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 2021
Institutional positions in Altimmune, Inc. as of Dec 31, 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
- 102
- −16 vs. Q3 2021
- Shares held
- 32.5M
- +379.9K (+1.2%) vs. Q3 2021
- Total value
- $295.8M
- −$70.6M (−19.3%) vs. Q3 2021
- New holders
- 19
- 39 more added
- Sold out
- 35
- 29 more reduced
1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2021
Shares, value and share of portfolio for each institution holding Altimmune, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State Street Corp | 4,421,541 | $40.5M | 0.00% | +897,523+25.5% | Added |
| BlackRock Inc. | 2,956,267 | $27.1M | 0.00% | +14,477+0.5% | Added |
| Avidity Partners Management LP | 2,765,000 | $25.3M | 0.54% | +597,100+27.5% | Added |
| Nuveen Asset Management, LLC | 2,295,832 | $19.4M | 0.01% | +1,490,012+184.9% | Added |
| Vanguard Group Inc | 1,733,755 | $15.9M | 0.00% | +97,398+6.0% | Added |
| Tang Capital Management LLC | 1,600,000 | $14.7M | 2.95% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 1,244,241 | $11.4M | 1.35% | +155,387+14.3% | Added |
| D. E. Shaw & Co., Inc. | 1,181,237 | $10.8M | 0.01% | +225,799+23.6% | Added |
| Morgan Stanley | 1,152,343 | $10.6M | 0.00% | +430,539+59.6% | Added |
| Barclays PLC | 1,095,060 | $10.0M | 0.01% | +812,041+286.9% | Added |
| Baker Bros. Advisors LP | 1,072,038 | $9.82M | 0.05% | 00.0% | Unchanged |
| Citigroup Inc | 1,066,395 | $9.77M | 0.01% | +957,330+877.8% | Added |
| Ardsley Advisory Partners LP | 1,054,000 | $9.65M | 2.28% | +26,500+2.6% | Added |
| Citadel Advisors LLC | 1,037,954 | $9.51M | 0.01% | −51,898−4.8% | Reduced |
| Geode Capital Management, LLC | 633,044 | $5.80M | 0.00% | −25,808−3.9% | Reduced |
| Woodline Partners LP | 620,678 | $5.68M | 0.08% | +271,855+77.9% | Added |
| Two Sigma Investments, LP | 576,422 | $5.28M | 0.01% | +576,422 | New |
| Two Sigma Advisers, LP | 557,200 | $5.10M | 0.01% | +557,200 | New |
| Goldman Sachs Group Inc | 485,419 | $4.45M | 0.00% | +8,614+1.8% | Added |
| Northern Trust Corp | 376,484 | $3.45M | 0.00% | −10,806−2.8% | Reduced |
| Rafferty Asset Management, LLC | 362,943 | $3.33M | 0.02% | +198,865+121.2% | Added |
| Alliancebernstein L.P. | 354,397 | $3.25M | 0.00% | +101,587+40.2% | Added |
| DCF Advisers, LLC | 280,700 | $2.57M | 1.29% | +41,500+17.3% | Added |
| Parkman Healthcare Partners LLC | 263,474 | $2.41M | 0.55% | +88,474+50.6% | Added |
| Bank of America Corp | 225,570 | $2.07M | 0.00% | +204,148+953.0% | Added |
| Bank of New York Mellon Corp | 200,196 | $1.83M | 0.00% | +39,013+24.2% | Added |
| Norges Bank | 189,600 | $1.74M | 0.00% | +122,000+180.5% | Added |
| JPMorgan Chase & Co | 185,568 | $1.70M | 0.00% | +130,971+239.9% | Added |
| UBS Group AG | 174,848 | $1.60M | 0.00% | +73,106+71.9% | Added |
| Beirne Wealth Consulting Services, LLC | 136,840 | $1.25M | 0.69% | +4,900+3.7% | Added |
| Susquehanna International Group, LLP | 136,651 | $1.25M | 0.00% | +51,174+59.9% | Added |
| PointState Capital LP | 135,000 | $1.24M | 0.04% | +75,000+125.0% | Added |
| Knoll Capital Management, LLC | 132,978 | $1.22M | 0.67% | 00.0% | Unchanged |
| PDT Partners, LLC | 118,876 | $1.09M | 0.08% | +118,876 | New |
| Millennium Management LLC | 108,858 | $997.0K | 0.00% | −29,396−21.3% | Reduced |
| Charles Schwab Investment Management Inc | 100,820 | $924.0K | 0.00% | +2,565+2.6% | Added |
| Cubist Systematic Strategies, LLC | 91,391 | $837.0K | 0.01% | +91,391 | New |
| Trexquant Investment LP | 84,135 | $771.0K | 0.05% | +66,091+366.3% | Added |
| Dimensional Fund Advisors LP | 78,470 | $719.0K | 0.00% | +78,470 | New |
| Walleye Capital LLC | 72,304 | $662.0K | 0.02% | +72,304 | New |
| Renaissance Technologies LLC | 66,800 | $612.0K | 0.00% | +66,800 | New |
| BNP Paribas Arbitrage, SA | 59,587 | $545.8K | 0.00% | +50,257+538.7% | Added |
| Walleye Trading LLC | 49,083 | $450.0K | 0.01% | +49,083 | New |
| Gsa Capital Partners LLP | 48,997 | $449.0K | 0.06% | +48,997 | New |
| Rhumbline Advisers | 48,140 | $441.0K | 0.00% | +1,958+4.2% | Added |
| Group One Trading, L.P. | 47,804 | $438.0K | 0.01% | −21,801−31.3% | Reduced |
| Alps Advisors Inc | 45,984 | $421.0K | 0.00% | −2,465−5.1% | Reduced |
| Jump Financial, LLC | 45,400 | $416.0K | 0.03% | +45,400 | New |
| Apollon Wealth Management, LLC | 40,583 | $372.0K | 0.03% | −3,400−7.7% | Reduced |
| Price T Rowe Associates Inc | 38,219 | $350.0K | 0.00% | +5,900+18.3% | Added |
| Jane Street Group, LLC | 38,054 | $349.0K | 0.00% | +16,337+75.2% | Added |
| NinePointTwo Capital | 37,168 | $340.0K | 0.11% | +37,168 | New |
| National Asset Management, Inc. | 34,000 | $312.0K | 0.01% | −1,227−3.5% | Reduced |
| Wolverine Trading, LLC | 33,555 | $300.0K | 0.00% | +16,825+100.6% | Added |
| Wells Fargo & Company | 27,880 | $255.0K | 0.00% | −11,072−28.4% | Reduced |
| Russell Investments Group, Ltd. | 27,000 | $247.0K | 0.00% | +27,000 | New |
| Tower Research Capital LLC (TRC) | 24,680 | $226.0K | 0.00% | +19,544+380.5% | Added |
| Deutsche Bank AG | 24,084 | $221.0K | 0.00% | +1,282+5.6% | Added |
| Parametric Portfolio Associates LLC | 21,832 | $200.0K | 0.00% | −4,913−18.4% | Reduced |
| New York State Common Retirement Fund | 21,625 | $198.0K | 0.00% | −23−0.1% | Reduced |
| Manufacturers Life Insurance Company, The | 21,612 | $198.0K | 0.00% | +179+0.8% | Added |
| California State Teachers Retirement System | 21,418 | $196.0K | 0.00% | 00.0% | Unchanged |
| American International Group, Inc. | 21,066 | $193.0K | 0.00% | −629−2.9% | Reduced |
| LMR Partners LLP | 20,000 | $183.0K | 0.00% | −20,249−50.3% | Reduced |
| MML Investors Services, LLC | 20,000 | $183.0K | 0.00% | −221−1.1% | Reduced |
| Schonfeld Strategic Advisors LLC | 17,900 | $164.0K | 0.00% | −48,700−73.1% | Reduced |
| Caption Management, LLC | 15,519 | $142.0K | 0.01% | +519+3.5% | Added |
| ProShare Advisors LLC | 15,277 | $139.0K | 0.00% | +1,714+12.6% | Added |
| XTX Topco Ltd | 14,767 | $135.0K | 0.08% | +14,767 | New |
| AdvisorNet Financial, Inc | 14,641 | $134.0K | 0.01% | −89−0.6% | Reduced |
| Voya Investment Management LLC | 14,510 | $133.0K | 0.00% | −66,843−82.2% | Reduced |
| Squarepoint Ops LLC | 14,381 | $132.0K | 0.00% | −46,227−76.3% | Reduced |
| SG Americas Securities, LLC | 13,565 | $124.0K | 0.00% | −13,416−49.7% | Reduced |
| MetLife Investment Management | 12,799 | $117.2K | 0.00% | 00.0% | Unchanged |
| E Fund Management Co., Ltd. | 11,936 | $109.0K | 0.00% | +11,936 | New |
| ETF Managers Group, LLC | 12,067 | $108.0K | 0.00% | −39,945−76.8% | Reduced |
| Invesco Ltd. | 11,831 | $108.0K | 0.00% | −1,109−8.6% | Reduced |
| Metropolitan Life Insurance Co | 11,051 | $101.2K | 0.00% | +898+8.8% | Added |
| State Board of Administration of Florida Retirement System | 10,752 | $98.0K | 0.00% | −75,007−87.5% | Reduced |
| Argent Trust Co | 10,000 | $92.0K | 0.01% | 00.0% | Unchanged |
| Royal Bank of Canada | 8,612 | $78.0K | 0.00% | +2,143+33.1% | Added |
| Point72 Hong Kong Ltd | 5,396 | $49.0K | 0.00% | +5,396 | New |
| Legal & General Group Plc | 3,166 | $29.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 3,098 | $28.0K | 0.00% | 00.0% | Unchanged |
| Banque Cantonale Vaudoise | 1,500 | $14.0K | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 900 | $8.00K | 0.00% | −3,600−80.0% | Reduced |
| CWM, LLC | 775 | $7.00K | 0.00% | +775 | New |
| Godsey & Gibb Associates | 611 | $6.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 550 | $5.00K | 0.00% | −1,660−75.1% | Reduced |
| Parallel Advisors, LLC | 425 | $4.00K | 0.00% | −309−42.1% | Reduced |
| The PNC Financial Services Group, Inc. | 372 | $3.00K | 0.00% | −560−60.1% | Reduced |
| American Portfolios Advisors | 250 | $2.29K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 250 | $2.00K | 0.00% | 00.0% | Unchanged |
| Carroll Investors, Inc | 272 | $2.00K | 0.00% | +272 | New |
| Daiwa Securities Group Inc. | 136 | $1.00K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 100 | $1.00K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 111 | $1.00K | 0.00% | −42−27.5% | Reduced |
| Providence Capital Advisors, LLC | 125 | $1.00K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 58 | $1.00K | 0.00% | −3−4.9% | Reduced |
| Huntington National Bank | 2 | $0 | 0.00% | −504−99.6% | Reduced |