Brett Matthew Hall, Chief Scientific Officer of Immuneering Corp ($IMRX), made three open market purchases of company shares totaling $45,118 in the past year, with the most recent on January 15, 2026. These buys rank 3,147th among nearly 5,000 insiders, below the average purchase amount of 1.5 million dollars and 3.3 transactions. Hall reported no open market sales in the last 365 days.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 3, 2026 | Immuneering Corp | $IMRX | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | A | Stock Option | 344000 | $0.00 | 344,000.0000 | 64,569,967 | 9999.99% | 0.53% |
| Jan. 15, 2026 | Immuneering Corp | $IMRX | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | P | Class A Common Stock | 2298 | $4.57 | 376,496.0000 | 64,569,967 | 0.61% | 0.00% |
| Sept. 15, 2025 | Immuneering Corp | $IMRX | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | A | Class A Common Stock | 14880 | $1.43 | 374,198.0000 | 35,887,252 | 4.14% | 0.04% |
| June 20, 2025 | Immuneering Corp | $IMRX | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | P | Class A Common Stock | 7415 | $2.70 | 353,311.0000 | 35,887,252 | 2.14% | 0.02% |
| June 23, 2025 | Immuneering Corp | $IMRX | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | P | Class A Common Stock | 6007 | $2.43 | 359,318.0000 | 35,887,252 | 1.70% | 0.02% |
| Feb. 5, 2025 | Immuneering Corp | $IMRX | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | A | Stock Option | 240000 | $0.00 | 240,000.0000 | 0 | 9999.99% | 0.00% |
| March 20, 2024 | Immuneering Corp | $IMRX | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | P | Class A Common Stock | 7000 | $2.86 | 345,896.0000 | 0 | 2.07% | 0.00% |
| March 15, 2024 | Immuneering Corp | $IMRX | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | A | Class A Common Stock | 6211 | $1.62 | 338,896.0000 | 0 | 1.87% | 0.00% |
| Feb. 8, 2024 | Immuneering Corp | $IMRX | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | A | Stock Option | 130900 | $0.00 | 130,900.0000 | 0 | 9999.99% | 0.00% |