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| Reporting Date | Major Shareholder Name | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| 05/15/2024 | STATE STREET CORP | 8.65 M | $88.05 M | 752.53% | 14.80% |
| 05/10/2024 | BLACKROCK INC. | 4.04 M | $41.15 M | -0.06% | 6.92% |
| 05/10/2024 | VANGUARD GROUP INC | 3.13 M | $31.85 M | -12.41% | 5.35% |
| 05/15/2024 | TANG CAPITAL MANAGEMENT LLC | 2.75 M | $28.00 M | 0.00% | 4.71% |
| 05/15/2024 | MORGAN STANLEY | 2.21 M | $22.52 M | 112.50% | 3.78% |
| 05/15/2024 | AMERIPRISE FINANCIAL INC | 1.71 M | $17.40 M | -59.14% | 2.92% |
| 05/15/2024 | MILLENNIUM MANAGEMENT LLC | 1.59 M | $16.19 M | 813.14% | 2.72% |
| 05/13/2024 | GEODE CAPITAL MANAGEMENT, LLC | 1.24 M | $12.59 M | 3.63% | 2.12% |
| 05/15/2024 | FRED ALGER MANAGEMENT, LLC | 993,516 | $10.11 M | 204.15% | 1.70% |
| 05/07/2024 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 916,254 | $9.33 M | 24.96% | 1.57% |
| 05/13/2024 | NUVEEN ASSET MANAGEMENT, LLC | 913,000 | $9.29 M | -47.14% | 1.56% |
| 05/15/2024 | PORTOLAN CAPITAL MANAGEMENT, LLC | 887,255 | $9.03 M | 100.00% | 1.52% |
| 05/13/2024 | RAFFERTY ASSET MANAGEMENT, LLC | 882,628 | $8.99 M | 100.00% | 1.51% |
| 05/15/2024 | GOLDMAN SACHS GROUP INC | 861,415 | $8.77 M | 64.31% | 1.47% |
| 05/13/2024 | READYSTATE ASSET MANAGEMENT LP | 825,800 | $8.41 M | 100.00% | 1.41% |
| 05/10/2024 | CITIGROUP INC | 742,913 | $7.56 M | 9,704.84% | 1.27% |
| 05/07/2024 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 592,100 | $6.03 M | -34.13% | 1.01% |
| 05/15/2024 | KNOLL CAPITAL MANAGEMENT, LLC | 567,219 | $5.77 M | 183.61% | 0.97% |
| 05/15/2024 | BANK OF AMERICA CORP /DE/ | 499,872 | $5.09 M | 1,752.96% | 0.86% |
| 05/14/2024 | NORTHERN TRUST CORP | 493,968 | $5.03 M | 4.25% | 0.85% |
| 05/13/2024 | UBS GROUP AG | 490,001 | $4.99 M | 741.06% | 0.84% |
| 05/24/2024 | FARALLON CAPITAL MANAGEMENT LLC | 470,000 | $4.78 M | 1,282.35% | 0.80% |
| 05/15/2024 | JACOBS LEVY EQUITY MANAGEMENT, INC | 432,666 | $4.40 M | 0.08% | 0.74% |
| 05/14/2024 | BBR PARTNERS, LLC | 358,513 | $3.65 M | 100.00% | 0.61% |
| 05/15/2024 | D. E. SHAW & CO., INC. | 354,350 | $3.61 M | 22.31% | 0.61% |
| 05/14/2024 | ENSIGN PEAK ADVISORS, INC | 326,777 | $3.33 M | 0.00% | 0.56% |
| 05/15/2024 | CITADEL ADVISORS LLC | 315,700 | $3.21 M | 29.07% | 0.54% |
| 05/10/2024 | GROUP ONE TRADING, L.P. | 309,459 | $3.15 M | -43.47% | 0.53% |
| 04/30/2024 | MOODY ALDRICH PARTNERS LLC | 307,318 | $3.13 M | 100.00% | 0.53% |
| 05/13/2024 | TIMELO INVESTMENT MANAGEMENT INC. | 294,095 | $2.99 M | -63.65% | 0.50% |
| 05/15/2024 | VOYA INVESTMENT MANAGEMENT LLC | 288,273 | $2.93 M | 1,305.94% | 0.49% |
| 04/22/2024 | GERBER, LLC | 281,778 | $2.87 M | 10.17% | 0.48% |
| 05/15/2024 | ARDSLEY ADVISORY PARTNERS LP | 275,000 | $2.80 M | -19.35% | 0.47% |
| 05/13/2024 | BEIRNE WEALTH CONSULTING SERVICES, LLC | 272,800 | $2.78 M | -10.20% | 0.47% |
| 05/07/2024 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 256,800 | $2.61 M | -45.66% | 0.44% |
| 05/15/2024 | GHOST TREE CAPITAL, LLC | 250,000 | $2.55 M | 100.00% | 0.43% |
| 05/15/2024 | CITADEL ADVISORS LLC | 249,300 | $2.54 M | -12.03% | 0.43% |
| 05/10/2024 | DIMENSIONAL FUND ADVISORS LP | 234,730 | $2.39 M | -10.24% | 0.40% |
| 05/15/2024 | WOODLINE PARTNERS LP | 214,245 | $2.18 M | 100.00% | 0.37% |
| 05/07/2024 | SUSQUEHANNA PORTFOLIO STRATEGIES, LLC | 207,197 | $2.11 M | 100.00% | 0.35% |
| 05/14/2024 | SCHRODER INVESTMENT MANAGEMENT GROUP | 190,824 | $1.94 M | 100.00% | 0.33% |
| 04/25/2024 | BANK OF NEW YORK MELLON CORP | 189,654 | $1.93 M | -1.01% | 0.32% |
| 04/12/2024 | IMC-CHICAGO, LLC | 165,607 | $1.69 M | 25.71% | 0.28% |
| 05/15/2024 | WELLINGTON MANAGEMENT GROUP LLP | 156,914 | $1.60 M | 100.00% | 0.27% |
| 05/10/2024 | LYNWOOD CAPITAL MANAGEMENT INC. | 150,000 | $1.53 M | 100.00% | 0.26% |
| 04/25/2024 | SIMPLEX TRADING, LLC | 146,259 | $1.49 M | 124.56% | 0.25% |
| 05/09/2024 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 142,705 | $1.45 M | 0.00% | 0.24% |
| 05/08/2024 | PROFUND ADVISORS LLC | 134,842 | $1.37 M | 100.00% | 0.23% |
| 04/22/2024 | RAYMOND JAMES & ASSOCIATES | 121,137 | $1.23 M | 100.00% | 0.21% |
| 05/15/2024 | DCF ADVISERS, LLC | 121,000 | $1.23 M | 16.35% | 0.21% |
A. During the previous two years, 218 institutional investors and hedge funds held shares of Altimmune, Inc.. The most heavily invested institutionals were:
STATE STREET CORP: 8.65 M
BlackRock Inc.: 4.04 M
VANGUARD GROUP INC: 3.13 M
TANG CAPITAL MANAGEMENT LLC: 2.75 M
MORGAN STANLEY: 2.21 M
AMERIPRISE FINANCIAL INC: 1.71 M
A. 75.94% of Altimmune, Inc. stock is owned by institutional investors.
A. Institutional investors have bought a total of 52.81 M shares in the last 24 months. This purchase volume represents approximately $348.57 M in transactions.
