Immuneering Corp - IMRX
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| FMR LLC | History | Added to | 9,697,938 | 51,108 | 0.0% | 0.0% | 1 | +12,443 | 0.13% | Q1 2026 | May 15, 2026 |
| VANGUARD GROUP INC | History | No change | 2,568,293 | 16,899 | 0.0% | 0.0% | 2 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| Sanofi | History | No change | 2,708,559 | 14,274 | 4.25% | 5.74% | 3 | 0 | 0.0% | Q1 2026 | May 07, 2026 |
| MARSHALL WACE, LLP | History | Added to | 1,996,585 | 10,522 | 0.01% | 0.0% | 4 | +1,284,710 | 180.47% | Q1 2026 | May 14, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | Reduced | 1,829,188 | 9,640 | 0.0% | 0.0% | 5 | -164,770 | -8.26% | Q1 2026 | May 15, 2026 |
| BlackRock, Inc. | History | Added to | 1,507,258 | 7,943 | 0.0% | 0.0% | 6 | +55,552 | 3.83% | Q1 2026 | May 13, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 1,102,712 | 5,811 | 0.0% | 0.0% | 7 | +1,051,789 | 2065.45% | Q1 2026 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 637,944 | 3,363 | 0.0% | 0.0% | 8 | +19,870 | 3.21% | Q1 2026 | May 15, 2026 |
| Occam Crest Management LP | History | Added to | 545,098 | 2,872 | 1.74% | 2.28% | 9 | +46,600 | 9.35% | Q1 2026 | May 15, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 529,078 | 2,788 | 0.0% | 0.0% | 10 | +370,319 | 233.26% | Q1 2026 | May 15, 2026 |
| Connor, Clark & Lunn Investment Management Ltd. | History | Added to | 400,363 | 2,109 | 0.0% | 0.0% | 11 | +267,683 | 201.75% | Q1 2026 | May 11, 2026 |
| Summit Financial, LLC | History | New | 376,749 | 1,985 | 0.03% | — | 12 | +376,749 | New | Q1 2026 | May 15, 2026 |
| UBS Group AG | History | Added to | 376,284 | 1,983 | 0.0% | 0.0% | 13 | +185,951 | 97.7% | Q1 2026 | May 05, 2026 |
| SOUTHPORT MANAGEMENT, L.L.C. | History | No change | 277,501 | 1,825 | 6.37% | 6.37% | 14 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| GOLDMAN SACHS GROUP INC | History | Added to | 327,655 | 1,726 | 0.0% | 0.0% | 15 | +8,846 | 2.77% | Q1 2026 | May 15, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Added to | 325,907 | 1,717 | 0.0% | 0.0% | 16 | +102,735 | 46.03% | Q1 2026 | May 15, 2026 |
| Burkehill Global Management, LP | History | No change | 300,000 | 1,581 | 0.08% | 0.13% | 17 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MORGAN STANLEY | History | Reduced | 296,067 | 1,560 | 0.0% | 0.0% | 18 | -193,550 | -39.53% | Q1 2026 | May 15, 2026 |
| STATE STREET CORP | History | Reduced | 268,520 | 1,415 | 0.0% | 0.0% | 19 | -2,133,718 | -88.82% | Q1 2026 | May 15, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Added to | 244,771 | 1,289 | 0.0% | 0.0% | 20 | +37,616 | 18.16% | Q1 2026 | May 15, 2026 |
| Squarepoint Ops LLC | History | Added to | 226,046 | 1,191 | 0.0% | 0.0% | 21 | +133,790 | 145.02% | Q1 2026 | May 15, 2026 |
| Diametric Capital, LP | History | Reduced | 174,897 | 921 | 0.24% | 0.44% | 22 | -71,960 | -29.15% | Q1 2026 | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | History | New | 156,424 | 824 | 0.0% | — | 23 | +156,424 | New | Q1 2026 | May 15, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Reduced | 150,847 | 794 | 0.0% | 0.0% | 24 | -63,494 | -29.62% | Q1 2026 | May 15, 2026 |
| 683 Capital Management, LLC | History | No change | 150,697 | 794 | 0.04% | 0.04% | 25 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| DCF Advisers, LLC | History | Reduced | 141,462 | 745 | 0.2% | 0.38% | 26 | -73,538 | -34.2% | Q1 2026 | May 11, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 134,314 | 707 | 0.0% | 0.0% | 27 | -54,920 | -29.02% | Q1 2026 | May 12, 2026 |
| HighTower Advisors, LLC | History | Added to | 131,286 | 691 | 0.0% | 0.0% | 28 | +19,962 | 17.93% | Q1 2026 | May 05, 2026 |
| Prosight Management, LP | History | New | 123,409 | 650 | 0.11% | — | 29 | +123,409 | New | Q1 2026 | May 15, 2026 |
| Kingsview Wealth Management, LLC | History | Added to | 122,200 | 643 | 0.01% | 0.01% | 30 | +3,600 | 3.04% | Q1 2026 | May 12, 2026 |
| BARCLAYS PLC | History | Reduced | 121,978 | 642 | 0.0% | 0.0% | 31 | -108,748 | -47.13% | Q1 2026 | May 14, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | Reduced | 118,149 | 622 | 0.01% | 0.02% | 32 | -2,300 | -1.91% | Q1 2026 | May 15, 2026 |
| NORTHERN TRUST CORP | History | Added to | 117,666 | 620 | 0.0% | 0.0% | 33 | +8,605 | 7.89% | Q1 2026 | May 14, 2026 |
| Hudson Bay Capital Management LP | History | Added to | 95,889 | 505 | 0.0% | 0.0% | 34 | +10,916 | 12.85% | Q1 2026 | May 13, 2026 |
| TD ASSET MANAGEMENT INC | History | Reduced | 94,340 | 497 | 0.0% | 0.0% | 35 | -23,506 | -19.95% | Q1 2026 | May 11, 2026 |
| Weiss Asset Management LP | History | New | 87,985 | 463 | 0.01% | — | 36 | +87,985 | New | Q1 2026 | May 15, 2026 |
| Brevan Howard Capital Management LP | History | New | 86,236 | 454 | 0.0% | — | 37 | +86,236 | New | Q1 2026 | May 15, 2026 |
| GSA CAPITAL PARTNERS LLP | History | New | 76,752 | 404 | 0.03% | — | 38 | +76,752 | New | Q1 2026 | May 08, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 72,875 | 384 | 0.0% | 0.0% | 39 | -79,425 | -52.15% | Q1 2026 | May 14, 2026 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | History | No change | 69,738 | 367 | 0.0% | 0.0% | 40 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| LANDSCAPE CAPITAL MANAGEMENT, L.L.C. | History | Reduced | 67,495 | 355 | 0.02% | 0.04% | 41 | -14,854 | -18.04% | Q1 2026 | May 12, 2026 |
| Clearstead Advisors, LLC | History | New | 60,865 | 320 | 0.0% | — | 42 | +60,865 | New | Q1 2026 | May 06, 2026 |
| Flower City Capital | History | Added to | 55,029 | 290 | 0.15% | 0.14% | 43 | +12,800 | 30.31% | Q1 2026 | Apr 14, 2026 |
| HRT FINANCIAL LP | History | New | 42,456 | 223 | 0.0% | — | 44 | +42,456 | New | Q1 2026 | May 14, 2026 |
| SIMPLEX TRADING, LLC | History | Added to | 42,242 | 222 | 0.0% | 0.0% | 45 | +18,992 | 81.69% | Q1 2026 | May 14, 2026 |
| CITIGROUP INC | History | Added to | 40,417 | 212 | 0.0% | 0.0% | 46 | +2,880 | 7.67% | Q1 2026 | May 11, 2026 |
| TWO SIGMA ADVISERS, LP | History | No change | 31,800 | 209 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| HSBC HOLDINGS PLC | History | New | 37,771 | 197 | 0.0% | — | 48 | +37,771 | New | Q1 2026 | Apr 30, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Added to | 37,344 | 196 | 0.0% | 0.0% | 49 | +15,000 | 67.13% | Q1 2026 | May 15, 2026 |
| CIBC Private Wealth Group LLC | History | No change | 28,500 | 187 | 0.0% | 0.0% | 50 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | New | 34,224 | 180 | 0.0% | — | 51 | +34,224 | New | Q1 2026 | May 15, 2026 |
| OPPENHEIMER & CO INC | History | New | 34,000 | 179 | 0.0% | — | 52 | +34,000 | New | Q1 2026 | Apr 23, 2026 |
| PRELUDE CAPITAL MANAGEMENT, LLC | History | Reduced | 29,219 | 153 | 0.01% | 0.04% | 53 | -50,781 | -63.48% | Q1 2026 | May 15, 2026 |
| Berman McAleer LLC | History | No change | 25,000 | 131 | 0.02% | 0.02% | 54 | 0 | 0.0% | Q1 2026 | Apr 17, 2026 |
| LPL Financial LLC | History | Reduced | 24,345 | 128 | 0.0% | 0.0% | 55 | -4,780 | -16.41% | Q1 2026 | May 06, 2026 |
| FIRST MANHATTAN CO. LLC. | History | No change | 24,245 | 127 | 0.0% | 0.0% | 56 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| CIBC Bancorp USA Inc. | History | New | 23,500 | 123 | 0.0% | — | 57 | +23,500 | New | Q1 2026 | May 12, 2026 |
| ALETHEA CAPITAL MANAGEMENT, LLC | History | No change | 22,935 | 120 | 0.06% | 0.07% | 58 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| OMERS ADMINISTRATION Corp | History | Reduced | 22,400 | 118 | 0.0% | 0.0% | 59 | -25,400 | -53.14% | Q1 2026 | May 15, 2026 |
| ENVESTNET ASSET MANAGEMENT INC | History | New | 21,863 | 115 | 0.0% | — | 60 | +21,863 | New | Q1 2026 | May 04, 2026 |
| GREAT VALLEY ADVISOR GROUP, INC. | History | Added to | 21,120 | 111 | 0.0% | 0.0% | 61 | +2,120 | 11.16% | Q1 2026 | May 11, 2026 |
| FNY Investment Advisers, LLC | History | New | 20,000 | 105 | 0.05% | — | 63 | +20,000 | New | Q1 2026 | Apr 15, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | No change | 20,000 | 105 | 0.0% | 0.0% | 62 | 0 | 0.0% | Q1 2026 | May 08, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | No change | 19,562 | 103 | 0.0% | 0.0% | 64 | 0 | 0.0% | Q1 2026 | May 07, 2026 |
| Future Financial Wealth Managment LLC | History | No change | 18,000 | 103 | 0.07% | 0.06% | 65 | 0 | 0.0% | Q1 2026 | Apr 16, 2026 |
| Palumbo Wealth Management LLC | History | Reduced | 18,670 | 98 | 0.02% | 0.1% | 66 | -44,603 | -70.49% | Q1 2026 | May 12, 2026 |
| GROUP ONE TRADING LLC | History | Added to | 18,029 | 95 | 0.0% | 0.0% | 67 | +9,129 | 102.57% | Q1 2026 | May 13, 2026 |
| NATIONS FINANCIAL GROUP INC, /IA/ /ADV | History | Added to | 17,000 | 89 | 0.0% | 0.01% | 68 | +1,000 | 6.25% | Q1 2026 | Apr 15, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 16,800 | 88 | 0.0% | 0.0% | 69 | +1,800 | 12.0% | Q1 2026 | May 11, 2026 |
| Schonfeld Strategic Advisors LLC | History | New | 15,900 | 83 | 0.0% | — | 70 | +15,900 | New | Q1 2026 | May 15, 2026 |
| Kelsey Financial, LLC | History | Added to | 15,099 | 79 | 0.07% | 0.08% | 72 | +1,000 | 7.09% | Q1 2026 | May 06, 2026 |
| WENDELL DAVID ASSOCIATES INC | History | No change | 15,000 | 79 | 0.01% | 0.01% | 71 | 0 | 0.0% | Q1 2026 | Apr 23, 2026 |
| Y-Intercept (Hong Kong) Ltd | History | New | 14,280 | 75 | 0.0% | — | 73 | +14,280 | New | Q1 2026 | Apr 27, 2026 |
| Catalyst Funds Management Pty Ltd | History | New | 12,800 | 67 | 0.01% | — | 74 | +12,800 | New | Q1 2026 | May 11, 2026 |
| Cetera Investment Advisers | History | New | 12,649 | 66 | 0.0% | — | 75 | +12,649 | New | Q1 2026 | May 13, 2026 |
| Jump Financial, LLC | History | New | 12,250 | 64 | 0.0% | — | 76 | +12,250 | New | Q1 2026 | May 14, 2026 |
| China Universal Asset Management Co., Ltd. | History | Reduced | 11,458 | 60 | 0.0% | 0.01% | 77 | -4,064 | -26.18% | Q1 2026 | Apr 27, 2026 |
| Ausdal Financial Partners, Inc. | History | No change | 11,000 | 57 | 0.0% | 0.0% | 78 | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| Atria Investments, Inc | History | New | 10,758 | 56 | 0.0% | — | 79 | +10,758 | New | Q1 2026 | May 05, 2026 |
| Thayer Partners, LLC / MA | History | No change | 11,000 | 53 | 0.03% | 0.04% | 80 | 0 | 0.0% | Q1 2026 | May 05, 2026 |
| Tidemark, LLC | History | Reduced | 10,000 | 52 | 0.01% | 0.04% | 82 | -10,000 | -50.0% | Q1 2026 | May 07, 2026 |
| LEVIN CAPITAL STRATEGIES, L.P. | History | New | 10,000 | 52 | 0.0% | — | 83 | +10,000 | New | Q1 2026 | May 13, 2026 |
| Moors & Cabot, Inc. | History | No change | 10,000 | 52 | 0.0% | 0.0% | 81 | 0 | 0.0% | Q1 2026 | May 08, 2026 |
| JPMORGAN CHASE & CO | History | Reduced | 6,419 | 31 | 0.0% | 0.0% | 84 | -346 | -5.11% | Q1 2026 | May 13, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 5,058 | 26 | 0.0% | — | 85 | +4,951 | 4627.1% | Q1 2026 | May 15, 2026 |
| Mirae Asset Global Investments Co., Ltd. | History | Added to | 3,368 | 17 | 0.0% | 0.0% | 86 | +230 | 7.33% | Q1 2026 | May 04, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 2,276 | 11 | 0.0% | 0.0% | 87 | +36 | 1.61% | Q1 2026 | May 12, 2026 |
| Quantbot Technologies LP | History | New | 1,632 | 8 | 0.0% | — | 88 | +1,632 | New | Q1 2026 | May 13, 2026 |
| GF FUND MANAGEMENT CO. LTD. | History | Added to | 1,442 | 7 | 0.0% | 0.0% | 89 | +174 | 13.72% | Q1 2026 | Apr 15, 2026 |
| NATIXIS | History | New | 380 | 2 | 0.0% | — | 90 | +380 | New | Q1 2026 | May 14, 2026 |
| ROYAL BANK OF CANADA | History | New | 360 | 1 | 0.0% | — | 92 | +360 | New | Q1 2026 | May 15, 2026 |
| EverSource Wealth Advisors, LLC | History | No change | 345 | 1 | 0.0% | 0.0% | 91 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Empery Asset Management, LP | History | Closed out | 0 | 0 | — | 15.52% | — | -2,674,950 | -100.0% | Q1 2026 | May 08, 2026 |
| Blue Owl Capital Holdings LP | History | Closed out | 0 | 0 | — | 1.35% | — | -665,000 | -100.0% | Q1 2026 | May 14, 2026 |
| Qube Research & Technologies Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -165,875 | -100.0% | Q1 2026 | May 15, 2026 |
| Caption Management, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -150,000 | -100.0% | Q1 2026 | May 15, 2026 |
| Woodline Partners LP | History | Closed out | 0 | 0 | — | 0.0% | — | -150,000 | -100.0% | Q1 2026 | May 15, 2026 |
| Rafferty Asset Management, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -130,742 | -100.0% | Q1 2026 | May 15, 2026 |
| FOX RUN MANAGEMENT, L.L.C. | History | Closed out | 0 | 0 | — | 0.05% | — | -51,773 | -100.0% | Q1 2026 | May 12, 2026 |
| PROFUND ADVISORS LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -47,135 | -100.0% | Q1 2026 | Apr 24, 2026 |
| Corient Private Wealth LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -35,870 | -100.0% | Q1 2026 | May 15, 2026 |
| EntryPoint Capital, LLC | History | Closed out | 0 | 0 | — | 0.08% | — | -31,237 | -100.0% | Q1 2026 | May 14, 2026 |
| Resonant Capital Advisors, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -20,000 | -100.0% | Q1 2026 | Apr 29, 2026 |
| Lighthouse Investment Partners, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -17,760 | -100.0% | Q1 2026 | May 14, 2026 |
| SummitTX Capital, L.P. | History | Closed out | 0 | 0 | — | 0.0% | — | -10,469 | -100.0% | Q1 2026 | May 15, 2026 |
| MERCER GLOBAL ADVISORS INC /ADV | History | Closed out | 0 | 0 | — | 0.0% | — | -10,000 | -100.0% | Q1 2026 | May 15, 2026 |
| Vontobel Holding Ltd. | History | Closed out | 0 | 0 | — | 0.0% | — | -10,000 | -100.0% | Q1 2026 | May 08, 2026 |
| Caitong International Asset Management Co., Ltd | History | Closed out | 0 | 0 | — | 0.02% | — | -9,996 | -100.0% | Q1 2026 | May 11, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Closed out | 0 | 0 | — | 0.0% | — | -7,627 | -100.0% | Q1 2026 | May 15, 2026 |
| OSAIC HOLDINGS, INC. | History | Reduced | 4 | 0 | — | 0.0% | — | -4,296 | -99.91% | Q1 2026 | May 15, 2026 |
| FLAGSHIP HARBOR ADVISORS, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -1,500 | -100.0% | Q1 2026 | Apr 28, 2026 |
| Fortitude Family Office, LLC | History | New | 105 | 0 | — | — | — | +105 | New | Q1 2026 | Apr 15, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | No change | 30 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 15, 2026 |