Altimmune, Inc. - Common Stock (ALT)

Q4 2025 13F Holders as of 31 Dec 2025

Type / Class
Equity / Common Stock
Shares outstanding
104,413,190
Total 13F shares
54,440,725
Share change
+13,040,381
Total reported value
$196,591,644
Put/Call ratio
135%
Price per share
$3.61
Number of holders
177
Value change
+$46,965,596
Number of buys
114
Number of sells
48

Institutional Holders of Altimmune, Inc. - Common Stock (ALT) as of Q4 2025

As of 31 Dec 2025, Altimmune, Inc. - Common Stock (ALT) was held by 177 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 54,440,725 shares. The largest 10 holders included BlackRock, Inc., VANGUARD GROUP INC, STATE STREET CORP, GEODE CAPITAL MANAGEMENT, LLC, TANG CAPITAL MANAGEMENT LLC, JANE STREET GROUP, LLC, SUSQUEHANNA INTERNATIONAL GROUP, LLP, MORGAN STANLEY, GOLDMAN SACHS GROUP INC, and D. E. Shaw & Co., Inc.. This page lists 177 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.