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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.

Q2 2024 vs. Q1 2024

How the institutions holding Altimmune, Inc. changed between Q1 2024 and Q2 2024.

All holders in Q2 2024All holders in Q1 2024

13F holders of ALT: Q1 2024 compared with Q2 2024
MeasureQ1 2024Of which not filed for Q2 2024Q2 2024Change
Holders1713173+5
Shares44.4M195.1K42.4M−1.81M (−4.1%)
Value$452.2M$1.99M$282.1M−$168.1M (−37.3%)

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (45)

Institutions that held Altimmune, Inc. at the end of Q2 2024 but not at the end of Q1 2024.

Institutions new to ALT in Q2 2024
InstitutionSharesValue% of portfolio
Capital Fund Management S.A.886,277$5.89M0.07%
Bellevue Group AG600,000$3.99M0.06%
Two Sigma Investments, LP576,566$3.83M0.01%
Hennion & Walsh Asset Management, Inc.129,276$859.7K0.04%
Exchange Traded Concepts, LLC124,263$826.3K0.02%
Los Angeles Capital Management LLC103,604$689.0K0.00%
Two Sigma Advisers, LP69,400$461.5K0.00%
Alps Advisors Inc55,304$367.8K0.00%
Corebridge Financial, Inc.38,211$254.1K0.00%
Mirae Asset Global ETFs Holdings Ltd.36,002$237.2K0.00%
Trexquant Investment LP35,113$233.5K0.00%
Brevan Howard Capital Management LP32,454$215.8K0.01%
Janus Henderson Group PLC32,000$212.5K0.00%
Summit Financial Wealth Advisors, LLC27,805$184.9K0.04%
PVG Asset Management Corp23,121$153.8K0.61%
National Asset Management, Inc.20,767$138.1K0.00%
Jefferies Financial Group Inc.20,000$133.0K0.00%
Vivaldi Capital Management, LLC20,000$133.0K0.04%
Janney Montgomery Scott LLC19,480$130.0K0.00%
Connor, Clark & Lunn Investment Management Ltd.18,517$123.1K0.00%
PEAK6 Investments LLC18,400$122.4K0.01%
DRW Securities, LLC16,771$111.5K0.01%
XTX Topco Ltd14,378$95.6K0.01%
State Board of Administration of Florida Retirement System13,724$91.3K0.00%
Atria Investments LLC13,060$86.8K0.00%
Kestra Advisory Services, LLC11,979$79.7K0.00%
Private Portfolio Partners LLC11,600$77.1K0.06%
Principal Financial Group Inc10,590$70.4K0.00%
PFG Investments, LLC10,100$67.2K0.00%
Stifel Financial Corp10,006$66.5K0.00%
Horizon Wealth Management, LLC10,000$66.5K0.02%
Wealth Enhancement Advisory Services, LLC9,640$64.1K0.00%
HighTower Advisors, LLC5,864$39.0K0.00%
Activest Wealth Management2,001$13.3K0.00%
Sunbelt Securities, Inc.1,140$7.58K0.00%
Penserra Capital Management LLC882$6.00K0.00%
Optiver Holding B.V.890$5.92K0.00%
Hollencrest Capital Management770$5.12K0.00%
First Command Advisory Services, Inc.250$1.66K0.00%
IFP Advisors, Inc200$1.33K0.00%
SRS Capital Advisors, Inc.133$8850.00%
Innealta Capital, LLC110$7320.00%
Planning Capital Management Corp110$7320.00%
CoreCap Advisors, LLC71$4720.00%
Rothschild Investment LLC20$1330.00%

Sold out (40)

Institutions that held Altimmune, Inc. at the end of Q1 2024 and filed for Q2 2024 without it.

Institutions that sold out of ALT in Q2 2024
InstitutionShares, Q1 2024Value, Q1 2024
Fred Alger Management, LLC993,516$10.1M
Moody Aldrich Partners LLC307,318$3.13M
Timelo Investment Management Inc.294,095$2.99M
Ghost Tree Capital, LLC250,000$2.54M
Woodline Partners LP214,245$2.18M
Omers Administration Corp104,600$1.06M
Sectoral Asset Management Inc92,240$939.0K
Lighthouse Investment Partners, LLC70,923$722.0K
SEI Investments Co47,079$479.3K
Danske Bank A/S36,370$370.2K
Glenmede Trust Co NA34,905$355.3K
Bridgeway Capital Management, LLC34,100$347.1K
Mirae Asset Global Investments Co., Ltd.26,666$271.5K
Advisory Services Network, LLC26,652$271.3K
American International Group, Inc.26,560$270.4K
Cubist Systematic Strategies, LLC22,830$232.4K
Bank of Montreal20,965$186.8K
Dark Forest Capital Management LP16,105$163.9K
Walleye Trading LLC15,579$158.6K
Brinker Capital Investments, LLC14,943$152.1K
Orion Portfolio Solutions, LLC14,943$152.1K
Toroso Investments, LLC13,827$140.8K
Squarepoint Ops LLC13,178$134.2K
Bernardo Wealth Planning LLC11,913$121.3K
Eagle Ridge Investment Management10,373$105.6K
EWG Elevate Inc.10,000$101.8K
Point72 Asset Management, L.P.7,600$77.4K
Quest Partners LLC6,345$64.6K
Tfo-TDC, LLC5,020$51.1K
Metropolitan Life Insurance Co2,727$27.8K
Comerica Bank738$7.51K
CIBC Private Wealth Group, LLC675$6.91K
Leonteq Securities AG500$5.09K
Naples Money Management LLC350$3.56K
Private Trust Co NA231$2.35K
Frazier Financial Advisors, LLC50$509
Principal Securities, Inc.18$183
Nelson, Van Denburg & Campbell Wealth Management Group, LLC12$122
Sofos Investments, Inc.12$120
BOK Financial Private Wealth, Inc.11$112

Not filed for Q2 2024 yet (3)

Institutions that held Altimmune, Inc. at the end of Q1 2024 and haven't filed a 13F for Q2 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ALT in Q1 2024 that haven't filed for Q2 2024
InstitutionShares, Q1 2024Value, Q1 2024
Lynwood Capital Management Inc.150,000$1.53M
Credit Suisse AG44,599$454.9K
Cutler Group LP500$5.00K