Skip to main content

Altimmune, Inc.

ALT
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001326190

In the last 90 days, Altimmune, Inc. insiders filed 1 open-market purchase and 0 sales; 210 institutions reported holding it in 13F filings for Q2 2026, worth $456.1M in total; Viking Global Investors is the only superinvestor holding it.

Q1 2022 vs. Q4 2021

How the institutions holding Altimmune, Inc. changed between Q4 2021 and Q1 2022.

All holders in Q1 2022All holders in Q4 2021

13F holders of ALT: Q4 2021 compared with Q1 2022
MeasureQ4 2021Q1 2022Change
Holders102103+1
Shares32.5M33.7M+1.18M (+3.6%)
Value$295.8M$207.4M−$88.4M (−29.9%)

New holders (20)

Institutions that held Altimmune, Inc. at the end of Q1 2022 but not at the end of Q4 2021.

Institutions new to ALT in Q1 2022
InstitutionSharesValue% of portfolio
VR Adviser, LLC759,719$4.63M0.75%
Altium Capital Management LP322,000$1.96M0.68%
HRT Financial LP222,368$1.35M0.01%
Canada Pension Plan Investment Board182,000$1.11M0.00%
Silvercrest Asset Management Group LLC62,500$381.0K0.00%
Vahanian & Associates Financial Planning Inc.31,426$191.0K0.44%
ExodusPoint Capital Management, LP26,351$160.0K0.00%
Cetera Advisors LLC18,500$113.0K0.00%
Dynamic Technology Lab Private Ltd17,355$106.0K0.01%
Bayesian Capital Management, LP16,800$102.0K0.02%
Engineers Gate Manager LP14,365$87.0K0.00%
Graham Capital Management, L.P.10,345$63.0K0.00%
Atom Investors LP10,109$62.0K0.03%
Amalgamated Bank4,793$29.0K0.00%
Amalgamated Financial Corp.4,793$29.0K0.00%
Toronto Dominion Bank1,631$10.0K0.00%
US Bancorp1,093$7.00K0.00%
FMR LLC508$3.00K0.00%
Glassman Wealth Services1$00.00%
TCWP LLC120$00.00%

Sold out (19)

Institutions that held Altimmune, Inc. at the end of Q4 2021 and filed for Q1 2022 without it.