W. Umstead John - Mar 15, 2023 Form 4 Insider Report for G1 Therapeutics, Inc. (GTHX)

Role: Chief Financial Officer
Signature: /s/ James Stillman Hanson, attorney-in-fact
Stock symbol: GTHX
Transactions as of: Mar 15, 2023
Transactions value $: $0
Form type: 4
Date filed: 3/17/2023, 04:20 PM
Next filing: May 12, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GTHX	Common Stock	Award	$0	+50K	+562.68%	$0.00	58.9K	Mar 15, 2023	Direct	F1, F2, F3

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	GTHX	Stock Options (Right to Buy)	Award	$0	+100K		$0.00	100K	Mar 15, 2023	Common Stock	100K	$3.27	Direct	F4

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

Explanation of Responses:

Id	Content
F1	Represents a restricted stock unit ("RSU") award that vests 25% on March 15, 2024 and 25% annually thereafter, subject to the Reporting Person's continued service through each applicable vesting date.
F2	Each RSU represents a contingent right to receive one share of Issuer common stock.
F3	Represents (i) 2,036 shares of common stock; (ii) 850 RSUs from award granted on January 4, 2021; (iii) 3,000 RSUs from award granted on January 3, 2022; (iv) 3,000 RSUs from award granted on January 3, 2023; and (v) 50,000 RSUs from award granted on March 15, 2023.
F4	The shares underlying this option vest as to 25% of the shares on March 15, 2024, with the remainder vesting in 36 equal monthly installments thereafter, subject to the Reporting Person's continued service through each applicable vesting date.