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.

13F holders, Q3 2024

Institutional positions in Altimmune, Inc. as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
169
−3 vs. Q2 2024
Shares held
39.5M
+2.45M (+6.6%) vs. Q2 2024
Total value
$243.0M
−$3.73M (−1.5%) vs. Q2 2024
New holders
22
59 more added
Sold out
25
46 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ALT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2024: 169 institutions
Q1 2021: 98 institutionsQ2 2021: 109 institutionsQ3 2021: 119 institutionsQ4 2021: 102 institutionsQ1 2022: 103 institutionsQ2 2022: 111 institutionsQ3 2022: 122 institutionsQ4 2022: 128 institutionsQ1 2023: 133 institutionsQ2 2023: 120 institutionsQ3 2023: 113 institutionsQ4 2023: 143 institutionsQ1 2024: 171 institutionsQ2 2024: 173 institutionsQ3 2024: 169 institutionsQ4 2024: 183 institutionsQ1 2025: 177 institutionsQ2 2025: 180 institutionsQ3 2025: 159 institutionsQ4 2025: 183 institutionsQ1 2026: 173 institutionsQ2 2026: 210 institutions
Value heldQ3 2024: $243.0M
Q1 2021: $336.5MQ2 2021: $269.2MQ3 2021: $375.3MQ4 2021: $295.8MQ1 2022: $207.4MQ2 2022: $466.9MQ3 2022: $588.1MQ4 2022: $769.9MQ1 2023: $205.4MQ2 2023: $124.5MQ3 2023: $79.2MQ4 2023: $377.1MQ1 2024: $452.2MQ2 2024: $282.1MQ3 2024: $243.0MQ4 2024: $292.3MQ1 2025: $191.2MQ2 2025: $145.5MQ3 2025: $156.4MQ4 2025: $198.8MQ1 2026: $213.5MQ2 2026: $456.1M
Institutions holding ALT and their total value by quarter
QuarterHoldersValue
Q2 2026210$456.1M
Q1 2026173$213.5M
Q4 2025183$198.8M
Q3 2025159$156.4M
Q2 2025180$145.5M
Q1 2025177$191.2M
Q4 2024183$292.3M
Q3 2024169$243.0M
Q2 2024173$282.1M
Q1 2024171$452.2M
Q4 2023143$377.1M
Q3 2023113$79.2M
Q2 2023120$124.5M
Q1 2023133$205.4M
Q4 2022128$769.9M
Q3 2022122$588.1M
Q2 2022111$466.9M
Q1 2022103$207.4M
Q4 2021102$295.8M
Q3 2021119$375.3M
Q2 2021109$269.2M
Q1 202198$336.5M

Institutions, Q3 2024

Shares, value and share of portfolio for each institution holding Altimmune, Inc.; share changes are against Q2 2024.

Institutions holding ALT in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
CWM, LLC6$00.00%−218−97.3%Reduced
Cornerstone Planning Group LLC1$70.00%00.0%Unchanged
Huntington National Bank2$120.00%00.0%Unchanged
First Horizon Advisors, Inc.3$180.00%00.0%Unchanged
Capital Performance Advisors LLP11$680.00%+11New
Farther Finance Advisors, LLC19$1170.00%00.0%Unchanged
Parallel Advisors, LLC40$2460.00%00.0%Unchanged
Rothschild Investment LLC65$3990.00%+45+225.0%Added
Lindbrook Capital, LLC84$5160.00%+84New
Proequities, Inc.100$6140.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co100$6140.00%00.0%Unchanged
AdvisorNet Financial, Inc100$6140.00%00.0%Unchanged
Planning Capital Management Corp110$6760.00%00.0%Unchanged
SRS Capital Advisors, Inc.133$8170.00%00.0%Unchanged
Sterling Capital Management LLC143$8780.00%+143New
CoreCap Advisors, LLC171$1.05K0.00%+100+140.8%Added
IFP Advisors, Inc200$1.23K0.00%00.0%Unchanged
ZRC Wealth Management, LLC200$1.23K0.00%+200New
Fifth Third Bancorp250$1.53K0.00%00.0%Unchanged
First Command Advisory Services, Inc.250$1.53K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC276$1.70K0.00%+99+55.9%Added
Harbour Investments, Inc.310$1.90K0.00%+310New
Bessemer Group Inc380$2.00K0.00%+380New
Public Employees Retirement Association of Colorado552$3.00K0.00%+552New
Stone House Investment Management, LLC500$3.07K0.00%00.0%Unchanged
NewSquare Capital LLC500$3.07K0.00%+500New
Optiver Holding B.V.564$3.46K0.00%−326−36.6%Reduced
US Bancorp750$4.61K0.00%00.0%Unchanged
Hollencrest Capital Management770$4.73K0.00%00.0%Unchanged
Venturi Wealth Management, LLC800$4.91K0.00%+800New
Penserra Capital Management LLC1,274$7.00K0.00%+392+44.4%Added
STRS Ohio1,200$7.37K0.00%−3,100−72.1%Reduced
Pacific Capital Wealth Advisors, Inc1,388$8.52K0.00%+1,388New
The PNC Financial Services Group, Inc.1,542$9.47K0.00%−451−22.6%Reduced
Amalgamated Bank1,667$10.0K0.00%00.0%Unchanged
Activest Wealth Management2,001$12.3K0.00%00.0%Unchanged
GAMMA Investing LLC2,367$14.5K0.00%−852−26.5%Reduced
Sunbelt Securities, Inc.2,374$14.6K0.00%+1,234+108.2%Added
Acadian Asset Management LLC2,506$15.0K0.00%+2,506New
Russell Investments Group, Ltd.4,378$26.9K0.00%−4,106−48.4%Reduced
Great West Life Assurance Co4,354$27.0K0.00%00.0%Unchanged
Larson Financial Group LLC5,000$30.7K0.00%+5,000New
HighTower Advisors, LLC5,776$34.0K0.00%−88−1.5%Reduced
Ameritas Investment Partners, Inc.6,955$42.7K0.00%+1,485+27.1%Added
Wealth Enhancement Advisory Services, LLC9,632$59.1K0.00%−8−0.1%Reduced
Brave Asset Management Inc10,000$61.4K0.02%00.0%Unchanged
E Fund Management Co., Ltd.10,010$61.5K0.00%−3,448−25.6%Reduced
Independent Advisor Alliance10,145$62.3K0.00%−11,055−52.1%Reduced
Sequoia Financial Advisors, LLC10,155$62.4K0.00%00.0%Unchanged
WealthPLAN Partners, LLC10,204$62.7K0.01%00.0%Unchanged
Cambridge Investment Research Advisors, Inc.12,121$74.0K0.00%+12,121New
Teza Capital Management LLC12,346$75.8K0.01%−24−0.2%Reduced
SEI Investments Co12,977$79.7K0.00%+12,977New
Cetera Investment Advisers13,083$80.3K0.00%+51+0.4%Added
Kestra Advisory Services, LLC13,110$80.5K0.00%+1,131+9.4%Added
ProShare Advisors LLC13,421$82.4K0.00%+13,421New
State Board of Administration of Florida Retirement System13,724$84.3K0.00%00.0%Unchanged
North Star Investment Management Corp.14,100$86.6K0.01%+1,000+7.6%Added
Private Portfolio Partners LLC14,200$87.2K0.02%+2,600+22.4%Added
Zurcher Kantonalbank (Zurich Cantonalbank)14,688$90.2K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.15,115$92.8K0.00%+11,845+362.2%Added
Raymond James & Associates15,368$94.4K0.00%−6,623−30.1%Reduced
Creative Planning18,411$96.4K0.00%+6,132+49.9%Added
Miracle Mile Advisors, LLC17,000$104.4K0.00%00.0%Unchanged
Stifel Financial Corp17,752$109.0K0.00%+7,746+77.4%Added
Teacher Retirement System of Texas17,782$109.0K0.00%+2,270+14.6%Added
Envestnet Asset Management Inc19,084$117.2K0.00%−8,732−31.4%Reduced
Centiva Capital, LP19,607$120.4K0.01%+19,607New
Jefferies Financial Group Inc.20,000$122.8K0.00%00.0%Unchanged
Vivaldi Capital Management, LLC20,000$122.8K0.04%00.0%Unchanged
Integrated Wealth Concepts LLC20,000$122.8K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC20,200$124.0K0.00%+6,750+50.2%Added
Arizona State Retirement System20,417$125.4K0.00%+570+2.9%Added
New York State Common Retirement Fund21,447$131.7K0.00%00.0%Unchanged
UBS Oconnor LLC22,048$135.4K0.00%−17,952−44.9%Reduced
Janney Montgomery Scott LLC22,934$141.0K0.00%+3,454+17.7%Added
Voya Investment Management LLC23,350$143.4K0.00%−100,789−81.2%Reduced
National Asset Management, Inc.23,454$144.1K0.00%+2,687+12.9%Added
Axq Capital, LP23,495$144.3K0.04%+23,495New
PVG Asset Management Corp23,668$145.3K0.58%+547+2.4%Added
AQR Capital Management LLC23,885$146.7K0.00%−17,494−42.3%Reduced
Price T Rowe Associates Inc23,988$148.0K0.00%+1,320+5.8%Added
GWM Advisors LLC24,546$150.7K0.00%+1,614+7.0%Added
Manufacturers Life Insurance Company, The26,328$161.7K0.00%−645−2.4%Reduced
Tower Research Capital LLC (TRC)26,960$165.5K0.00%+6,369+30.9%Added
Farallon Capital Management, L.L.C.27,600$169.5K0.00%00.0%Unchanged
Wolverine Trading, LLC28,271$182.9K0.00%+837+3.1%Added
Profund Advisors LLC30,954$190.1K0.01%−9,807−24.1%Reduced
Invesco Ltd.31,711$194.7K0.00%+968+3.1%Added
Janus Henderson Group PLC32,000$196.6K0.00%00.0%Unchanged
American Century Companies Inc32,954$202.3K0.00%+19,761+149.8%Added
Intech Investment Management LLC33,738$207.2K0.00%+33,738New
SG Americas Securities, LLC34,436$211.0K0.00%−220,135−86.5%Reduced
MML Investors Services, LLC34,450$212.0K0.00%−13,259−27.8%Reduced
Wealth Effects LLC35,050$215.2K0.08%−2,500−6.7%Reduced
Royal Bank of Canada37,119$228.0K0.00%+6,107+19.7%Added
Campbell & CO Investment Adviser LLC37,426$229.8K0.02%−12,068−24.4%Reduced
DCF Advisers, LLC37,868$232.5K0.12%−5,000−11.7%Reduced
Corebridge Financial, Inc.37,977$233.2K0.00%−234−0.6%Reduced
Connor, Clark & Lunn Investment Management Ltd.40,705$249.9K0.00%+22,188+119.8%Added