Institutional Ownership
Immuneering Corp
CUSIP 45254E107CLASS A COMIMRXQ1 2026
13D / 13G Filings
31
Schedule 13D/13G on record
Beneficial Filers
10
Distinct reporting persons
Largest Stake
14.5%
Max % of class reported
Institutional Holders
94
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
31 filings · latest Jan 22, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Jan 22, 2026 | Benjamin J. Zeskind | 13G/A | 6.6% | 4.36M | SEC |
| 2 | Jan 15, 2026 | Empery Asset Management, LP | 13G/A | 5.0% | 3.25M | SEC |
| 3 | Oct 21, 2025 | Empery Asset Management, LP | 13G | 8.8% | 5.19M | SEC |
| 4 | Oct 7, 2025 | Fmr LLC | 13G | 14.5% | 8.79M | SEC |
| 5 | Oct 3, 2025 | Hbm Healthcare Investments (Cayman) Ltd. | 13G | 5.7% | 3.65M | SEC |
| 6 | Jan 17, 2025 | Benjamin J. Zeskind | 13G/A | 12.8% | 3.98M | SEC |
| 7 | Nov 14, 2024 | Cormorant Asset Management, LP | 13G/A | — | — | SEC |
| 8 | Nov 14, 2024 | Citadel Advisors LLC | 13G/A | — | — | SEC |
| 9 | Apr 15, 2024 | Cormorant Asset Management, LP | 13G/A | 1.9% | 561.1K | SEC |
| 10 | Apr 10, 2024 | Price T Rowe Associates Inc /Md/ | 13G/A | 3.1% | 910.3K | SEC |
21 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Immuneering Corp.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Fmr LLC | 9.70M | $51.11M |
| 2 | Sanofi | 2.71M | $14.27M |
| 3 | Vanguard Capital Management LLC | 2.29M | $12.06M |
| 4 | Marshall Wace, LLP | 2.00M | $10.52M |
| 5 | Blackrock, Inc. | 1.51M | $7.94M |
| 6 | Millennium Management LLC | 1.10M | $5.81M |
| 7 | Geode Capital Management, LLC | 637.9K | $3.36M |
| 8 | Occam Crest Management LP | 545.1K | $2.87M |
| 9 | Citadel Advisors LLC | 447.3K | $2.36M |
| 10 | Connor, Clark & Lunn Investment Management Ltd. | 400.4K | $2.11M |