Immuneering Ownership | Who Owns Immuneering?
Immuneering Ownership Summary
Immuneering is owned by 78.38% institutional investors, 13.82% insiders, and 7.80% retail investors. Fmr is the largest institutional shareholder, holding 22.05% of IMRX shares. Fidelity Growth Compy Commingled Pl S is the top mutual fund, with 6.22% of its assets in Immuneering shares.
IMRX Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Immuneering | 78.38% | 13.82% | 7.80% |
| Sector | Healthcare Stocks | 50.50% | 12.33% | 37.17% |
| Industry | Biotech Stocks | 49.09% | 12.06% | 38.85% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Fmr | 9.70M | 22.05% | $48.43M |
| Blackrock funding, inc. /de | 4.37M | 9.94% | $21.83M |
| Vanguard group | 2.57M | 6.47% | $16.90M |
| Sanofi | 2.71M | 6.15% | $13.52M |
| Vanguard capital management | 2.29M | 5.20% | $11.41M |
| Price t rowe associates inc /md/ | 1.94M | 4.40% | $9.66M |
| Exoduspoint capital management, lp | 1.52M | 4.22% | $10.62M |
| Geode capital management | 1.37M | 3.11% | $6.84M |
| Logos global management lp | 950.00K | 2.64% | $6.65M |
| State street | 1.00M | 2.28% | $5.00M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Southport management | 272.50K | 7.87% | $1.91M |
| Sanofi | 2.71M | 2.53% | $13.52M |
| Alethea capital management | 472.94K | 0.98% | $2.36M |
| Dcf advisers | 790.00K | 0.70% | $3.94M |
| Logos global management lp | 950.00K | 0.60% | $6.65M |
| Pvg asset management | 146.45K | 0.42% | $730.79K |
| Levin capital strategies | 414.00K | 0.14% | $2.07M |
| Brandywine managers | 55.07K | 0.14% | $274.78K |
| Flower city capital | 55.03K | 0.12% | $274.60K |
| Exoduspoint capital management, lp | 1.52M | 0.11% | $10.62M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock funding, inc. /de | 4.37M | 0.00% | 2.87M |
| Exoduspoint capital management, lp | 1.52M | 0.11% | 1.52M |
| Logos global management lp | 950.00K | 0.60% | 950.00K |
| State street | 1.00M | 0.00% | 733.48K |
| Geode capital management | 1.37M | 0.00% | 732.81K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Cormorant asset management, lp | - | - | -3.30M |
| Empery asset management, lp | - | - | -2.67M |
| Marshall wace, llp | 731.90K | 0.00% | -1.26M |
| Blackrock | 533.36K | - | -843.76K |
| Millennium management | 330.40K | 0.00% | -772.31K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Exoduspoint capital management, lp | 1.52M | 0.11% | 1.52M | $10.62M |
| Logos global management lp | 950.00K | 0.60% | 950.00K | $6.65M |
| Nuveen | 438.36K | 0.00% | 438.36K | $2.19M |
| Two sigma advisers, lp | 248.70K | 0.00% | 248.70K | $318.34K |
| D. e. shaw | 203.66K | 0.00% | 203.66K | $1.02M |
Sold Out
| Holder | Change |
|---|---|
| Nelson, van denburg & campbell wealth management group | -4.00 |
| Nisa investment advisors | -10.00 |
| Point72 (difc) | -16.00 |
| Sbi securities | -74.00 |
| Farther finance advisors | -80.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 117 | 15.84% | 34,496,071 | 17.71% | 78 | 1.77% | 73 | 23.73% | 21 | 5.00% |
| Mar 31, 2026 | 51 | -45.16% | 6,458,494 | -79.66% | 14 | 0.23% | 31 | -47.46% | 8 | -33.33% |
| Dec 31, 2025 | 64 | -7.25% | 18,176,982 | -30.34% | 45 | 0.87% | 43 | -24.56% | 9 | 28.57% |
| Sep 30, 2025 | 68 | 74.36% | 26,041,962 | 580.01% | 72 | 62.29% | 56 | 194.74% | 7 | 16.67% |
| Jun 30, 2025 | 39 | 14.71% | 3,829,641 | -14.87% | 10 | 6.72% | 19 | 46.15% | 6 | -33.33% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Fidelity Growth Compy Commingled Pl S | 4.02M | 6.22% | - |
| HBM Healthcare Investments AG Ord | 3.65M | 5.64% | - |
| Fidelity Growth Company Fund | 2.94M | 4.54% | -3.63K |
| State Street® SPDR® S&P® Biotech ETF | 2.18M | 3.37% | 12.07K |
| Vanguard Total Stock Mkt Idx Inv | 1.62M | 2.51% | - |
| Vanguard Morn Total Stk Mkt Idx Investor | 1.62M | 2.51% | - |
| iShares Russell 2000 ETF | 1.34M | 2.06% | -23.71K |
| Fidelity Select Biotechnology | 1.10M | 1.69% | - |
| US Small-Cap Growth II Equity Comp | 906.76K | 1.40% | 215.29K |
| Fidelity Growth Company K6 | 831.69K | 1.29% | 3.63K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Jun 23, 2026 | Zeskind Benjamin J. | PRESIDENT AND CEO | Buy | $10.95K |
| Jun 15, 2026 | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | Buy | $25.05K |
| Jan 16, 2026 | Brakewood Harold Eugene | Chief Business Officer | Buy | $24.99K |
| Jan 15, 2026 | Schall Thomas J. | - | Buy | $101.04K |
| Jan 15, 2026 | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | Buy | $10.50K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | - | - |
| 2026 Q2 | 2 | - |
| 2026 Q1 | 5 | - |
| 2025 Q4 | 4 | - |
| 2025 Q3 | 7 | - |
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