Kenneth Carl Anderson - 03 Oct 2022 Form 4 Insider Report for C4 Therapeutics, Inc. (CCCC)

Role: Director
Signature: /s/ Jolie M. Siegel, Attorney-in-Fact
Issuer symbol: CCCC
Transactions as of: 03 Oct 2022
Transactions value $: $12,773
Form type: 4
Filing time: 04 Oct 2022, 18:05:26 UTC
Previous filing: 18 Jul 2022
Next filing: 04 Jan 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CCCC	Common Stock	Options Exercise	$563	+267	+0.29%	$2.11	91.3K	03 Oct 2022	Direct
transaction	CCCC	Common Stock	Options Exercise	$2.22K	+445	+0.49%	$4.98	91.7K	03 Oct 2022	Direct
transaction	CCCC	Common Stock	Award	$9.99K	+1.15K	+1.25%	$8.69	92.8K	03 Oct 2022	Direct	F1, F2
holding	CCCC	Common Stock						47.3K	03 Oct 2022	By Spouse
holding	CCCC	Common Stock						61.3K	03 Oct 2022	By Kenneth C. Anderson 2016 Grantor Retained Annuity Trust	F3
holding	CCCC	Common Stock						61.3K	03 Oct 2022	By Cynthia E. Anderson 2016 Grantor Retained Annuity Trust	F4
holding	CCCC	Common Stock						16.9K	03 Oct 2022	By Kenneth C. Anderson 2015 Irrevocable Trust	F5
holding	CCCC	Common Stock						16.9K	03 Oct 2022	By Cynthia E. Anderson 2015 Irrevocable Trust	F6

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	-267	-16.67%	$0.00	1.34K	03 Oct 2022	Common Stock	267	$2.11	Direct	F7
transaction	CCCC	Stock Option (Right to Buy)	Options Exercise	$0	-445	-25.01%	$0.00	1.33K	03 Oct 2022	Common Stock	445	$4.98	Direct	F8

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	These shares were issued in accordance with the Issuer's Non-Employee Director Compensation Policy, pursuant to which the Reporting Person elected to receive shares of the Issuer's common stock in lieu of cash compensation for services as a non-employee director of the Issuer.
F2	The price reported in Column 4 is based upon the closing market price of the Issuer's common stock on October 3, 2022.
F3	Shares held by the Kenneth C. Anderson 2016 Grantor Retained Annuity Trust. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
F4	Shares held by the Cynthia E. Anderson 2016 Grantor Retained Annuity Trust. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
F5	Shares held by the Kenneth C. Anderson 2015 Irrevocable Trust. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
F6	Shares held by the Cynthia E. Anderson 2015 Irrevocable Trust. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
F7	12.5% of the shares underlying this option vested and became exercisable on December 31, 2016, with the remainder vesting in 28 equal quarterly installments thereafter.
F8	The shares underlying this option vest and become exercisable in 12 equal quarterly installments, with the first installment vested on October 1, 2020.