Michael Bookman, Chief Legal Officer and Secretary at Immuneering Corp ($IMRX), made one open market purchase of shares in the last year, totaling nearly $7,000. His most recent buy occurred on October 1, 2025. Among nearly 5,000 insiders tracking open market buys, this ranks 4,474th by amount, compared to an average of $1.5 million across 3.3 transactions. Bookman reported no open market sales.
| 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 | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | A | Stock Option | 176000 | $0.00 | 176,000.0000 | 64,569,967 | 9999.99% | 0.27% |
| Oct. 1, 2025 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | P | Class A Common Stock | 1020 | $6.83 | 4,870.0000 | 35,887,252 | 26.49% | 0.00% |
| Feb. 5, 2025 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | A | Stock Option | 110000 | $0.00 | 110,000.0000 | 0 | 9999.99% | 0.00% |
| May 21, 2024 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | A | Stock Option | 47300 | $0.00 | 47,300.0000 | 0 | 9999.99% | 0.00% |
| May 21, 2024 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | D | Stock Option | 143000 | $0.00 | 93,000.0000 | 0 | 60.59% | 0.00% |
| May 21, 2024 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | A | Stock Option | 101116 | $0.00 | 101,116.0000 | 0 | 9999.99% | 0.00% |
| May 21, 2024 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | D | Stock Option | 93000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 21, 2024 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | A | Stock Option | 93000 | $0.00 | 93,000.0000 | 0 | 9999.99% | 0.00% |
| May 21, 2024 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | A | Stock Option | 143000 | $0.00 | 143,000.0000 | 0 | 9999.99% | 0.00% |
| May 21, 2024 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | D | Stock Option | 101116 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 21, 2024 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | D | Stock Option | 47300 | $0.00 | 93,000.0000 | 0 | 33.71% | 0.00% |
| March 15, 2024 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | A | Class A Common Stock | 1448 | $1.62 | 3,850.0000 | 0 | 60.28% | 0.00% |
| Feb. 8, 2024 | Immuneering Corp | $IMRX | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | A | Stock Option | 93000 | $0.00 | 93,000.0000 | 0 | 9999.99% | 0.00% |