitchcock for further remarks.

Michael J.M. Hitchcock
CEO, Biomea Fusion

Well, thanks very much for being on the call today, guys. We appreciate your interest and we're really excited about the data. If anybody has any further questions, please feel free to reach out to us. Thank you for your interest and that's all we'll do today. Thanks. Bye-bye.

Operator

This concludes today's conference call. Thank you for participating, and you may now disconnect. Everyone, have a great day.

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