Immuneering Corp (IMRX)

Latest Insider Confidence Score

2026Q1

53.5
Bullish

Company insider confidence (by quarter)

2021Q3 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Chen Bihua 10% Owner 2,895,273 Apr 3, 2024
Cormorant Asset Management, LP 10% Owner 2,895,273 Apr 3, 2024
Cormorant Global Healthcare Master Fund, LP 10% Owner 2,895,273 Apr 3, 2024
Cormorant Private Healthcare Fund III LP 10% Owner 2,895,273 Apr 3, 2024
Feinberg Peter Director 984,298 Oct 7, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 3, 2026 Feb 5, 2026 Bookman Michael CHIEF LEGAL OFFICER, SECRETARY Neutral 52.5 - 0.00% ✗ -
Feb 3, 2026 Feb 5, 2026 Brakewood Harold Eugene Chief Business Officer Neutral 52.5 - 0.00% ✗ -
Feb 3, 2026 Feb 5, 2026 Hall Brett Matthew CHIEF SCIENTIFIC OFFICER Neutral 52.5 - 0.00% ✗ -
Feb 3, 2026 Feb 5, 2026 Matushansky Igor Chief Medical Officer Neutral 52.5 - 0.00% ✗ -
Feb 3, 2026 Feb 5, 2026 Morales Mallory SVP Finance, CAO Neutral 52.5 - 0.00% ✗ -
Feb 3, 2026 Feb 5, 2026 Neufeld Leah R CHIEF PEOPLE OFFICER Neutral 52.5 - 0.00% ✗ -
Feb 3, 2026 Feb 5, 2026 Zeskind Benjamin J. CEO Neutral 52.5 - 0.00% ✗ -
Jan 16, 2026 Jan 21, 2026 Brakewood Harold Eugene Chief Business Officer Buy 91.3 +5,250 90.52% ✗ $25K
Jan 15, 2026 Jan 20, 2026 Schall Thomas J. Director Buy 95.0 +21,645 40.93% ✗ $101K
Jan 15, 2026 Jan 16, 2026 Hall Brett Matthew CHIEF SCIENTIFIC OFFICER Buy 68.8 +2,298 0.61% ✗ $10.5K
Jan 13, 2026 Jan 15, 2026 Neufeld Leah R CHIEF PEOPLE OFFICER Buy 91.3 +2,626 11.25% ✗ $10.9K
Jan 12, 2026 Jan 14, 2026 Feinberg Peter Director Buy 82.5 +20,000 1.75% ✗ $86.9K
Jan 1, 2026 Jan 2, 2026 KEATING LAURIE Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2026 Jan 2, 2026 Feinberg Peter Director Neutral 52.5 - 0.00% ✗ -
Oct 3, 2025 Oct 7, 2025 Feinberg Peter Director Buy 72.5 +7,500 0.66% ✗ $50K
Oct 1, 2025 Oct 2, 2025 Morales Mallory Chief Accounting Officer Buy 77.5 +300 1.10% ✗ $1.9K
Oct 1, 2025 Oct 2, 2025 Neufeld Leah R CHIEF PEOPLE OFFICER Buy 82.5 +800 3.55% ✗ $5.1K
Oct 1, 2025 Oct 2, 2025 Bookman Michael CHIEF LEGAL OFFICER, SECRETARY Buy 90.0 +1,020 26.49% ✗ $7K
Sep 30, 2025 Oct 1, 2025 Feinberg Peter Director Buy 72.5 +7,500 0.67% ✗ $52.7K
Sep 29, 2025 Sep 30, 2025 Feinberg Peter Director Buy 61.3 +5,000 0.45% ✗ $35.9K
Sep 15, 2025 Sep 17, 2025 Neufeld Leah R CHIEF PEOPLE OFFICER Neutral 90.0 +11,815 110.12% ✗ -
Sep 15, 2025 Sep 17, 2025 Morales Mallory Chief Accounting Officer Neutral 90.0 +14,497 113.83% ✗ -
Sep 15, 2025 Sep 17, 2025 Hall Brett Matthew CHIEF SCIENTIFIC OFFICER Neutral 82.5 +14,880 4.14% ✗ -
Jul 2, 2025 Jul 7, 2025 HAUSMAN DIANA Director Buy 91.3 +5,500 100.00% ✗ $19.9K
Jul 2, 2025 Jul 7, 2025 Neufeld Leah R CHIEF PEOPLE OFFICER Buy 85.0 +700 6.98% ✗ $2.5K
Jul 1, 2025 Jul 3, 2025 Zeskind Benjamin J. CEO Buy 61.3 +10,000 0.31% ✗ $34.9K
Jun 27, 2025 Jun 30, 2025 Schall Thomas J. Director Buy 91.3 +9,500 21.90% ✗ $34.8K
Jun 20, 2025 Jun 24, 2025 Hall Brett Matthew CHIEF SCIENTIFIC OFFICER Buy 83.8 +13,422 3.88% ✗ $34.6K
Jun 20, 2025 Jun 24, 2025 Brakewood Harold Eugene Chief Business Officer Buy 90.0 +1,900 48.72% ✗ $4.8K
Jun 18, 2025 Jun 23, 2025 Feinberg Peter Director Buy 82.5 +25,000 2.28% ✗ $63.2K
Jun 18, 2025 Jun 20, 2025 Zeskind Benjamin J. CEO Buy 72.5 +21,000 0.66% ✗ $50.1K
Jun 17, 2025 Jun 18, 2025 Schall Thomas J. Director Buy 95.0 +40,485 1396.03% ✗ $89.3K
Jun 13, 2025 Jun 16, 2025 HAUSMAN DIANA Director Neutral 52.5 - 0.00% ✗ -
Jun 13, 2025 Jun 16, 2025 Schall Thomas J. Director Neutral 52.5 - 0.00% ✗ -
Jun 13, 2025 Jun 16, 2025 KEATING LAURIE Director Neutral 52.5 - 0.00% ✗ -
Jun 13, 2025 Jun 16, 2025 Feinberg Peter Director Neutral 52.5 - 0.00% ✗ -
Jun 13, 2025 Jun 16, 2025 CARPENTER ROBERT J Director Neutral 52.5 - 0.00% ✗ -
Jun 13, 2025 Jun 16, 2025 BERMAN ANN E Director Neutral 52.5 - 0.00% ✗ -
Mar 21, 2025 Mar 24, 2025 Matushansky Igor Chief Medical Officer Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Matushansky Igor Chief Medical Officer Neutral 52.5 - 0.00% ✗ -
Feb 5, 2025 Feb 7, 2025 Morales Mallory Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Feb 5, 2025 Feb 7, 2025 Neufeld Leah R CHIEF PEOPLE OFFICER Neutral 52.5 - 0.00% ✗ -
Feb 5, 2025 Feb 7, 2025 Brakewood Harold Eugene Chief Business Officer Neutral 52.5 - 0.00% ✗ -
Feb 5, 2025 Feb 7, 2025 Hall Brett Matthew CHIEF SCIENTIFIC OFFICER Neutral 52.5 - 0.00% ✗ -
Feb 5, 2025 Feb 7, 2025 Zeskind Benjamin J. CEO Neutral 52.5 - 0.00% ✗ -
Feb 5, 2025 Feb 7, 2025 Bookman Michael CHIEF LEGAL OFFICER, SECRETARY Neutral 52.5 - 0.00% ✗ -
Jan 1, 2025 Jan 2, 2025 BERMAN ANN E Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2025 Jan 2, 2025 Feinberg Peter Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2025 Jan 2, 2025 KEATING LAURIE Director Neutral 52.5 - 0.00% ✗ -
Sep 15, 2024 Sep 17, 2024 Morales Mallory Chief Accounting Officer Neutral 90.0 +4,458 53.85% ✗ -
Jun 12, 2024 Jun 13, 2024 Schall Thomas J. Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2024 Jun 13, 2024 KEATING LAURIE Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2024 Jun 13, 2024 CARPENTER ROBERT J Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2024 Jun 13, 2024 Feinberg Peter Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2024 Jun 13, 2024 BERMAN ANN E Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2024 Jun 13, 2024 HAUSMAN DIANA Director Neutral 52.5 - 0.00% ✗ -
May 21, 2024 May 23, 2024 Bookman Michael CHIEF LEGAL OFFICER, SECRETARY Neutral 52.5 - 0.00% ✗ -
May 21, 2024 May 23, 2024 Morales Mallory Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
May 21, 2024 May 23, 2024 Brakewood Harold Eugene Chief Business Officer Neutral 52.5 - 0.00% ✗ -
May 21, 2024 May 23, 2024 Neufeld Leah R CHIEF PEOPLE OFFICER Neutral 52.5 - 0.00% ✗ -
Apr 1, 2024 Apr 3, 2024 Cormorant Asset Management, LP 10% Owner Sell 17.5 -400,000 -12.14% ✗ $1.2M
Mar 22, 2024 Mar 25, 2024 Schall Thomas J. Director Buy 90.0 +2,900 100.00% ✗ $7.4K
Mar 22, 2024 Mar 25, 2024 Feinberg Peter Director Buy 82.5 +25,000 2.33% ✗ $63.7K
Mar 22, 2024 Mar 25, 2024 Brakewood Harold Eugene Chief Business Officer Buy 91.3 +3,900 100.00% ✗ $10K
Mar 15, 2024 Mar 25, 2024 Morales Mallory Chief Accounting Officer Buy 90.0 +5,844 240.10% ✗ $4K
Mar 15, 2024 Mar 21, 2024 Neufeld Leah R CHIEF PEOPLE OFFICER Buy 91.3 +10,029 100.00% ✗ $11K
Mar 15, 2024 Mar 21, 2024 Hall Brett Matthew CHIEF SCIENTIFIC OFFICER Buy 83.8 +13,211 3.97% ✗ $20K
Mar 15, 2024 Mar 19, 2024 Bookman Michael CHIEF LEGAL OFFICER, SECRETARY Neutral 90.0 +1,448 60.28% ✗ -
Mar 18, 2024 Mar 19, 2024 BERMAN ANN E Director Buy 95.0 +57,965 610.16% ✗ $123.4K
Mar 18, 2024 Mar 19, 2024 Feinberg Peter Director Buy 90.0 +75,000 7.53% ✗ $183.1K
Mar 19, 2024 Mar 19, 2024 Zeskind Benjamin J. CEO Buy 72.5 +20,000 0.63% ✗ $55.3K
Mar 14, 2024 Mar 18, 2024 Cormorant Asset Management, LP 10% Owner Sell 17.5 -909,091 -21.62% ✗ $2.7M
Mar 11, 2024 Mar 12, 2024 Schall Thomas J. Director Neutral 52.5 - 0.00% ✗ -
Mar 12, 2024 Schall Thomas J. Director Neutral 52.5 - 0.00% ✗ -
Feb 8, 2024 Feb 9, 2024 Morales Mallory Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Feb 8, 2024 Feb 9, 2024 Neufeld Leah R CHIEF PEOPLE OFFICER Neutral 52.5 - 0.00% ✗ -
Feb 8, 2024 Feb 9, 2024 Brakewood Harold Eugene Chief Business Officer Neutral 52.5 - 0.00% ✗ -
Feb 8, 2024 Feb 9, 2024 Bookman Michael CHIEF LEGAL OFFICER, SECRETARY Neutral 52.5 - 0.00% ✗ -
Feb 8, 2024 Feb 9, 2024 Hall Brett Matthew CHIEF SCIENTIFIC OFFICER Neutral 52.5 - 0.00% ✗ -
Feb 8, 2024 Feb 9, 2024 Zeskind Benjamin J. CEO Neutral 52.5 - 0.00% ✗ -
Jan 1, 2024 Jan 2, 2024 KEATING LAURIE Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2024 Jan 2, 2024 Feinberg Peter Director Neutral 52.5 - 0.00% ✗ -
Jun 14, 2023 Jun 15, 2023 KEATING LAURIE Director Neutral 52.5 - 0.00% ✗ -
Jun 14, 2023 Jun 15, 2023 HAUSMAN DIANA Director Neutral 52.5 - 0.00% ✗ -
Jun 14, 2023 Jun 15, 2023 Feinberg Peter Director Neutral 52.5 - 0.00% ✗ -
Jun 14, 2023 Jun 15, 2023 CARPENTER ROBERT J Director Neutral 52.5 - 0.00% ✗ -
Jun 14, 2023 Jun 15, 2023 BERMAN ANN E Director Neutral 52.5 - 0.00% ✗ -
Jun 13, 2023 Jun 14, 2023 Morales Mallory President Neutral 52.5 - 0.00% ✗ -
Apr 24, 2023 Cormorant Asset Management, LP 10% Owner Neutral 52.5 - 0.00% ✗ -
Mar 31, 2023 Apr 3, 2023 Brakewood Harold Eugene Chief Business Officer Neutral 52.5 - 0.00% ✗ -
Apr 3, 2023 Brakewood Harold Eugene Chief Business Officer Neutral 52.5 - 0.00% ✗ -
Feb 15, 2023 Feb 17, 2023 Morales Mallory President Neutral 52.5 - 0.00% ✗ -
Feb 15, 2023 Feb 17, 2023 Hall Brett Matthew CHIEF SCIENTIFIC OFFICER Neutral 52.5 - 0.00% ✗ -
Feb 15, 2023 Feb 17, 2023 Neufeld Leah R CHIEF PEOPLE OFFICER Neutral 52.5 - 0.00% ✗ -
Feb 15, 2023 Feb 17, 2023 Zeskind Benjamin J. CEO Neutral 52.5 - 0.00% ✗ -
Feb 15, 2023 Feb 17, 2023 Barrett Scott CHIEF MEDICAL OFFICER Neutral 52.5 - 0.00% ✗ -
Feb 15, 2023 Feb 17, 2023 Bookman Michael GENERAL COUNSEL AND SECRETARY Neutral 52.5 - 0.00% ✗ -
Dec 22, 2022 Dec 27, 2022 Zeskind Benjamin J. CEO Neutral 52.5 - 0.00% ✗ -
Oct 31, 2022 Nov 2, 2022 Neufeld Leah R CHIEF PEOPLE OFFICER Neutral 52.5 - 0.00% ✗ -
Oct 20, 2022 Neufeld Leah R Chief People Officer Neutral 52.5 - 0.00% ✗ -