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 2022
Institutional positions in Altimmune, Inc. as of Dec 31, 2022. 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
- 128
- +6 vs. Q3 2022
- Shares held
- 46.8M
- +770.8K (+1.7%) vs. Q3 2022
- Total value
- $769.9M
- +$181.8M (+30.9%) vs. Q3 2022
- New holders
- 36
- 38 more added
- Sold out
- 30
- 35 more reduced
Compare with Q3 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, Q4 2022
Shares, value and share of portfolio for each institution holding Altimmune, Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Acadian Asset Management LLC | 1 | $0 | 0.00% | +1 | New |
| Huntington National Bank | 2 | $33 | 0.00% | 00.0% | Unchanged |
| McIlrath & Eck, LLC | 2 | $33 | 0.00% | +2 | New |
| Sofos Investments, Inc. | 16 | $43 | 0.00% | +16 | New |
| First Horizon Advisors, Inc. | 3 | $49 | 0.00% | 00.0% | Unchanged |
| McElhenny Sheffield Capital Management, LLC | 31 | $510 | 0.00% | +31 | New |
| Parallel Advisors, LLC | 40 | $658 | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 43 | $1.00K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 42 | $1.00K | 0.00% | +42 | New |
| Avondale Wealth Management | 75 | $1.23K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 100 | $1.65K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 136 | $2.00K | 0.00% | 00.0% | Unchanged |
| TCI Wealth Advisors, Inc. | 166 | $2.73K | 0.00% | +166 | New |
| Fifth Third Bancorp | 250 | $4.11K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 372 | $6.12K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 499 | $8.21K | 0.00% | +40+8.7% | Added |
| Money Concepts Capital Corp | 500 | $8.22K | 0.00% | +500 | New |
| Godsey & Gibb Associates | 611 | $10.1K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 891 | $14.7K | 0.00% | −1,093−55.1% | Reduced |
| Rockefeller Capital Management L.P. | 1,000 | $16.0K | 0.00% | +1,000 | New |
| Royal Bank of Canada | 1,127 | $18.0K | 0.00% | −1,339−54.3% | Reduced |
| FMR LLC | 2,287 | $37.6K | 0.00% | −38,426−94.4% | Reduced |
| Cutler Group LP | 2,500 | $41.0K | 0.01% | −23,061−90.2% | Reduced |
| Great West Life Assurance Co | 2,465 | $41.0K | 0.00% | +2,465 | New |
| Wells Fargo & Company | 3,705 | $60.9K | 0.00% | −1,780−32.5% | Reduced |
| Advisor Group Holdings, Inc. | 4,917 | $80.0K | 0.00% | −6,420−56.6% | Reduced |
| AdvisorNet Financial, Inc | 6,089 | $100.2K | 0.01% | 00.0% | Unchanged |
| WealthPLAN Partners, LLC | 11,931 | $147.7K | 0.01% | +11,931 | New |
| WealthPlan Investment Management, LLC | 11,931 | $157.6K | 0.01% | −1,248−9.5% | Reduced |
| Cetera Advisors LLC | 10,100 | $166.1K | 0.00% | −2,300−18.5% | Reduced |
| Eagle Ridge Investment Management | 10,373 | $170.6K | 0.02% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 10,646 | $175.1K | 0.00% | +10,646 | New |
| Man Group plc | 12,226 | $201.1K | 0.00% | +12,226 | New |
| Qube Research & Technologies Ltd | 12,645 | $208.0K | 0.00% | −21,934−63.4% | Reduced |
| Virtus ETF Advisers LLC | 12,993 | $213.7K | 0.11% | +12,993 | New |
| Legal & General Group Plc | 13,045 | $214.6K | 0.00% | −40,502−75.6% | Reduced |
| Quantbot Technologies LP | 13,595 | $223.6K | 0.02% | −8,943−39.7% | Reduced |
| Ameriprise Financial Inc | 13,632 | $224.0K | 0.00% | +13,632 | New |
| Arizona State Retirement System | 13,833 | $227.6K | 0.00% | +13,833 | New |
| Teacher Retirement System of Texas | 14,765 | $243.0K | 0.00% | +14,765 | New |
| Mirabella Financial Services LLP | 15,466 | $254.4K | 0.02% | +15,466 | New |
| NinePointTwo Capital | 15,947 | $262.0K | 0.11% | +15,947 | New |
| Arete Wealth Advisors, LLC | 24,005 | $264.3K | 0.02% | +24,005 | New |
| Commonwealth Equity Services, LLC | 16,549 | $272.0K | 0.00% | 00.0% | Unchanged |
| Vahanian & Associates Financial Planning Inc. | 17,130 | $281.8K | 0.92% | −250−1.4% | Reduced |
| 683 Capital Management, LLC | 17,178 | $282.6K | 0.03% | +17,178 | New |
| Charles Schwab Investment Management Inc | 17,274 | $284.2K | 0.00% | 00.0% | Unchanged |
| Belvedere Trading LLC | 17,488 | $287.7K | 0.16% | +17,488 | New |
| Algert Global LLC | 18,560 | $305.3K | 0.02% | +5,280+39.8% | Added |
| Lighthouse Investment Partners, LLC | 19,536 | $321.4K | 0.06% | +19,536 | New |
| MML Investors Services, LLC | 20,005 | $329.0K | 0.00% | +50.0% | Added |
| Hudson Bay Capital Management LP | 20,731 | $341.0K | 0.00% | +20,731 | New |
| SeaCrest Wealth Management, LLC | 23,535 | $387.2K | 0.06% | +23,535 | New |
| SG Americas Securities, LLC | 23,847 | $392.0K | 0.01% | +9,785+69.6% | Added |
| D. E. Shaw & Co., Inc. | 27,702 | $455.7K | 0.00% | +27,702 | New |
| Landscape Capital Management, L.L.C. | 28,975 | $476.6K | 0.07% | +28,975 | New |
| Tower Research Capital LLC (TRC) | 29,307 | $482.0K | 0.02% | +171+0.6% | Added |
| E Fund Management Co., Ltd. | 31,286 | $515.0K | 0.04% | +10,646+51.6% | Added |
| Alps Advisors Inc | 33,325 | $548.2K | 0.00% | +6,546+24.4% | Added |
| Price T Rowe Associates Inc | 35,900 | $591.0K | 0.00% | −98,714−73.3% | Reduced |
| ClariVest Asset Management LLC | 37,400 | $615.0K | 0.03% | −700−1.8% | Reduced |
| Credit Suisse AG | 38,137 | $627.4K | 0.00% | +38,137 | New |
| Skandinaviska Enskilda Banken AB (publ) | 38,559 | $634.0K | 0.00% | −2,234−5.5% | Reduced |
| Gsa Capital Partners LLP | 41,621 | $685.0K | 0.09% | −1,000−2.3% | Reduced |
| California State Teachers Retirement System | 42,584 | $700.5K | 0.00% | +42,584 | New |
| Advisory Research Inc | 44,216 | $727.4K | 0.07% | +9,066+25.8% | Added |
| State of Wisconsin Investment Board | 49,113 | $807.9K | 0.00% | +49,113 | New |
| Silverarc Capital Management, LLC | 50,546 | $831.5K | 0.29% | −49,923−49.7% | Reduced |
| Caption Management, LLC | 52,104 | $857.1K | 0.14% | −2,896−5.3% | Reduced |
| Boothbay Fund Management, LLC | 52,242 | $859.4K | 0.03% | −34,669−39.9% | Reduced |
| Bank of New York Mellon Corp | 53,292 | $876.7K | 0.00% | −19,804−27.1% | Reduced |
| UBS Asset Management Americas Inc | 54,700 | $899.8K | 0.00% | +54,700 | New |
| Silvercrest Asset Management Group LLC | 62,500 | $1.03M | 0.01% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 75,570 | $1.24M | 0.06% | +17,220+29.5% | Added |
| Walleye Trading LLC | 78,324 | $1.29M | 0.03% | +78,324 | New |
| DCF Advisers, LLC | 80,680 | $1.33M | 1.03% | −148,320−64.8% | Reduced |
| Ensign Peak Advisors, Inc | 94,415 | $1.55M | 0.00% | +37,115+64.8% | Added |
| BNP Paribas Arbitrage, SA | 105,085 | $1.73M | 0.00% | +22,746+27.6% | Added |
| Prudential Financial Inc | 110,650 | $1.82M | 0.00% | +110,650 | New |
| Swiss National Bank | 118,300 | $1.95M | 0.00% | +118,300 | New |
| Platinum Investment Management Ltd | 118,730 | $1.95M | 0.07% | 00.0% | Unchanged |
| ETF Managers Group, LLC | 138,196 | $2.27M | 0.11% | +123,729+855.2% | Added |
| Northern Trust Corp | 139,918 | $2.30M | 0.00% | +28,529+25.6% | Added |
| Millennium Management LLC | 144,738 | $2.38M | 0.00% | −360,989−71.4% | Reduced |
| Knoll Capital Management, LLC | 173,864 | $2.86M | 6.45% | 00.0% | Unchanged |
| Group One Trading, L.P. | 175,742 | $2.89M | 0.10% | +137,151+355.4% | Added |
| Dimensional Fund Advisors LP | 177,865 | $2.92M | 0.00% | +3,492+2.0% | Added |
| JPMorgan Chase & Co | 179,098 | $2.95M | 0.00% | −471,930−72.5% | Reduced |
| Balyasny Asset Management LLC | 179,748 | $2.96M | 0.01% | −857,914−82.7% | Reduced |
| Candriam Luxembourg S.C.A. | 200,000 | $3.29M | 0.02% | 00.0% | Unchanged |
| Macquarie Group Ltd | 208,685 | $3.43M | 0.00% | +208,685 | New |
| Rock Springs Capital Management LP | 223,255 | $3.67M | 0.09% | 00.0% | Unchanged |
| Simplex Trading, LLC | 226,629 | $3.73M | 0.18% | +88,886+64.5% | Added |
| Beirne Wealth Consulting Services, LLC | 237,020 | $3.90M | 1.93% | −45,800−16.2% | Reduced |
| Jane Street Group, LLC | 245,143 | $4.03M | 0.01% | +14,580+6.3% | Added |
| Ikarian Capital, LLC | 273,432 | $4.50M | 1.87% | −198,622−42.1% | Reduced |
| Citigroup Inc | 291,805 | $4.80M | 0.01% | +19,699+7.2% | Added |
| Tri Locum Partners LP | 325,694 | $5.36M | 2.37% | +168,391+107.0% | Added |
| Sectoral Asset Management Inc | 342,500 | $5.63M | 1.09% | +73,400+27.3% | Added |
| Susquehanna International Group, LLP | 352,073 | $5.79M | 0.01% | +176,786+100.9% | Added |