Altimmune Inc

ALTNASDAQ
$2.86
-0.11-3.7%
At close: Sep 30, 5:00 PM EST
$2.89
0.02911.02%
After Hours: 5:57 PM EST

Altimmune Market Sentiment

Market sentiment signals for Altimmune (ALT): analyst consensus, short interest, options flow and insider activity.

Key Signals

Analyst Consensus▲ Buy
Short Interest▼ 26.6% short float
Options Flow▲ 0.17 P/C ratio
Insider Activity— N/A

Analyst Consensus

Buy

15 analysts

Options Flow (P/C)

0.17

More calls — Bullish

1,600 calls · 276 puts

Avg Consensus PT

$17

+488.4%

Highest Price Target

$25

+765.3%

Piper Sandler

Lowest Price Target

$10

+246.1%

Leerink Partners

Short Interest

26.6%

Rising — Bearish

Insider Activity (30d)

—

Short Interest — % of Float

Recent Analyst Actions

DateFirmAnalyst & AccuracyUpside / DownsidePT ChangeActionRating
Sep 23, 2026Evercore ISI Group
Liisa Bayko—
+488.4%$18 → $17MaintainedOutperform
Jun 22, 2026Leerink Partners
Thomas Smith—
+246.1%$10InitiateOutperform