Dean J. Mitchell - Dec 31, 2021 Form 4 Insider Report for ImmunoGen, Inc. (IMGN)

Role
Director
Signature
/s/ Renee Lentini, attorney in fact
Stock symbol
IMGN
Transactions as of
Dec 31, 2021
Transactions value $
$0
Form type
4
Date filed
1/4/2022, 03:01 PM
Previous filing
Oct 1, 2021
Next filing
Feb 24, 2022

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction IMGN Deferred Share Unit Award $0 +1.82K +1.61% $0.00 115K Dec 31, 2021 Common Stock 1.82K $0.00 Direct F1, F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The deferred share units were issued pursuant to the Issuer's Compensation Policy for Non-Employee Directors and are convertible into Common Stock on a one-to-one basis.
F2 The vested deferred share units are to be settled 100% in shares of Common Stock of the Company upon the reporting person's retirement from the Board of Directors.
F3 The deferred share units vest upon issuance.