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, Q1 2023
Institutional positions in Altimmune, Inc. as of Mar 31, 2023. 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
- 133
- +5 vs. Q4 2022
- Shares held
- 43.4M
- −3.41M (−7.3%) vs. Q4 2022
- Total value
- $205.4M
- −$564.5M (−73.3%) vs. Q4 2022
- New holders
- 36
- 51 more added
- Sold out
- 31
- 31 more reduced
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding Altimmune, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Acadian Asset Management LLC | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 2 | $8 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 40 | $169 | 0.00% | 00.0% | Unchanged |
| Capstone Investment Advisors, LLC | 86 | $363 | 0.00% | +86 | New |
| Northwestern Mutual Wealth Management Co | 100 | $422 | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 113 | $477 | 0.00% | +110+3,666.7% | Added |
| TCI Wealth Advisors, Inc. | 166 | $701 | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 136 | $1.00K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 250 | $1.05K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 500 | $2.11K | 0.00% | −391−43.9% | Reduced |
| Godsey & Gibb Associates | 611 | $2.58K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 668 | $2.82K | 0.00% | +169+33.9% | Added |
| Federated Hermes, Inc. | 940 | $3.97K | 0.00% | +940 | New |
| The PNC Financial Services Group, Inc. | 1,474 | $6.22K | 0.00% | +1,102+296.2% | Added |
| FMR LLC | 1,963 | $8.28K | 0.00% | −324−14.2% | Reduced |
| Quantbot Technologies LP | 2,077 | $8.77K | 0.00% | −11,518−84.7% | Reduced |
| Great West Life Assurance Co | 2,465 | $10.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 2,541 | $10.7K | 0.00% | −10,504−80.5% | Reduced |
| PEAK6 Investments LLC | 2,600 | $11.0K | 0.00% | +2,600 | New |
| Advisor Group Holdings, Inc. | 4,418 | $18.5K | 0.00% | −499−10.1% | Reduced |
| AdvisorNet Financial, Inc | 6,089 | $25.7K | 0.00% | 00.0% | Unchanged |
| Point72 Middle East FZE | 8,333 | $35.2K | 0.00% | +8,333 | New |
| Virtus ETF Advisers LLC | 9,389 | $39.6K | 0.02% | −3,604−27.7% | Reduced |
| Cutler Group LP | 9,600 | $40.0K | 0.01% | +7,100+284.0% | Added |
| Eagle Ridge Investment Management | 10,373 | $43.8K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 11,691 | $49.0K | 0.00% | +10,564+937.4% | Added |
| Boulder Hill Capital Management LP | 11,800 | $49.8K | 0.04% | +11,800 | New |
| WealthPLAN Partners, LLC | 11,931 | $50.3K | 0.01% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,152 | $51.3K | 0.00% | +1,506+14.1% | Added |
| Ameriprise Financial Inc | 12,702 | $53.6K | 0.00% | −930−6.8% | Reduced |
| Point72 Asset Management, L.P. | 13,987 | $59.0K | 0.00% | +13,987 | New |
| 683 Capital Management, LLC | 14,000 | $59.1K | 0.01% | −3,178−18.5% | Reduced |
| Arizona State Retirement System | 14,244 | $60.1K | 0.00% | +411+3.0% | Added |
| SG Americas Securities, LLC | 15,202 | $64.0K | 0.00% | −8,645−36.3% | Reduced |
| Teacher Retirement System of Texas | 15,144 | $64.0K | 0.00% | +379+2.6% | Added |
| Pitcairn Co | 16,261 | $68.6K | 0.01% | +16,261 | New |
| ETF Managers Group, LLC | 16,361 | $69.0K | 0.00% | −121,835−88.2% | Reduced |
| UBS Asset Management Americas Inc | 19,200 | $81.0K | 0.00% | −35,500−64.9% | Reduced |
| Diametric Capital, LP | 19,356 | $81.7K | 0.04% | +19,356 | New |
| Price T Rowe Associates Inc | 19,800 | $84.0K | 0.00% | −16,100−44.8% | Reduced |
| Tower Research Capital LLC (TRC) | 20,093 | $85.0K | 0.00% | −9,214−31.4% | Reduced |
| Charles Schwab Investment Management Inc | 20,396 | $86.1K | 0.00% | +3,122+18.1% | Added |
| Mirae Asset Global Investments Co., Ltd. | 20,791 | $87.7K | 0.00% | +20,791 | New |
| XTX Topco Ltd | 21,271 | $89.8K | 0.02% | +21,271 | New |
| Vahanian & Associates Financial Planning Inc. | 21,430 | $90.4K | 0.25% | +4,300+25.1% | Added |
| AQR Capital Management LLC | 21,662 | $91.4K | 0.00% | +21,662 | New |
| MML Investors Services, LLC | 22,140 | $93.0K | 0.00% | +2,135+10.7% | Added |
| Envestnet Asset Management Inc | 23,002 | $97.1K | 0.00% | +23,002 | New |
| Nomura Holdings Inc | 23,200 | $97.9K | 0.00% | +23,200 | New |
| Janus Henderson Group PLC | 23,986 | $101.5K | 0.00% | −3,809,593−99.4% | Reduced |
| SeaCrest Wealth Management, LLC | 27,353 | $115.4K | 0.02% | +3,818+16.2% | Added |
| Bayesian Capital Management, LP | 28,675 | $121.0K | 0.01% | +28,675 | New |
| E Fund Management Co., Ltd. | 29,334 | $124.0K | 0.01% | −1,952−6.2% | Reduced |
| Landscape Capital Management, L.L.C. | 30,066 | $126.9K | 0.02% | +1,091+3.8% | Added |
| Commonwealth Equity Services, LLC | 30,369 | $128.0K | 0.00% | +13,820+83.5% | Added |
| Fox Run Management, L.L.C. | 30,435 | $128.4K | 0.04% | +30,435 | New |
| Alps Advisors Inc | 32,465 | $137.0K | 0.00% | −860−2.6% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 32,695 | $138.0K | 0.02% | +32,695 | New |
| Two Sigma Securities, LLC | 33,495 | $141.3K | 0.01% | +33,495 | New |
| Man Group plc | – | $160.2K | 0.00% | – | – |
| Credit Suisse AG | 41,372 | $174.6K | 0.00% | +3,235+8.5% | Added |
| Ergoteles LLC | 42,122 | $177.8K | 0.01% | +42,122 | New |
| Dynamic Technology Lab Private Ltd | 42,357 | $179.0K | 0.02% | +42,357 | New |
| California State Teachers Retirement System | 43,107 | $181.9K | 0.00% | +523+1.2% | Added |
| Walleye Trading LLC | 43,115 | $181.9K | 0.01% | −35,209−45.0% | Reduced |
| Dark Forest Capital Management LP | 43,935 | $185.4K | 0.04% | +43,935 | New |
| State of Wisconsin Investment Board | 44,161 | $186.4K | 0.00% | −4,952−10.1% | Reduced |
| Walleye Capital LLC | 47,239 | $199.3K | 0.00% | +47,239 | New |
| Brookfield Asset Management Inc. | 47,785 | $201.7K | 0.00% | +47,785 | New |
| OrbiMed Advisors LLC | 50,600 | $213.5K | 0.00% | +50,600 | New |
| HAP Trading, LLC | 52,113 | $220.0K | 0.05% | +52,113 | New |
| Dana Investment Advisors, Inc. | 57,652 | $243.3K | 0.01% | +57,652 | New |
| Bank of New York Mellon Corp | 58,954 | $248.8K | 0.00% | +5,662+10.6% | Added |
| NinePointTwo Capital | 60,482 | $255.0K | 0.10% | +44,535+279.3% | Added |
| Verition Fund Management LLC | 60,657 | $256.0K | 0.00% | +60,657 | New |
| Tekla Capital Management LLC | 75,000 | $316.5K | 0.01% | +75,000 | New |
| JPMorgan Chase & Co | 76,085 | $321.0K | 0.00% | −103,013−57.5% | Reduced |
| Arete Wealth Advisors, LLC | 28,427 | $322.0K | 0.03% | +4,422+18.4% | Added |
| DCF Advisers, LLC | 76,975 | $324.8K | 0.24% | −3,705−4.6% | Reduced |
| LMR Partners LLP | 76,976 | $324.8K | 0.01% | +76,976 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 78,557 | $331.5K | 0.00% | +78,557 | New |
| Wells Fargo & Company | 89,737 | $378.7K | 0.00% | +86,032+2,322.1% | Added |
| Profund Advisors LLC | 93,919 | $396.3K | 0.02% | +93,919 | New |
| Platinum Investment Management Ltd | 95,081 | $401.2K | 0.01% | −23,649−19.9% | Reduced |
| Cubist Systematic Strategies, LLC | 99,468 | $419.8K | 0.00% | +99,468 | New |
| Silvercrest Asset Management Group LLC | 103,500 | $436.8K | 0.00% | +41,000+65.6% | Added |
| Swiss National Bank | 106,100 | $447.7K | 0.00% | −12,200−10.3% | Reduced |
| Group One Trading, L.P. | 119,131 | $502.7K | 0.02% | −56,611−32.2% | Reduced |
| Northern Trust Corp | 142,039 | $599.4K | 0.00% | +2,121+1.5% | Added |
| UBS Group AG | 162,198 | $684.5K | 0.00% | −220,871−57.7% | Reduced |
| HRT Financial LP | 164,768 | $695.0K | 0.01% | +164,768 | New |
| Knoll Capital Management, LLC | 173,864 | $733.7K | 1.23% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 175,860 | $742.1K | 0.02% | +123,618+236.6% | Added |
| Jane Street Group, LLC | 182,755 | $771.2K | 0.00% | −62,388−25.4% | Reduced |
| Squarepoint Ops LLC | 214,264 | $904.2K | 0.01% | +214,264 | New |
| Rock Springs Capital Management LP | 223,255 | $942.1K | 0.02% | 00.0% | Unchanged |
| Barclays PLC | 226,861 | $957.4K | 0.00% | −134,380−37.2% | Reduced |
| Beirne Wealth Consulting Services, LLC | 249,420 | $1.05M | 0.74% | +12,400+5.2% | Added |
| Schonfeld Strategic Advisors LLC | 274,441 | $1.16M | 0.01% | +274,441 | New |
| Renaissance Technologies LLC | 276,300 | $1.17M | 0.00% | −231,700−45.6% | Reduced |