DAVID LEE JOHNSON - 01 Feb 2022 Form 4 Insider Report for Global Blood Therapeutics, Inc.

Role: Chief Commercial Officer
Signature: /s/ Miguel Carrillo, Attorney-in-Fact
Issuer symbol: N/A
Transactions as of: 01 Feb 2022
Net transactions value: -$75,055
Form type: 4
Filing time: 03 Feb 2022, 16:44:36 UTC
Previous filing: 05 Oct 2021
Next filing: 03 Mar 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GBT	Common Stock	Options Exercise		+6,770	+17%		45,842	01 Feb 2022	Direct	F1
transaction	GBT	Common Stock	Tax liability	$75,055	-2,559	-5.6%	$29.33	43,283	01 Feb 2022	Direct	F2

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	GBT	Restricted Stock Units	Options Exercise	$0	-3,125	-33%	$0.000000	6,250	01 Feb 2022	Common Stock	3,125		Direct	F1, F3
transaction	GBT	Restricted Stock Units	Options Exercise	$0	-3,645	-20%	$0.000000	14,580	01 Feb 2022	Common Stock	3,645		Direct	F1, F4

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

Explanation of Responses:

Id	Content
F1	Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
F2	Represents number of shares of Issuer's Common Stock withheld to satisfy the Reporting Person's tax obligations in connection with the vesting of 6,770 shares of Common Stock underlying the Reporting Person's RSUs.
F3	The shares of Common Stock underlying the RSUs vest in 8 equal semi-annual installments over 4 years from February 1, 2019, so long as the Reporting Person continues as an employee or other service provider of the Issuer through each vesting date. The RSUs are subject to accelerated vesting upon termination without cause or resignation for good reason after a change of control of the Issuer.
F4	The shares of Common Stock underlying the RSUs vest in 8 equal semi-annual installments over 4 years from February 1, 2020, so long as the Reporting Person continues as an employee or other service provider of the Issuer through each vesting date. The RSUs are subject to accelerated vesting upon termination without cause or resignation for good reason after a change of control of the Issuer.