Theresa Wingrove - Dec 29, 2023 Form 4 Insider Report for ImmunoGen, Inc. (IMGN)

Role
SVP OF REGULATORY AFFAIRS
Signature
/s/ Renee Lentini, Attorney-in-Fact
Stock symbol
IMGN
Transactions as of
Dec 29, 2023
Transactions value $
$9,846
Form type
4
Date filed
1/3/2024, 05:46 PM
Previous filing
Dec 19, 2023
Next filing
Jan 18, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction IMGN Common Stock Award $9.85K +615 +21.88% $16.01 3.43K Dec 29, 2023 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 These shares were purchased due to participation by the reporting individual in the ImmunoGen Employee Stock Purchase Plan (the ESPP). It pertains to the ESPP purchase period from July 1, 2023 through December 31, 2023.
F2 In accordance with the ESPP, these shares were purchased based on 85% of the closing price of the issuer's common stock on July 3, 2023.