Fund shareholders of Altimmune Inc
ISIN US02155H2004 · United States · LEI 549300EOYCQ8SW3NVE64
- Fund shareholders
- 135
- Of which ETFs
- 26 109 other funds
- Value held
- ≈ 94.2M $ 94M $ · 215K €
- Share of capital
- 15.6 % of 194.5M shares on Aug 7, 2026
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| State Street(R) SPDR(R) S&P(R) Biotech ETF SPDR SERIES TRUST | 4,353,091 | 13.4M $ | 0.18 % | 2.24 % | as of Mar 31, 2026 ↗ |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 4,107,271 | 12.7M $ | 0.00 % | 2.11 % | as of Mar 31, 2026 ↗ |
| iShares Russell 2000 ETF iShares Trust | 3,143,124 | 9.7M $ | 0.01 % | 1.62 % | as of Mar 31, 2026 ↗ |
| Nuveen Quant Small Cap Equity Fund TIAA-CREF Funds | 1,887,776 | 4.9M $ | 0.13 % | 0.97 % | as of Apr 30, 2026 ↗ |
| VANGUARD STRATEGIC EQUITY FUND VANGUARD HORIZON FUNDS | 1,834,747 | 5.7M $ | 0.06 % | 0.94 % | as of Mar 31, 2026 ↗ |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 1,415,494 | 4.4M $ | 0.01 % | 0.73 % | as of Mar 31, 2026 ↗ |
| Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 1,291,272 | 3.4M $ | 0.01 % | 0.66 % | as of Apr 30, 2026 ↗ |
| VANGUARD EXPLORER FUND VANGUARD EXPLORER FUND | 1,213,513 | 3.2M $ | 0.01 % | 0.62 % | as of Apr 30, 2026 ↗ |
| iShares Russell 2000 Growth ETF iShares Trust | 1,063,011 | 3.3M $ | 0.03 % | 0.55 % | as of Mar 31, 2026 ↗ |
| iShares Biotechnology ETF iShares Trust | 926,610 | 2.9M $ | 0.04 % | 0.48 % | as of Mar 31, 2026 ↗ |
| VANGUARD STRATEGIC SMALL-CAP EQUITY FUND VANGUARD HORIZON FUNDS | 628,183 | 1.9M $ | 0.08 % | 0.32 % | as of Mar 31, 2026 ↗ |
| BlackRock Advantage Small Cap Core Fund BlackRock Funds | 600,145 | 2.6M $ | 0.06 % | 0.31 % | as of Feb 27, 2026 ↗ |
| Fidelity Enhanced Small Cap ETF Fidelity Covington Trust | 573,862 | 1.8M $ | 0.04 % | 0.30 % | as of Mar 31, 2026 ↗ |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 550,871 | 2.4M $ | 0.01 % | 0.28 % | as of Feb 28, 2026 ↗ |
| VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 438,830 | 1.9M $ | 0.01 % | 0.23 % | as of Feb 28, 2026 ↗ |
| Dimensional U.S. Small Cap ETF Dimensional ETF Trust | 414,821 | 1.1M $ | 0.01 % | 0.21 % | as of Apr 30, 2026 ↗ |
| VANGUARD MARKET NEUTRAL FUND VANGUARD MONTGOMERY FUNDS | 343,707 | 1.1M $ | 0.25 % | 0.18 % | as of Mar 31, 2026 ↗ |
| iShares Micro-Cap ETF iShares Trust | 329,020 | 1M $ | 0.08 % | 0.17 % | as of Mar 31, 2026 ↗ |
| Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST | 286,661 | 745.3K $ | 0.01 % | 0.15 % | as of Apr 30, 2026 ↗ |
| SMALL COMPANY GROWTH PORTFOLIO VANGUARD VARIABLE INSURANCE FUNDS | 276,644 | 852.1K $ | 0.06 % | 0.14 % | as of Mar 31, 2026 ↗ |
| VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND | 265,544 | 1.1M $ | 0.01 % | 0.14 % | as of Feb 28, 2026 ↗ |
| Direxion Daily S&P Biotech Bull 3X Shares Direxion Shares ETF Trust | 248,923 | 647.2K $ | 0.12 % | 0.13 % | as of Apr 30, 2026 ↗ |
| U.S. MICRO CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 223,496 | 581.1K $ | 0.01 % | 0.11 % | as of Apr 30, 2026 ↗ |
| Master Small Cap Index Series Quantitative Master Series LLC | 212,086 | 653.2K $ | 0.01 % | 0.11 % | as of Mar 31, 2026 ↗ |
| Fidelity Total Market Index Fund Fidelity Concord Street Trust | 199,312 | 859K $ | 0.00 % | 0.10 % | as of Feb 28, 2026 ↗ |
| iShares Core S&P Total U.S. Stock Market ETF iShares Trust | 196,931 | 606.5K $ | 0.00 % | 0.10 % | as of Mar 31, 2026 ↗ |
| BlackRock Advantage Small Cap Growth Fund BlackRock Funds | 180,362 | 555.5K $ | 0.08 % | 0.09 % | as of Mar 31, 2026 ↗ |
| Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust | 169,887 | 441.7K $ | 0.02 % | 0.09 % | as of Apr 30, 2026 ↗ |
| Nuveen Small Cap Blend Index Fund TIAA-CREF Funds | 155,776 | 405K $ | 0.01 % | 0.08 % | as of Apr 30, 2026 ↗ |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 150,863 | 650.2K $ | 0.00 % | 0.08 % | as of Feb 28, 2026 ↗ |
| College Retirement Equities Fund - Total Global Stock Account College Retirement Equities Fund | 141,468 | 435.7K $ | 0.00 % | 0.07 % | as of Mar 31, 2026 ↗ |
| EQ/2000 Managed Volatility Portfolio EQ Advisors Trust | 132,969 | 409.5K $ | 0.01 % | 0.07 % | as of Mar 31, 2026 ↗ |
| Nomura Healthcare Fund Delaware Group Equity Funds IV | 100,000 | 308K $ | 0.05 % | 0.05 % | as of Mar 31, 2026 ↗ |
| Nuveen Equity Index Fund TIAA-CREF Funds | 99,727 | 259.3K $ | 0.00 % | 0.05 % | as of Apr 30, 2026 ↗ |
| Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust | 99,213 | 305.6K $ | 0.03 % | 0.05 % | as of Mar 31, 2026 ↗ |
| ALPS Medical Breakthroughs ETF ALPS ETF TRUST | 92,999 | 400.8K $ | 0.29 % | 0.05 % | as of Feb 28, 2026 ↗ |
| VIP Disciplined Small Cap Portfolio Variable Insurance Products Fund II | 90,074 | 277.4K $ | 0.05 % | 0.05 % | as of Mar 31, 2026 ↗ |
| VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS | 81,151 | 349.8K $ | 0.02 % | 0.04 % | as of Feb 28, 2026 ↗ |
| BIOTECHNOLOGY ULTRASECTOR PROFUND ProFunds | 77,039 | 200.3K $ | 0.11 % | 0.04 % | as of Apr 30, 2026 ↗ |
| VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 76,727 | 236.3K $ | 0.00 % | 0.04 % | as of Mar 31, 2026 ↗ |
| Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust | 71,457 | 185.8K $ | 0.00 % | 0.04 % | as of Apr 30, 2026 ↗ |
| Diversified Equity Master Portfolio Master Investment Portfolio | 70,553 | 217.3K $ | 0.01 % | 0.04 % | as of Mar 31, 2026 ↗ |
| Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 65,523 | 282.4K $ | 0.00 % | 0.03 % | as of Feb 28, 2026 ↗ |
| Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST | 65,000 | 169K $ | 0.00 % | 0.03 % | as of Apr 30, 2026 ↗ |
| Small Cap Index Fund Northern Funds | 64,044 | 197.3K $ | 0.01 % | 0.03 % | as of Mar 31, 2026 ↗ |
| GMO U.S. Equity Fund GMO TRUST | 62,056 | 267.5K $ | 0.12 % | 0.03 % | as of Feb 28, 2026 ↗ |
| VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS | 57,605 | 177.4K $ | 0.00 % | 0.03 % | as of Mar 31, 2026 ↗ |
| Global X Russell 2000 ETF GLOBAL X FUNDS | 56,560 | 147.1K $ | 0.01 % | 0.03 % | as of Apr 30, 2026 ↗ |
| BlackRock Advantage SMID Cap Fund, Inc. BlackRock Advantage SMID Cap Fund, Inc. | 54,155 | 166.8K $ | 0.02 % | 0.03 % | as of Mar 31, 2026 ↗ |
| LVIP SSGA Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 52,700 | 162.3K $ | 0.01 % | 0.03 % | as of Mar 31, 2026 ↗ |
| Virtus Biotech Clinical Trials Etf ETFis Series Trust I | 52,374 | 136.2K $ | 0.36 % | 0.03 % | as of Apr 30, 2026 ↗ |
| Avantis U.S. Small Cap Equity ETF American Century ETF Trust | 51,273 | 221K $ | 0.01 % | 0.03 % | as of Feb 28, 2026 ↗ |
| STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO STATE STREET INSTITUTIONAL INVESTMENT TRUST | 44,500 | 137.1K $ | 0.01 % | 0.02 % | as of Mar 31, 2026 ↗ |
| GMO U.S. Small Cap Value Fund GMO TRUST | 44,302 | 190.9K $ | 0.44 % | 0.02 % | as of Feb 28, 2026 ↗ |
| Fidelity ZERO Extended Market Index Fund Fidelity Concord Street Trust | 43,443 | 113K $ | 0.00 % | 0.02 % | as of Apr 30, 2026 ↗ |
| EQ/Small Company Index Portfolio EQ Advisors Trust | 43,300 | 133.4K $ | 0.01 % | 0.02 % | as of Mar 31, 2026 ↗ |
| MetLife Russell 2000 Index Portfolio Brighthouse Funds Trust II | 41,911 | 129.1K $ | 0.01 % | 0.02 % | as of Mar 31, 2026 ↗ |
| Nuveen Life Small Cap Equity Fund TIAA-CREF Life Funds | 39,428 | 121.4K $ | 0.17 % | 0.02 % | as of Mar 31, 2026 ↗ |
| Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II | 36,028 | 155.3K $ | 0.00 % | 0.02 % | as of Feb 28, 2026 ↗ |
| Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust | 34,439 | 89.5K $ | 0.00 % | 0.02 % | as of Apr 30, 2026 ↗ |
| Small Cap Index Fund VALIC Co I | 34,369 | 148.1K $ | 0.01 % | 0.02 % | as of Feb 28, 2026 ↗ |
| Small-Cap Index Portfolio PACIFIC SELECT FUND | 33,857 | 104.3K $ | 0.01 % | 0.02 % | as of Mar 31, 2026 ↗ |
| ATM Small Cap Managed Volatility Portfolio EQ Advisors Trust | 31,615 | 97.4K $ | 0.01 % | 0.02 % | as of Mar 31, 2026 ↗ |
| NVIT Small Cap Index Fund Nationwide Variable Insurance Trust | 25,678 | 79.1K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Dimensional U.S. Equity Market ETF Dimensional ETF Trust | 25,408 | 66.1K $ | 0.00 % | 0.01 % | as of Apr 30, 2026 ↗ |
| iShares Russell Small/Mid-Cap Index Fund BlackRock Funds | 24,858 | 64.6K $ | 0.01 % | 0.01 % | as of Apr 30, 2026 ↗ |
| Bridge Builder Small/Mid Cap Growth Fund Bridge Builder Trust | 24,605 | 75.8K $ | 0.00 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Small Cap Index Trust John Hancock Variable Insurance Trust | 23,817 | 73.4K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| PROFUND VP BIOTECHNOLOGY ProFunds | 23,768 | 73.2K $ | 0.18 % | 0.01 % | as of Mar 31, 2026 ↗ |
| EQ/AB Small Cap Growth Portfolio EQ Advisors Trust | 23,570 | 72.6K $ | 0.00 % | 0.01 % | as of Mar 31, 2026 ↗ |
| 1290 VT Micro Cap Portfolio EQ Advisors Trust | 23,300 | 71.8K $ | 0.04 % | 0.01 % | as of Mar 31, 2026 ↗ |
| iShares Russell 3000 ETF iShares Trust | 23,162 | 71.3K $ | 0.00 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Fidelity Flex Small Cap Index Fund Fidelity Salem Street Trust | 19,350 | 50.3K $ | 0.01 % | 0.01 % | as of Apr 30, 2026 ↗ |
| DWS Small Cap Index VIP DEUTSCHE DWS INVESTMENTS VIT FUNDS | 18,138 | 55.9K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| JNL/DFA U.S. Small Cap Fund JNL Series Trust | 17,801 | 54.8K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| EQ/Morgan Stanley Small Cap Growth Portfolio EQ Advisors Trust | 17,488 | 53.9K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| AVIP BlackRock Advantage Small Cap Growth Portfolio AuguStar Variable Insurance Products Fund Inc | 16,774 | 51.7K $ | 0.04 % | 0.01 % | as of Mar 31, 2026 ↗ |
| BlackRock Small Cap Index V.I. Fund BlackRock Variable Series Funds, Inc. | 15,532 | 47.8K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| T. Rowe Price Small-Cap Index Fund T. ROWE PRICE INDEX TRUST, INC. | 14,903 | 45.9K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Victory Extended Market Index Fund Victory Portfolios III | 14,763 | 38.4K $ | 0.00 % | 0.01 % | as of Apr 30, 2026 ↗ |
| Goldman Sachs Small Cap Growth Insights Fund Goldman Sachs Trust | 14,576 | 37.9K $ | 0.01 % | 0.01 % | as of Apr 30, 2026 ↗ |
| Voya RussellTM Small Cap Index Portfolio Voya VARIABLE PORTFOLIOS INC | 13,261 | 40.8K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Invesco NASDAQ Future Gen 200 ETF Invesco Exchange-Traded Fund Trust II | 12,592 | 54.3K $ | 0.39 % | 0.01 % | as of Feb 28, 2026 ↗ |
| SIIT EXTENDED MARKET INDEX FUND SEI INSTITUTIONAL INVESTMENTS TRUST | 11,800 | 50.9K $ | 0.00 % | 0.01 % | as of Feb 28, 2026 ↗ |
| CVT Russell 2000 Small Cap Index Portfolio Calvert Variable Trust, Inc. | 10,680 | 32.9K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Nationwide Small Cap Index Fund Nationwide Mutual Funds | 10,107 | 26.3K $ | 0.01 % | 0.01 % | as of Apr 30, 2026 ↗ |
| SA Small Cap Index Portfolio SUNAMERICA SERIES TRUST | 10,082 | 26.2K $ | 0.01 % | 0.01 % | as of Apr 30, 2026 ↗ |
| BlackRock Advantage SMID Cap V.I. Fund BlackRock Variable Series Funds, Inc. | 9,834 | 30.3K $ | 0.02 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Venerable Small Cap Index Fund Venerable Variable Insurance Trust | 9,820 | 30.2K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| PD Small-Cap Growth Index Portfolio PACIFIC SELECT FUND | 9,782 | 30.1K $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Dimensional US Core Equity Market ETF Dimensional ETF Trust | 9,653 | 25.1K $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Strategic Equity Allocation Trust John Hancock Variable Insurance Trust | 9,091 | 28K $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
| SmallCap Growth Fund I Principal Funds, Inc | 8,267 | 21.5K $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Blackstone Alternative Multi-Strategy Fund Blackstone Alternative Investment Funds | 8,200 | 25.3K $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Dimensional US Core Equity 1 ETF Dimensional ETF Trust | 8,167 | 21.2K $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Small Cap Core Fund Northern Funds | 8,025 | 24.7K $ | 0.01 % | 0.00 % | as of Mar 31, 2026 ↗ |
| VANGUARD RUSSELL 3000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 7,887 | 34K $ | 0.00 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Voya VACS Index Series SC Portfolio Voya VARIABLE PORTFOLIOS INC | 7,750 | 23.9K $ | 0.01 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Clearwater Select Equity Fund Clearwater Investment Trust | 7,311 | 22.5K $ | 0.01 % | 0.00 % | as of Mar 31, 2026 ↗ |
| VIP Extended Market Index Portfolio Variable Insurance Products Fund II | 6,675 | 20.6K $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.
| Fund | Weight in fund | |
|---|---|---|
| GMO U.S. Small Cap Value Fund GMO TRUST | 0.44 % | as of Feb 28, 2026 ↗ |
| Invesco NASDAQ Future Gen 200 ETF Invesco Exchange-Traded Fund Trust II | 0.39 % | as of Feb 28, 2026 ↗ |
| Virtus Biotech Clinical Trials Etf ETFis Series Trust I | 0.36 % | as of Apr 30, 2026 ↗ |
| ALPS Medical Breakthroughs ETF ALPS ETF TRUST | 0.29 % | as of Feb 28, 2026 ↗ |
| VIFAG 2002, SICAV S.A. GESALCALA, S.A., S.G.I.I.C. | 0.26 % | as of Dec 31, 2025 ↗ |
| VANGUARD MARKET NEUTRAL FUND VANGUARD MONTGOMERY FUNDS | 0.25 % | as of Mar 31, 2026 ↗ |
| State Street(R) SPDR(R) S&P(R) Biotech ETF SPDR SERIES TRUST | 0.18 % | as of Mar 31, 2026 ↗ |
| PROFUND VP BIOTECHNOLOGY ProFunds | 0.18 % | as of Mar 31, 2026 ↗ |
| Nuveen Life Small Cap Equity Fund TIAA-CREF Life Funds | 0.17 % | as of Mar 31, 2026 ↗ |
| Nuveen Quant Small Cap Equity Fund TIAA-CREF Funds | 0.13 % | as of Apr 30, 2026 ↗ |
Quarter after quarter
Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.
| Quarter | Shareholders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q2 | 134 | +2 | 30,438,773 | +33.6 % |
| 2026Q1 | 132 | +10 | 22,782,098 | +46.2 % |
| 2025Q4 | 122 | -4 | 15,584,326 | +6.3 % |
| 2025Q3 | 126 | -8 | 14,662,329 | +4.6 % |
| 2025Q2 | 134 | -2 | 14,018,430 | +3.6 % |
| 2025Q1 | 136 | 0 | 13,533,950 | -3.2 % |
| 2024Q4 | 136 | 0 | 13,986,484 | +0.8 % |
| 2024Q3 | 136 | +8 | 13,875,176 | -22.3 % |
| 2024Q2 | 128 | +12 | 17,855,094 | +62.8 % |
| 2024Q1 | 116 | +11 | 10,967,856 | -0.3 % |
| 2023Q4 | 105 | 11,004,833 |
Institutional managers
166 managers declare this company to the SEC (Form 13F). The table shows the 25 largest.
| Manager | Shares | Value | |
|---|---|---|---|
| BlackRock, Inc. | 12,795,277 | 39.4M $ | as of Mar 31, 2026 |
| STATE STREET CORP | 7,145,550 | 22M $ | as of Mar 31, 2026 |
| MARSHALL WACE, LLP | 4,017,901 | 12.4M $ | as of Mar 31, 2026 |
| MILLENNIUM MANAGEMENT LLC | 3,258,191 | 10M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 3,107,096 | 9.6M $ | as of Mar 31, 2026 |
| Alyeska Investment Group, L.P. | 2,644,600 | 8.1M $ | as of Mar 31, 2026 |
| TWO SIGMA INVESTMENTS, LP | 2,478,900 | 7.6M $ | as of Mar 31, 2026 |
| Nuveen, LLC | 2,334,601 | 7.2M $ | as of Mar 31, 2026 |
| GOLDMAN SACHS GROUP INC | 1,350,649 | 4.2M $ | as of Mar 31, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1,325,956 | 4.1M $ | as of Mar 31, 2026 |
| DIMENSIONAL FUND ADVISORS LP | 1,045,926 | 3.2M $ | as of Mar 31, 2026 |
| NORTHERN TRUST CORP | 996,721 | 3.1M $ | as of Mar 31, 2026 |
| UBS Group AG | 904,768 | 2.8M $ | as of Mar 31, 2026 |
| MORGAN STANLEY | 775,258 | 2.4M $ | as of Mar 31, 2026 |
| D. E. Shaw & Co., Inc. | 727,001 | 2.2M $ | as of Mar 31, 2026 |
| FMR LLC | 673,964 | 2.1M $ | as of Mar 31, 2026 |
| SCHRODER INVESTMENT MANAGEMENT GROUP | 667,837 | 1.9M $ | as of Mar 31, 2026 |
| TANG CAPITAL MANAGEMENT LLC | 666,022 | 2.1M $ | as of Mar 31, 2026 |
| Point72 Asset Management, L.P. | 665,289 | 2M $ | as of Mar 31, 2026 |
| BANK OF AMERICA CORP /DE/ | 570,203 | 1.8M $ | as of Mar 31, 2026 |
| CITADEL ADVISORS LLC | 448,873 | 1.4M $ | as of Mar 31, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | 435,078 | 1.3M $ | as of Mar 31, 2026 |
| Bank of New York Mellon Corp | 413,503 | 1.3M $ | as of Mar 31, 2026 |
| Beirne Wealth Consulting Services, LLC | 411,858 | 1.3M $ | as of Mar 31, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 351,681 | 1.1M $ | as of Mar 31, 2026 |
Declared shareholders of Altimmune Inc
There are 6 beneficial ownership filings. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| Deep Track Capital, LP and 3 others | 9.99 % | 19,417,221 | as of Apr 23, 2026 · SCHEDULE 13G |
| TCG Crossover GP II, LLC and 4 others | 9.80 % | 20,000,000 | as of Apr 24, 2026 · SCHEDULE 13G |
| VIKING GLOBAL INVESTORS LP and 9 others | 6.70 % | 13,400,000 | as of Apr 24, 2026 · SCHEDULE 13G |
| RA Capital Management, L.P. and 3 others | 6.50 % | 13,000,000 | as of Apr 24, 2026 · SCHEDULE 13G |
| STATE STREET CORPORATION | 5.50 % | 7,145,550 | as of Mar 31, 2026 · SCHEDULE 13G |
| TANG CAPITAL MANAGEMENT, LLC and 5 others | 0.30 % | 666,022 | as of Mar 31, 2026 · SCHEDULE 13G |
Cite this page
Titelia. "Fund shareholders of Altimmune Inc". https://titelia.com/en/stocks/altimmune-inc-US02155H2004