Olivia Kyusuk Bloom - 08 Feb 2023 Form 4 Insider Report for GERON CORP (GERN)

Role: EVP, Chief Financial Officer
Signature: /s/ Olivia K. Bloom
Issuer symbol: GERN
Transactions as of: 08 Feb 2023
Net transactions value: -$628,000
Form type: 4
Filing time: 10 Feb 2023, 20:48:31 UTC
Previous filing: 19 May 2022
Next filing: 24 Feb 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GERN	Common Stock	Options Exercise	$604,000	+400,000	+536%	$1.51	474,588	08 Feb 2023	Direct	F2
transaction	GERN	Common Stock	Sale	$1,232,000	-400,000	-84%	$3.08	74,588	08 Feb 2023	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	GERN	Employee Stock Option (right to buy)	Options Exercise	$0	-400,000	-100%	$0.000000^*	0	08 Feb 2023	Common Stock	400,000	$1.51	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Option was fully vested.
F2	This transaction reflects an exercise and sale of options due to expire on February 12, 2023 and was conducted pursuant to an approved 10b5-1 trading plan adopted by the reporting person on January 9, 2023.