Altimmune, Inc.

ALT·NasdaqGM·Healthcare
Compare
2.1200+0.0800 (+3.92%)today
At close: Nov 4, 4:00 PM EST · May be delayed up to 15 min · USD
Pre-market2.0700−0.0500 (−2.36%)

Prices may be delayed up to 15 min. Not investment advice. News volume: articles in the 4Search index each day.

Key statistics

Previous close2.0400
Open2.1000
Day range2.02502.1500
52-week range1.99006.4400
Off day high−1.40%
Off 52-week high−67.08%
Volume3.47M
Avg. volume (3M)3.93M
Market cap412.38M
EPS (TTM)-0.7600
Forward P/E-3.17
P/E ratio (TTM)—
Dividend yield—
Beta (5Y)0.15
Shares outstanding194.52M
Short interest21.74% of float
Earnings dateAug 12, 2026 (est.)
Analyst target17.1111
Profit margin0.00%

Against its peers

Compare in full ›
ALT GYRE GNFT.PA IVA 24H.F AGMB
Market cap 412.38M 470.79M 574.36M 914.17M 352.86M 337.35M
P/E (TTM) — — — — — —
Forward P/E -3.2 74.0 63.8 -5.2 — -3.4
Price/book 0.9 4.4 -11.8 13.8 -0.5 2.7
Dividend yield — — — — — —
1-year change −46.19% −39.92% +218.29% −7.42% +37.87% −53.24%
Today +3.92% 0.00% +3.04% −3.97% −0.23% 0.00%

The closest companies by business and industry (Biotechnology). Prices may be delayed up to 15 min.

Latest news

All ALT news ›
Markets Daily··2 outletsPositive

Grifols (NASDAQ:GRFS) versus Altimmune (NASDAQ:ALT) Head-To-Head Contrast

Posted by Sarita Garza on Oct 25th, 2026 Grifols (NASDAQ:GRFS – Get Free Report) and Altimmune (NASDAQ:ALT – Get Free Report) are both healthcare companies, but which is the superior investment? We will compare the two companies based on…

More from 1 other outlet
markets.businessinsider.com·

Altimmune price target lowered to $17 from $18 at Evercore ISI

Evercore ISI analyst Michael DiFiore lowered the firm’s price target on Altimmune (ALT) to $17 from $18 and keeps an Outperform rating on the sh... Altimmune price target lowered to $17 from $18 at Evercore ISI Evercore ISI analyst Michael…

markets.businessinsider.com·Positive

Altimmune management to meet with Truist

Analyst Devarakonda holds a meeting with management. in Boston on October 8 hosted by Truist. Published first on TheFly – the ultimate source f... Altimmune management to meet with Truist Analyst Devarakonda holds a meeting with…

From the 4Search news index, newest first.

In the news

9mentions in 30 days
9with it in the headline
Positivesentiment

Finance and business coverage in the 4SEARCH.business news index: articles that name it in the headline, or in the text beside its ticker. Sentiment is the index's own reading of the latest 9 articles, not a forecast.

Market data is provided for information only and comes from free public sources. Prices may be delayed up to 15 minutes; data may be incomplete or inaccurate. Nothing on this page is investment advice or a recommendation to buy or sell any security. News and coverage analytics are drawn from the 4SEARCH.business index. Terms of use. How to use Finance