Immuneering Corp (IMRX) Insider Trading
Directors, officers and holders of more than 10% of IMRX report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 62 transactions on file: 25 with code P, 0 with code S and 25 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jul 16, 2026 | Gengos Andrew | Chief Financial Officer | A Award | 650,000 | Not measured | Not measured |
| Jun 23, 2026 | Zeskind Benjamin J. | PRESIDENT AND CEO | P Purchase | 2,400 | $4.56 | $10,948 |
| Jun 15, 2026 | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | P Purchase | 6,035 | $4.15 | $25,045 |
| Jun 11, 2026 | KEATING LAURIE | Director | A Award | 33,350 | Not measured | Not measured |
| Jun 11, 2026 | CARPENTER ROBERT J | Director | A Award | 33,350 | Not measured | Not measured |
| Jun 11, 2026 | Feinberg Peter | Director | A Award | 33,350 | Not measured | Not measured |
| Jun 11, 2026 | Schall Thomas J. | Director | A Award | 33,350 | Not measured | Not measured |
| Jun 11, 2026 | HAUSMAN DIANA | Director | A Award | 33,350 | Not measured | Not measured |
| Mar 13, 2026 | Neufeld Leah R | CHIEF PEOPLE OFFICER | A Award | 3,628 | $4.29 | $15,573 |
| Feb 3, 2026 | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | A Award | 176,000 | Not measured | Not measured |
| Feb 3, 2026 | Zeskind Benjamin J. | PRESIDENT AND CEO | A Award | 688,000 | Not measured | Not measured |
| Feb 3, 2026 | Neufeld Leah R | CHIEF PEOPLE OFFICER | A Award | 140,000 | Not measured | Not measured |
| Feb 3, 2026 | Morales Mallory | SVP Finance, CAO | A Award | 140,000 | Not measured | Not measured |
| Feb 3, 2026 | Matushansky Igor | Chief Medical Officer | A Award | 140,000 | Not measured | Not measured |
| Feb 3, 2026 | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | A Award | 344,000 | Not measured | Not measured |
| Feb 3, 2026 | Brakewood Harold Eugene | Chief Business Officer | A Award | 140,000 | Not measured | Not measured |
| Jan 16, 2026 | Brakewood Harold Eugene | Chief Business Officer | P Purchase | 5,250 | $4.76 | $24,990 |
| Jan 15, 2026 | Schall Thomas J. | Director | P Purchase | 21,645 | $4.67 | $101,041 |
| Jan 15, 2026 | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | P Purchase | 2,298 | $4.57 | $10,502 |
| Jan 13, 2026 | Neufeld Leah R | CHIEF PEOPLE OFFICER | P Purchase | 2,626 | $4.15 | $10,906 |
| Jan 12, 2026 | Feinberg Peter | Director | P Purchase | 20,000 | $4.35 | $86,904 |
| Jan 1, 2026 | Feinberg Peter | Director | A Award | 7,888 | Not measured | Not measured |
| Jan 1, 2026 | KEATING LAURIE | Director | A Award | 7,888 | Not measured | Not measured |
| Oct 3, 2025 | Feinberg Peter | Director | P Purchase | 7,500 | $6.67 | $50,025 |
| Oct 1, 2025 | Neufeld Leah R | CHIEF PEOPLE OFFICER | P Purchase | 800 | $6.38 | $5,103 |
| Oct 1, 2025 | Morales Mallory | SVP Finance, CAO | P Purchase | 300 | $6.39 | $1,917 |
| Oct 1, 2025 | Bookman Michael | CHIEF LEGAL OFFICER, SECRETARY | P Purchase | 1,020 | $6.83 | $6,966 |
| Sep 30, 2025 | Feinberg Peter | Director | P Purchase | 7,500 | $7.03 | $52,730 |
| Sep 29, 2025 | Feinberg Peter | Director | P Purchase | 5,000 | $7.18 | $35,900 |
| Sep 15, 2025 | Morales Mallory | SVP Finance, CAO | A Award | 14,497 | $1.43 | $20,702 |
| Sep 15, 2025 | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | A Award | 14,880 | $1.43 | $21,249 |
| Sep 15, 2025 | Neufeld Leah R | CHIEF PEOPLE OFFICER | A Award | 11,815 | $1.43 | $16,872 |
| Jul 2, 2025 | Zeskind Benjamin J. | PRESIDENT AND CEO | P Purchase | 7,015 | $3.53 | $24,792 |
| Jul 2, 2025 | Neufeld Leah R | CHIEF PEOPLE OFFICER | P Purchase | 700 | $3.57 | $2,499 |
| Jul 2, 2025 | HAUSMAN DIANA | Director | P Purchase | 3,000 | $3.62 | $10,874 |
| Jul 2, 2025 | HAUSMAN DIANA | Director | P Purchase | 2,500 | $3.60 | $8,989 |
| Jul 1, 2025 | Zeskind Benjamin J. | PRESIDENT AND CEO | P Purchase | 2,985 | $3.38 | $10,087 |
| Jun 27, 2025 | Schall Thomas J. | Director | P Purchase | 9,500 | $3.66 | $34,788 |
| Jun 23, 2025 | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | P Purchase | 6,007 | $2.43 | $14,596 |
| Jun 20, 2025 | Hall Brett Matthew | CHIEF SCIENTIFIC OFFICER | P Purchase | 7,415 | $2.70 | $20,020 |
| Jun 20, 2025 | Brakewood Harold Eugene | Chief Business Officer | P Purchase | 1,900 | $2.53 | $4,804 |
| Jun 18, 2025 | Feinberg Peter | Director | P Purchase | 25,000 | $2.53 | $63,188 |
| Jun 18, 2025 | Zeskind Benjamin J. | PRESIDENT AND CEO | P Purchase | 21,000 | $2.39 | $50,144 |
| Jun 17, 2025 | Schall Thomas J. | Director | P Purchase | 40,485 | $2.21 | $89,278 |
| Jun 13, 2025 | HAUSMAN DIANA | Director | A Award | 33,350 | Not measured | Not measured |
| Jun 13, 2025 | Schall Thomas J. | Director | A Award | 33,350 | Not measured | Not measured |
| Jun 13, 2025 | KEATING LAURIE | Director | A Award | 33,350 | Not measured | Not measured |
| Jun 13, 2025 | BERMAN ANN E | Director | A Award | 33,350 | Not measured | Not measured |
| Jun 13, 2025 | Feinberg Peter | Director | A Award | 33,350 | Not measured | Not measured |
| Jun 13, 2025 | CARPENTER ROBERT J | Director | A Award | 33,350 | Not measured | Not measured |
The full Form 4 history is on the IMRX company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.