Peter Feinberg - Oct 3, 2025 Form 4 Insider Report for Immuneering Corp (IMRX)

Role
Director
Signature
/s/ Michael D. Bookman, Attorney-in-Fact for Peter Feinberg
Stock symbol
IMRX
Transactions as of
Oct 3, 2025
Transactions value $
$50,025
Form type
4
Date filed
10/7/2025, 08:56 AM
Previous filing
Oct 1, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Feinberg Peter Director 245 MAIN STREET, SECOND FLOOR, CAMBRIDGE /s/ Michael D. Bookman, Attorney-in-Fact for Peter Feinberg 2025-10-07 0001870076

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction IMRX Class A Common Stock Purchase $50K +7.5K +5.02% $6.67 157K Oct 3, 2025 Direct
holding IMRX Class A Common Stock 392K Oct 3, 2025 General Partner of PF Associates L.P.
holding IMRX Class A Common Stock 477K Oct 3, 2025 General Partner of PEF LLC.
holding IMRX Class A Common Stock 115K Oct 3, 2025 General Partner of S4K Investments LLC.
* An asterisk sign (*) next to the price indicates that the price is likely invalid.