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 2021
Institutional positions in Altimmune, Inc. as of Sep 30, 2021. 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
- 119
- +11 vs. Q2 2021
- Shares held
- 32.9M
- +5.63M (+20.7%) vs. Q2 2021
- Total value
- $375.3M
- +$106.2M (+39.5%) vs. Q2 2021
- New holders
- 26
- 48 more added
- Sold out
- 15
- 30 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding Altimmune, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Harbour Investments, Inc. | 3 | $0 | 0.00% | +1+50.0% | Added |
| Ellevest, Inc. | 5 | $0 | 0.00% | +5 | New |
| State of Wyoming | 61 | $1.00K | 0.00% | −171−73.7% | Reduced |
| Northwestern Mutual Wealth Management Co | 100 | $1.00K | 0.00% | 00.0% | Unchanged |
| Providence Capital Advisors, LLC | 125 | $1.00K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 153 | $1.00K | 0.00% | +111+264.3% | Added |
| Proequities, Inc. | 200 | $2.00K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 136 | $2.00K | 0.00% | +74+119.4% | Added |
| American Portfolios Advisors | 250 | $2.83K | 0.00% | −500−66.7% | Reduced |
| Toth Financial Advisory Corp | 300 | $3.00K | 0.00% | 00.0% | Unchanged |
| Atlas Private Wealth Advisors | 300 | $3.00K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 250 | $3.00K | 0.00% | 00.0% | Unchanged |
| Farmers & Merchants Investments Inc | 227 | $3.00K | 0.00% | +90+65.7% | Added |
| Patriot Financial Group Insurance Agency, LLC | 500 | $6.00K | 0.00% | −2,850−85.1% | Reduced |
| Huntington National Bank | 506 | $6.00K | 0.00% | +172+51.5% | Added |
| Godsey & Gibb Associates | 611 | $7.00K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 734 | $8.00K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 932 | $10.0K | 0.00% | +65+7.5% | Added |
| Penserra Capital Management LLC | 910 | $10.0K | 0.00% | +35+4.0% | Added |
| Private Capital Group, LLC | 1,153 | $13.0K | 0.00% | +560+94.4% | Added |
| Banque Cantonale Vaudoise | 1,500 | $17.0K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 2,210 | $26.0K | 0.00% | −755−25.5% | Reduced |
| Ameritas Investment Partners, Inc. | 3,098 | $35.0K | 0.00% | +550+21.6% | Added |
| Legal & General Group Plc | 3,166 | $36.0K | 0.00% | +572+22.1% | Added |
| Cutler Group LP | 4,500 | $50.0K | 0.00% | +4,180+1,306.3% | Added |
| Emfo, LLC | 5,000 | $57.0K | 0.05% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 5,136 | $58.0K | 0.00% | −17,799−77.6% | Reduced |
| Royal Bank of Canada | 6,469 | $73.0K | 0.00% | +2,482+62.3% | Added |
| BNP Paribas Arbitrage, SA | 9,330 | $105.5K | 0.00% | +5,909+172.7% | Added |
| Argent Trust Co | 10,000 | $113.0K | 0.01% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 10,153 | $114.8K | 0.00% | +354+3.6% | Added |
| Fox Run Management, L.L.C. | 11,165 | $126.0K | 0.08% | +11,165 | New |
| Harvest Investment Services, LLC | 11,496 | $130.0K | 0.05% | −526−4.4% | Reduced |
| MetLife Investment Management | 12,799 | $144.8K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 12,940 | $147.0K | 0.00% | +2,502+24.0% | Added |
| ProShare Advisors LLC | 13,563 | $153.0K | 0.00% | −1,757−11.5% | Reduced |
| AdvisorNet Financial, Inc | 14,730 | $167.0K | 0.01% | −8,709−37.2% | Reduced |
| Caption Management, LLC | 15,000 | $170.0K | 0.01% | +15,000 | New |
| Envestnet Asset Management Inc | 15,168 | $172.0K | 0.00% | +15,168 | New |
| Winton Group Ltd | 15,751 | $178.0K | 0.01% | +15,751 | New |
| Atom Investors LP | 16,977 | $192.0K | 0.04% | +16,977 | New |
| Trexquant Investment LP | 18,044 | $204.0K | 0.02% | +18,044 | New |
| Wolverine Trading, LLC | 16,730 | $213.0K | 0.00% | +5,157+44.6% | Added |
| Commonwealth Equity Services, LLC | 19,255 | $217.0K | 0.00% | −482−2.4% | Reduced |
| Keebeck Wealth Management, LLC | 20,000 | $226.0K | 0.04% | 00.0% | Unchanged |
| MML Investors Services, LLC | 20,221 | $229.0K | 0.00% | +45+0.2% | Added |
| Dana Investment Advisors, Inc. | 20,635 | $233.0K | 0.01% | +5,180+33.5% | Added |
| California State Teachers Retirement System | 21,418 | $242.0K | 0.00% | −23,419−52.2% | Reduced |
| Manufacturers Life Insurance Company, The | 21,433 | $242.0K | 0.00% | +2,666+14.2% | Added |
| Bank of America Corp | 21,422 | $243.0K | 0.00% | +3,025+16.4% | Added |
| Belvedere Trading LLC | 20,005 | $244.0K | 0.07% | +20,005 | New |
| Jane Street Group, LLC | 21,717 | $245.0K | 0.00% | −163,087−88.2% | Reduced |
| New York State Common Retirement Fund | 21,648 | $245.0K | 0.00% | −6,152−22.1% | Reduced |
| American International Group, Inc. | 21,695 | $245.0K | 0.00% | +3,486+19.1% | Added |
| Deutsche Bank AG | 22,802 | $258.0K | 0.00% | +3,508+18.2% | Added |
| Campbell & CO Investment Adviser LLC | 23,300 | $264.0K | 0.09% | +23,300 | New |
| Brookfield Asset Management Inc. | 26,593 | $301.0K | 0.00% | +26,593 | New |
| Parametric Portfolio Associates LLC | 26,745 | $302.0K | 0.00% | +2,964+12.5% | Added |
| SG Americas Securities, LLC | 26,981 | $305.0K | 0.00% | +26,981 | New |
| Price T Rowe Associates Inc | 32,319 | $366.0K | 0.00% | +334+1.0% | Added |
| National Asset Management, Inc. | 35,227 | $399.0K | 0.01% | −19,153−35.2% | Reduced |
| Wells Fargo & Company | 38,952 | $441.0K | 0.00% | −140,883−78.3% | Reduced |
| LMR Partners LLP | 40,249 | $455.0K | 0.01% | +40,249 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 40,435 | $457.0K | 0.00% | +40,435 | New |
| State of Wisconsin Investment Board | 42,000 | $475.0K | 0.00% | 00.0% | Unchanged |
| Apollon Wealth Management, LLC | 43,983 | $497.0K | 0.07% | −600−1.3% | Reduced |
| Rhumbline Advisers | 46,182 | $522.0K | 0.00% | +4,021+9.5% | Added |
| Alps Advisors Inc | 48,449 | $548.0K | 0.01% | −2,124−4.2% | Reduced |
| JPMorgan Chase & Co | 54,597 | $617.0K | 0.00% | +40,316+282.3% | Added |
| DekaBank Deutsche Girozentrale | 50,000 | $626.0K | 0.00% | +50,000 | New |
| Parallax Volatility Advisers, L.P. | 57,130 | $646.0K | 0.01% | +57,130 | New |
| ETF Managers Group, LLC | 52,012 | $664.0K | 0.01% | +52,012 | New |
| PointState Capital LP | 60,000 | $679.0K | 0.02% | −40,000−40.0% | Reduced |
| Squarepoint Ops LLC | 60,608 | $685.0K | 0.00% | +50,256+485.5% | Added |
| Schonfeld Strategic Advisors LLC | 66,600 | $754.0K | 0.01% | +66,600 | New |
| Norges Bank | 67,600 | $765.0K | 0.00% | −262,200−79.5% | Reduced |
| Group One Trading, L.P. | 69,605 | $787.0K | 0.02% | +2,747+4.1% | Added |
| ExodusPoint Capital Management, LP | 74,358 | $841.0K | 0.01% | +62,717+538.8% | Added |
| Voya Investment Management LLC | 81,353 | $920.0K | 0.00% | +68,560+535.9% | Added |
| Susquehanna International Group, LLP | 85,477 | $967.0K | 0.00% | −74,125−46.4% | Reduced |
| State Board of Administration of Florida Retirement System | 85,759 | $970.0K | 0.00% | +85,759 | New |
| Charles Schwab Investment Management Inc | 98,255 | $1.11M | 0.00% | −114,295−53.8% | Reduced |
| UBS Group AG | 101,742 | $1.15M | 0.00% | +67,557+197.6% | Added |
| HAP Trading, LLC | 104,491 | $1.18M | 0.09% | +104,491 | New |
| Citigroup Inc | 109,065 | $1.23M | 0.00% | −166,894−60.5% | Reduced |
| Principal Financial Group Inc | 113,509 | $1.28M | 0.00% | −1,982−1.7% | Reduced |
| Beirne Wealth Consulting Services, LLC | 131,940 | $1.49M | 0.85% | −1,830−1.4% | Reduced |
| Knoll Capital Management, LLC | 132,978 | $1.50M | 0.75% | +82,978+166.0% | Added |
| Millennium Management LLC | 138,254 | $1.56M | 0.00% | +138,254 | New |
| Acuta Capital Partners, LLC | 150,000 | $1.70M | 0.60% | +150,000 | New |
| Bank of New York Mellon Corp | 161,183 | $1.82M | 0.00% | +26,332+19.5% | Added |
| Rafferty Asset Management, LLC | 164,078 | $1.86M | 0.01% | −17,444−9.6% | Reduced |
| Parkman Healthcare Partners LLC | 175,000 | $1.98M | 0.50% | −25,000−12.5% | Reduced |
| DCF Advisers, LLC | 239,200 | $2.71M | 1.47% | +93,450+64.1% | Added |
| Alliancebernstein L.P. | 252,810 | $2.86M | 0.00% | +207,510+458.1% | Added |
| Barclays PLC | 283,019 | $3.20M | 0.00% | +215,047+316.4% | Added |
| Canada Pension Plan Investment Board | 300,000 | $3.39M | 0.00% | +300,000 | New |
| Woodline Partners LP | 348,823 | $3.94M | 0.07% | +348,823 | New |
| Northern Trust Corp | 387,290 | $4.38M | 0.00% | +55,000+16.6% | Added |
| Goldman Sachs Group Inc | 476,805 | $5.39M | 0.00% | +454,960+2,082.7% | Added |