Prathyusha Duraibabu - Mar 25, 2023 Form 4 Insider Report for SANGAMO THERAPEUTICS, INC (SGMO)

Role: SVP, Chief Financial Officer
Signature: Prathyusha Duraibabu, by /s/ Ron A. Metzger, Attorney-in-Fact
Stock symbol: SGMO
Transactions as of: Mar 25, 2023
Transactions value $: -$573
Form type: 4
Date filed: 3/28/2023, 05:04 PM
Previous filing: Mar 6, 2023
Next filing: May 30, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SGMO	Common Stock	Tax liability	-$573	-345	-0.26%	$1.66	133K	Mar 25, 2023	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Represents shares of common stock underlying the portion of a restricted stock unit ("RSU") grant that vested on March 25, 2023, which were surrendered by the Reporting Person solely for mandatory tax withholding purposes using the Issuer's closing stock price on March 24, 2023 of $1.66/share, pursuant to the terms of the Issuer's Amended and Restated Equity Incentive Plan (the "2018 EIP"). This required tax withholding transaction is deemed to constitute a disposition of these shares to the Issuer for reporting purposes and does not represent a discretionary trade by the Reporting Person in the open market or otherwise.
F2	Includes: (a) 655 shares resulting from the March 25, 2023 final vesting installment of the Reporting Person's March 25, 2020 RSU grant, (b) 4,584 shares subject to the Reporting Person's February 25, 2021 RSU grant that will vest in one final installment on February 25, 2024, (c) 30,750 shares subject to the Reporting Person's February 25, 2022 RSU grant that will vest in 8 successive equal quarterly installments after February 25, 2023, and (e) 5,000 shares subject to the Reporting Person's June 11, 2022 RSU grant that will vest in two remaining installments of 2,500 shares on each of June 11, 2023 and 2024. The vesting of all such RSU grants is subject to the Reporting Person's Continuous Service (as defined in the 2018 EIP) through each such date and subject to acceleration as provided in the 2018 EIP.

Content

Represents shares of common stock underlying the portion of a restricted stock unit ("RSU") grant that vested on March 25, 2023, which were surrendered by the Reporting Person solely for mandatory tax withholding purposes using the Issuer's closing stock price on March 24, 2023 of $1.66/share, pursuant to the terms of the Issuer's Amended and Restated Equity Incentive Plan (the "2018 EIP"). This required tax withholding transaction is deemed to constitute a disposition of these shares to the Issuer for reporting purposes and does not represent a discretionary trade by the Reporting Person in the open market or otherwise.

Includes: (a) 655 shares resulting from the March 25, 2023 final vesting installment of the Reporting Person's March 25, 2020 RSU grant, (b) 4,584 shares subject to the Reporting Person's February 25, 2021 RSU grant that will vest in one final installment on February 25, 2024, (c) 30,750 shares subject to the Reporting Person's February 25, 2022 RSU grant that will vest in 8 successive equal quarterly installments after February 25, 2023, and (e) 5,000 shares subject to the Reporting Person's June 11, 2022 RSU grant that will vest in two remaining installments of 2,500 shares on each of June 11, 2023 and 2024. The vesting of all such RSU grants is subject to the Reporting Person's Continuous Service (as defined in the 2018 EIP) through each such date and subject to acceleration as provided in the 2018 EIP.