Altimmune, Inc. (ALT)

NASDAQ: ALT · Real-Time Price · USD

2.040

-0.100 (-4.67%)

At close: Oct 30, 2026, 4:00 PM EDT

2.060

+0.020 (0.97%)

After-hours: Oct 30, 2026, 7:31 PM EDT

Altimmune Financials Overview

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

Millions USD. Fiscal year is Jan - Dec.

Revenue & Profits

Fiscal Year	TTM	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021
Period Ending	Jun '26 Jun 30, 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	0.03	0.04	0.02	0.43	-0.07	4.41
Revenue Growth	55.00%	105.00%	-95.30%	-	-	-46.12%
Gross Profit	-66.69	-66.39	-82.21	-65.37	-70.52	-69.43
Operating Income	-98.73	-94.49	-103.17	-83.51	-87.65	-84.84
Net Income	-91.76	-88.09	-95.06	-88.45	-84.71	-97.09
Earnings Per Share	-0.73	-1.00	-1.34	-1.66	-1.81	-2.35
EPS Growth	-	-	-	-	-	-

Cash & Debt

Fiscal Year	Current	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021
Period Ending	Jun '26 Jun 30, 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
Cash & Investments	326.28	273.46	131.89	197.82	184.88	190.3
Total Debt	36.02	35.69	1.68	0.67	1.12	1.54
Net Cash (Debt)	290.26	237.77	130.21	197.14	183.76	188.77
Net Cash Growth	73.54%	82.60%	-33.95%	7.29%	-2.65%	-11.83%
Net Cash Per Share	2.30	2.70	1.83	3.70	3.92	4.57

Cash Flow & CapEx

Fiscal Year	TTM	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021
Period Ending	Jun '26 Jun 30, 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
Operating Cash Flow	-76.51	-67.54	-79.85	-75.81	-62.59	-78.24
Capital Expenditures	-0.05	-0.01	-	-0.05	-0.13	-12.12
Free Cash Flow	-76.56	-67.55	-79.85	-75.86	-62.71	-90.36
Free Cash Flow Growth	-	-	-	-	-	-

Margins

Fiscal Year	TTM	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021
Period Ending	Jun '26 Jun 30, 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
Gross Margin	-	-	-	-	-	-
Operating Margin	-318493.55%	-230460.98%	-515860.00%	-19603.29%	-	-1923.90%
Pretax Margin	-296000.00%	-216521.95%	-475295.00%	-20762.21%	124867.65%	-2201.59%
Profit Margin	-296000.00%	-214860.98%	-475295.00%	-20762.21%	-	-2201.59%
FCF Margin	-246974.19%	-164746.34%	-399240.00%	-17806.81%	-	-2048.87%

Valuation

Fiscal Year	Current	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021
Period Ending	Nov '26 Nov 2, 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
Forward PE	-	3.91	3.91	3.91	3.91	3.91
PS Ratio	12800.52	9610.97	25640.43	1418.90	-11888.90	82.35