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, Q4 2024
Institutional positions in Altimmune, Inc. as of Dec 31, 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
- 183
- +16 vs. Q3 2024
- Shares held
- 40.5M
- +1.02M (+2.6%) vs. Q3 2024
- Total value
- $292.3M
- +$49.5M (+20.4%) vs. Q3 2024
- New holders
- 38
- 66 more added
- Sold out
- 22
- 44 more reduced
2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 210 | $456.1M |
| Q1 2026 | 173 | $213.5M |
| Q4 2025 | 183 | $198.8M |
| Q3 2025 | 159 | $156.4M |
| Q2 2025 | 180 | $145.5M |
| Q1 2025 | 177 | $191.2M |
| Q4 2024 | 183 | $292.3M |
| Q3 2024 | 169 | $243.0M |
| Q2 2024 | 173 | $282.1M |
| Q1 2024 | 171 | $452.2M |
| Q4 2023 | 143 | $377.1M |
| Q3 2023 | 113 | $79.2M |
| Q2 2023 | 120 | $124.5M |
| Q1 2023 | 133 | $205.4M |
| Q4 2022 | 128 | $769.9M |
| Q3 2022 | 122 | $588.1M |
| Q2 2022 | 111 | $466.9M |
| Q1 2022 | 103 | $207.4M |
| Q4 2021 | 102 | $295.8M |
| Q3 2021 | 119 | $375.3M |
| Q2 2021 | 109 | $269.2M |
| Q1 2021 | 98 | $336.5M |
Institutions, Q4 2024
Shares, value and share of portfolio for each institution holding Altimmune, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cornerstone Planning Group LLC | 1 | $7 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 2 | $14 | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 3 | $22 | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 4 | $29 | 0.00% | +4 | New |
| EverSource Wealth Advisors, LLC | 12 | $87 | 0.00% | +12 | New |
| Bernard Wealth Management Corp. | 15 | $109 | 0.00% | +15 | New |
| Farther Finance Advisors, LLC | 19 | $137 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 40 | $288 | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 60 | $433 | 0.00% | +60 | New |
| Lindbrook Capital, LLC | 61 | $440 | 0.00% | −23−27.4% | Reduced |
| CoreCap Advisors, LLC | 71 | $512 | 0.00% | −100−58.5% | Reduced |
| Proequities, Inc. | 100 | $694 | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 100 | $721 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 135 | $973 | 0.00% | +70+107.7% | Added |
| Massmutual Trust Co FSB | 162 | $1.17K | 0.00% | +162 | New |
| Optiver Holding B.V. | 208 | $1.50K | 0.00% | −356−63.1% | Reduced |
| ZRC Wealth Management, LLC | 245 | $1.77K | 0.00% | +45+22.5% | Added |
| Fifth Third Bancorp | 250 | $1.80K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 235 | $2.00K | 0.00% | +235 | New |
| IFP Advisors, Inc | 346 | $2.50K | 0.00% | +146+73.0% | Added |
| Bessemer Group Inc | 380 | $3.00K | 0.00% | 00.0% | Unchanged |
| Medallion Wealth Advisors, LLC | 435 | $3.14K | 0.00% | +435 | New |
| Nisa Investment Advisors, LLC | 445 | $3.21K | 0.00% | +169+61.2% | Added |
| Public Employees Retirement Association of Colorado | 552 | $4.00K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 725 | $5.23K | 0.00% | +592+445.1% | Added |
| Hollencrest Capital Management | 770 | $5.55K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 1,078 | $7.77K | 0.00% | +935+653.8% | Added |
| CWM, LLC | 1,158 | $8.00K | 0.00% | +1,152+19,200.0% | Added |
| Penserra Capital Management LLC | 1,348 | $9.00K | 0.00% | +74+5.8% | Added |
| Pacific Capital Wealth Advisors, Inc | 1,388 | $10.0K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 1,405 | $10.1K | 0.00% | +655+87.3% | Added |
| GF Fund Management Co. Ltd. | 1,493 | $10.8K | 0.00% | +1,493 | New |
| The PNC Financial Services Group, Inc. | 1,542 | $11.1K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 1,667 | $12.0K | 0.00% | 00.0% | Unchanged |
| Venturi Wealth Management, LLC | 1,700 | $12.3K | 0.00% | +900+112.5% | Added |
| Activest Wealth Management | 2,001 | $14.4K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 2,147 | $15.5K | 0.00% | −220−9.3% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 2,370 | $18.2K | 0.00% | +2,370 | New |
| HighTower Advisors, LLC | 2,658 | $19.2K | 0.00% | −3,118−54.0% | Reduced |
| R Squared Ltd | 2,930 | $21.1K | 0.02% | +2,930 | New |
| Amundi | 3,273 | $24.4K | 0.00% | +3,273 | New |
| Great West Life Assurance Co | 4,354 | $31.0K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 4,378 | $31.6K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 5,000 | $36.0K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 6,205 | $44.7K | 0.00% | +6,205 | New |
| Ameritas Investment Partners, Inc. | 6,955 | $50.1K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 8,156 | $58.8K | 0.00% | −33,984−80.6% | Reduced |
| Virtus ETF Advisers LLC | 8,277 | $59.7K | 0.02% | +8,277 | New |
| Cullen/Frost Bankers, Inc. | 10,000 | $72.1K | 0.00% | +10,000 | New |
| WealthPLAN Partners, LLC | 10,204 | $73.6K | 0.01% | 00.0% | Unchanged |
| 180 Wealth Advisors, LLC | 10,855 | $78.3K | 0.01% | +10,855 | New |
| Sunbelt Securities, Inc. | 10,844 | $79.4K | 0.01% | +8,470+356.8% | Added |
| E Fund Management Co., Ltd. | 11,159 | $80.5K | 0.00% | +1,149+11.5% | Added |
| KLP Kapitalforvaltning AS | 11,300 | $81.5K | 0.00% | +11,300 | New |
| Raymond James Financial Inc | 12,240 | $88.3K | 0.00% | +12,240 | New |
| Axq Capital, LP | 12,388 | $89.3K | 0.04% | −11,107−47.3% | Reduced |
| AQR Capital Management LLC | 12,577 | $90.7K | 0.00% | −11,308−47.3% | Reduced |
| Fox Run Management, L.L.C. | 12,905 | $93.0K | 0.02% | +12,905 | New |
| Stifel Financial Corp | 13,103 | $94.5K | 0.00% | −4,649−26.2% | Reduced |
| PFG Investments, LLC | 13,300 | $95.9K | 0.01% | +13,300 | New |
| Sequoia Financial Advisors, LLC | 13,655 | $98.5K | 0.00% | +3,500+34.5% | Added |
| State Board of Administration of Florida Retirement System | 13,724 | $99.0K | 0.00% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 14,031 | $101.2K | 0.00% | +14,031 | New |
| Headlands Technologies LLC | 14,054 | $101.3K | 0.01% | +14,054 | New |
| Police & Firemen's Retirement System of New Jersey | 14,328 | $103.3K | 0.00% | +14,328 | New |
| Cetera Investment Advisers | 14,353 | $103.5K | 0.00% | +1,270+9.7% | Added |
| Engineers Gate Manager LP | 14,414 | $103.9K | 0.00% | +14,414 | New |
| Freestone Grove Partners LP | 14,418 | $104.0K | 0.00% | +14,418 | New |
| Private Portfolio Partners LLC | 14,500 | $104.5K | 0.02% | +300+2.1% | Added |
| Cambridge Investment Research Advisors, Inc. | 14,521 | $105.0K | 0.00% | +2,400+19.8% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 14,688 | $105.9K | 0.00% | 00.0% | Unchanged |
| Bayesian Capital Management, LP | 14,700 | $106.0K | 0.01% | +14,700 | New |
| Squarepoint Ops LLC | 14,706 | $106.0K | 0.00% | −46,982−76.2% | Reduced |
| China Universal Asset Management Co., Ltd. | 15,081 | $108.7K | 0.01% | +15,081 | New |
| Wealth Enhancement Advisory Services, LLC | 15,588 | $112.4K | 0.00% | +5,956+61.8% | Added |
| Kestra Advisory Services, LLC | 15,682 | $113.1K | 0.00% | +2,572+19.6% | Added |
| Wolverine Trading, LLC | 15,543 | $113.8K | 0.00% | −12,728−45.0% | Reduced |
| Fortis Capital Management LLC | 16,606 | $119.7K | 0.02% | +16,606 | New |
| Miracle Mile Advisors, LLC | 17,000 | $122.6K | 0.00% | 00.0% | Unchanged |
| Centiva Capital, LP | 17,180 | $123.9K | 0.00% | −2,427−12.4% | Reduced |
| Bridgefront Capital, LLC | 17,223 | $124.2K | 0.04% | +17,223 | New |
| Walleye Trading LLC | 18,975 | $136.8K | 0.00% | +18,975 | New |
| Integrated Wealth Concepts LLC | 19,019 | $137.1K | 0.00% | −981−4.9% | Reduced |
| Vivaldi Capital Management, LLC | 20,000 | $140.0K | 0.02% | 00.0% | Unchanged |
| Arizona State Retirement System | 20,558 | $148.2K | 0.00% | +141+0.7% | Added |
| Advisor Group Holdings, Inc. | 21,048 | $151.8K | 0.00% | +5,933+39.3% | Added |
| Teacher Retirement System of Texas | 21,205 | $153.0K | 0.00% | +3,423+19.2% | Added |
| Voya Investment Management LLC | 21,242 | $153.2K | 0.00% | −2,108−9.0% | Reduced |
| New York State Common Retirement Fund | 21,447 | $154.6K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 22,224 | $160.2K | 0.00% | +22,224 | New |
| ProShare Advisors LLC | 23,371 | $168.5K | 0.00% | +9,950+74.1% | Added |
| Caitong International Asset Management Co., Ltd | 24,336 | $175.5K | 0.17% | +24,336 | New |
| National Asset Management, Inc. | 24,454 | $176.3K | 0.01% | +1,000+4.3% | Added |
| Resources Investment Advisors, LLC. | 24,477 | $176.5K | 0.00% | +24,477 | New |
| Marex Group plc | 25,000 | $180.3K | 0.00% | −25,000−50.0% | Reduced |
| Jefferies Financial Group Inc. | 25,000 | $180.3K | 0.00% | +5,000+25.0% | Added |
| GWM Advisors LLC | 25,125 | $181.2K | 0.00% | +579+2.4% | Added |
| Farringdon Capital, Ltd. | 25,295 | $182.4K | 0.08% | +25,295 | New |
| Manufacturers Life Insurance Company, The | 25,660 | $185.0K | 0.00% | −668−2.5% | Reduced |
| Tower Research Capital LLC (TRC) | 25,743 | $185.6K | 0.00% | −1,217−4.5% | Reduced |