Adam Crystal - Dec 22, 2021 Form 4 Insider Report for C4 Therapeutics, Inc. (CCCC)

Role
Chief Medical Officer
Signature
/s/ Jolie M. Siegel, Attorney-in-Fact
Stock symbol
CCCC
Transactions as of
Dec 22, 2021
Transactions value $
$32,450
Form type
4
Date filed
12/23/2021, 03:10 PM
Previous filing
Oct 12, 2021
Next filing
Jan 5, 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CCCC Common Stock Options Exercise $32.5K +5K +50% $6.49 15K Dec 22, 2021 Direct

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 CCCC Stock Option (Right to Buy) Options Exercise $0 -5K -3.78% $0.00 127K Dec 22, 2021 Common Stock 5K $6.49 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 25% of this option vested and became exercisable on February 14, 2020, with the remainder vesting in 16 equal quarterly installments thereafter.