Altimmune, Inc. - Common Stock (ALT)

Q3 2025 13F Holders as of 30 Sep 2025

Type / Class
Equity / Common Stock
Shares outstanding
80,702,987
Total 13F shares
41,476,255
Share change
+3,833,840
Total reported value
$156,373,200
Put/Call ratio
73%
Price per share
$3.77
Number of holders
157
Value change
+$14,303,396
Number of buys
77
Number of sells
90

Institutional Holders of Altimmune, Inc. - Common Stock (ALT) as of Q3 2025

As of 30 Sep 2025, Altimmune, Inc. - Common Stock (ALT) was held by 157 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 41,476,255 shares. The largest 10 holders included VANGUARD GROUP INC, BlackRock, Inc., STATE STREET CORP, TANG CAPITAL MANAGEMENT LLC, GEODE CAPITAL MANAGEMENT, LLC, TWO SIGMA INVESTMENTS, LP, MORGAN STANLEY, TWO SIGMA ADVISERS, LP, SUSQUEHANNA INTERNATIONAL GROUP, LLP, and CITADEL ADVISORS LLC. This page lists 157 institutional shareholders reporting positions in this security for the Q3 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.