Altimmune, Inc. (ALT)

$2.58 -1.15%

EARNINGS ANALYTICS

event_note Approx. Next Earnings: ~2026-08-10 APPROXIMATE

Across 21 earnings reports since May 17, 2021, Altimmune, Inc. (ALT) has a clear post-earnings pattern. It moves ±7.52% on average after reporting and finishes higher 81.0% of the time. Its largest post-earnings gain was +29.12% (Nov 12, 2024) and its largest decline was -17.92% (Mar 05, 2026). The next earnings report is predicted for 2026-08-10 (approximate).

Earnings Price Reaction

Scroll to zoom, drag to pan — click earnings dots for details

Beat Miss

Earnings Impact

Total Earnings

Avg Abs. Movement

±7.52%

Positive %

81.0%

Negative %

19.0%

Historical Earnings Statistics

Date	Timing	Open	High	Close	Volume	Movement %	SEC Filing
May 13, 2026	☀ PRE	$2.95	$3.04	$3.02	143,557	-1.63%	open_in_new
Mar 05, 2026	☀ PRE	$4.10	$4.20	$3.50	7,710,000	-17.92%	open_in_new
Nov 06, 2025	☀ PRE	$3.82	$4.12	$3.94	4,248,600	+5.07%	open_in_new
Aug 12, 2025	☀ PRE	$3.51	$3.86	$3.62	5,396,900	+7.1%	open_in_new
May 13, 2025	☀ PRE	$6.07	$6.13	$5.76	4,604,000	-4.16%	open_in_new
Feb 27, 2025	☀ PRE	$6.00	$6.78	$6.42	4,447,500	+8.08%	open_in_new
Nov 12, 2024	☀ PRE	$7.62	$10.02	$9.49	18,684,400	+29.12%	open_in_new
Aug 08, 2024	☀ PRE	$5.80	$6.67	$6.33	5,597,900	+15.09%	open_in_new
May 09, 2024	☀ PRE	$7.22	$8.07	$7.72	4,552,400	+7.82%	open_in_new
Mar 27, 2024	☀ PRE	$9.32	$9.68	$8.89	11,144,800	+2.77%	open_in_new
Nov 07, 2023	☀ PRE	$2.76	$2.76	$2.70	1,635,500	+1.12%	open_in_new
Aug 10, 2023	☀ PRE	$3.06	$3.29	$3.04	2,252,400	+3.05%	open_in_new
May 11, 2023	☀ PRE	$5.00	$5.45	$5.33	1,742,400	+7.03%	open_in_new
Feb 28, 2023	☀ PRE	$12.00	$12.70	$12.59	968,800	+6.42%	open_in_new
Nov 10, 2022	☀ PRE	$10.00	$10.78	$10.58	1,843,600	+9.18%	open_in_new
Aug 11, 2022	☀ PRE	$12.75	$13.79	$13.77	1,293,700	+7.08%	open_in_new
May 12, 2022	☀ PRE	$3.98	$4.39	$4.28	811,100	+8.63%	open_in_new
Mar 15, 2022	☀ PRE	$6.50	$6.65	$5.90	1,517,600	-8.24%	open_in_new
Nov 09, 2021	☽ POST	$10.95	$11.04	$10.92	1,308,100	+0%	open_in_new
Aug 10, 2021	☽ POST	$10.40	$10.88	$10.88	1,112,600	+2.48%	open_in_new
May 17, 2021	☀ PRE	$13.16	$14.32	$14.18	945,100	+5.98%	open_in_new

event

Earnings Count

Total earnings in dataset

trending_up

Avg Abs. Movement

±7.52%

Avg % price change on earnings

description

SEC Filings

View

Browse all SEC filings

SEC Filing Types

Recent SEC Filings

10 most recent

Form	Date Filed	View on EDGAR
SCHEDULE 13G/A	20260515	open_in_new SEC.gov
10-Q	20260513	open_in_new SEC.gov
8-K	20260513	open_in_new SEC.gov
S-8	20260513	open_in_new SEC.gov
4	20260501	open_in_new SEC.gov
4	20260501	open_in_new SEC.gov
4	20260501	open_in_new SEC.gov
4	20260501	open_in_new SEC.gov
4	20260501	open_in_new SEC.gov
4	20260501	open_in_new SEC.gov

Frequently asked about ALT earnings

When does Altimmune, Inc. report earnings next? expand_more

Altimmune, Inc. (ALT)'s next earnings date is approximate for 2026-08-10. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.

How much does ALT stock move after earnings? expand_more

Over 21 reports, ALT has moved an average of ±7.52% the session after earnings, closing higher 81.0% of the time.

What was ALT's biggest post-earnings move? expand_more

ALT's largest post-earnings gain on record was +29.12% on Nov 12, 2024, and its largest decline was -17.92% on Mar 05, 2026.

Where can I find Altimmune, Inc.'s SEC filings? expand_more

All of Altimmune, Inc.'s SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.