Altimmune, Inc. - ALT
Sector:
Healthcare
· Industry:
Pharmaceutical Preparations
Website:
No information yet
· Social:
No information yet
Company profile
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Quarter snapshot
Latest / Compare
Q1 2026
· Q4 2025
Value (USD)
Total reported value ($000)
$264.1M
QoQ value delta ($000)
+$37.35M
(+16.47%)
Implied price effect (QoQ)
-12.93%
Shares
Total shares
84,051,977
QoQ shares delta
+21,218,269
(+33.77%)
Total shares held by funds (by quarter)
Market chart (ALT)
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Top holders (Q1 2026)
Top 25 only
Full list
Partial Q1 2026 data: 173 holders have filed so far. Prior holders are carried forward until their next 13F confirms a change.
| Manager | Value ($000) | Shares | % of 13F |
|---|---|---|---|
| BlackRock, Inc. | 39,409 | 12,795,277 | 0.0% |
| VANGUARD GROUP INC | 34,263 | 9,491,159 | 0.0% |
| STATE STREET CORP | 22,008 | 7,145,550 | 0.0% |
| VANGUARD CAPITAL MANAGEMENT LLC | 17,426 | 5,658,049 | 0.0% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 16,576 | 5,382,002 | 0.0% |
| MARSHALL WACE, LLP | 12,375 | 4,017,901 | 0.01% |
| MILLENNIUM MANAGEMENT LLC | 10,035 | 3,258,191 | 0.0% |
| GEODE CAPITAL MANAGEMENT, LLC | 9,572 | 3,107,096 | 0.0% |
| Alyeska Investment Group, L.P. | 8,145 | 2,644,600 | 0.02% |
| TWO SIGMA INVESTMENTS, LP | 7,635 | 2,478,900 | 0.01% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 7,522 | 2,442,356 | 0.0% |
| Nuveen, LLC | 7,190 | 2,334,601 | 0.0% |
| GOLDMAN SACHS GROUP INC | 4,159 | 1,350,649 | 0.0% |
| DIMENSIONAL FUND ADVISORS LP | 3,220 | 1,045,926 | 0.0% |
| NORTHERN TRUST CORP | 3,069 | 996,721 | 0.0% |
| GROUP ONE TRADING LLC | 3,039 | 986,795 | 0.01% |
| CITADEL ADVISORS LLC | 3,025 | 982,373 | 0.0% |
| TWO SIGMA ADVISERS, LP | 2,865 | 793,900 | 0.01% |
| UBS Group AG | 2,786 | 904,768 | 0.0% |
| VANGUARD FIDUCIARY TRUST CO | 2,677 | 869,318 | 0.0% |
| MORGAN STANLEY | 2,387 | 775,258 | 0.0% |
| GERBER, LLC | 2,310 | 750,000 | 1.29% |
| D. E. Shaw & Co., Inc. | 2,239 | 727,001 | 0.0% |
| FMR LLC | 2,075 | 673,964 | 0.0% |
| TANG CAPITAL MANAGEMENT LLC | 2,051 | 666,022 | 0.1% |