Alector Income Statement

Financials in millions USD. Fiscal year is January - December.

Millions USD. Fiscal year is Jan - Dec.

Fiscal Year	TTM	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021
Period Ending	Mar '26 Mar 31, 2026	Dec '25 Dec 31, 2025	Dec '24 Dec 31, 2024	Dec '23 Dec 31, 2023	Dec '22 Dec 31, 2022	Dec '21 Dec 31, 2021
Revenue	18.42	21.05	100.56	97.06	133.62	207.09
Revenue Growth (YoY)	-79.15%	-79.07%	3.60%	-27.36%	-35.48%	881.54%
Gross Profit	18.42	21.05	100.56	97.06	133.62	207.09
Selling, General & Admin	47.37	53.99	59.62	56.69	61.03	55.04
Research & Development	107.28	123.07	185.94	192.12	210.42	189.41
Total Operating Expenses	154.65	177.05	245.56	248.8	271.45	244.45
Operating Income	-136.23	-156.01	-145	-151.74	-137.83	-37.36
Total Non-Operating Income (Expense)	11.01	13.25	26.08	26.56	7.78	1.03
Pretax Income	-125.22	-142.76	-118.92	-125.18	-130.06	-36.33
Provision for Income Taxes	0.17	0.17	0.13	5.21	3.25	-
Net Income	-125.39	-142.93	-119.05	-130.39	-133.31	-36.33
Net Income to Common	-125.39	-142.93	-119.05	-130.39	-133.31	-36.33
Shares Outstanding (Basic)	106	103	97	84	82	80
Shares Outstanding (Diluted)	106	103	97	84	82	80
Shares Change (YoY)	7.95%	6.64%	15.35%	1.54%	2.55%	3.42%
EPS (Basic)	-1.19	-1.39	-1.23	-1.56	-1.62	-0.45
EPS (Diluted)	-1.19	-1.39	-1.23	-1.56	-1.62	-0.45
Shares Outstanding	111.03	110.36	99.09	84.88	82.9	81.99
Free Cash Flow	-173.2	-184.07	-231.16	-186.54	-24.45	295.3
Free Cash Flow Per Share	-1.64	-1.79	-2.39	-2.23	-0.30	3.67
Gross Margin	100.00%	100.00%	100.00%	100.00%	100.00%	100.00%
Operating Margin	-739.70%	-741.30%	-144.19%	-156.33%	-103.16%	-18.04%
Profit Margin	-680.83%	-679.16%	-118.39%	-134.34%	-99.77%	-17.54%
FCF Margin	-940.44%	-874.66%	-229.88%	-192.19%	-18.30%	142.60%
EBITDA	-130.42	-150.29	-139.59	-146.02	-132.12	-31.03
EBITDA Margin	-708.13%	-714.13%	-138.81%	-150.44%	-98.88%	-14.98%
EBIT	-136.23	-156.01	-145	-151.74	-137.83	-37.36
EBIT Margin	-739.70%	-741.30%	-144.19%	-156.33%	-103.16%	-18.04%
Effective Tax Rate	-0.13%	-0.12%	-0.11%	-4.16%	-2.50%	0.00%

Updated May 7, 2026. Data Source: Fiscal.ai. Standard template. Financial Sources.

SEC Filings: 10-K · 10-Q