Smital Shah - Apr 15, 2021 Form 4 Insider Report for Graphite Bio, Inc. (GRPH)

Role: Director
Signature: /s/ Franco Valle, attorney-in-fact
Stock symbol: GRPH
Transactions as of: Apr 15, 2021
Transactions value $: $99,994
Form type: 4
Date filed: 7/1/2021, 07:00 PM
Next filing: Jun 24, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GRPH	Common Stock	Purchase	$100K	+5.88K		$17.00^*	5.88K	Jun 29, 2021	See footnote	F1

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	GRPH	Stock Option (right to buy)	Award	$0	+93.6K		$0.00	93.6K	Apr 15, 2021	Common Stock	93.6K	$7.23	Direct	F2, F3, F4

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

Explanation of Responses:

Id	Content
F1	These shares are held by the Martins Shah Family Trust of which the Reporting Person and her spouse are trustees. The Reporting Person disclaims beneficial ownership of such securities except to the extent of her pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of such securities for purposes of Section 16 or for any other purposes.
F2	On June 21, 2021, the Issuer completed a one-for-2.432 reverse stock split of the Issuer's Common Stock ("Reverse Stock Split"). This amount has been adjusted to give effect to this Reverse Stock Split.
F3	This transaction occurred prior to the Issuer's initial public offering and is being reported on Form 4 solely for purposes of compliance with Rule 16a-2(a) under the Securities Exchange Act of 1934, as amended. The securities covered by such transaction were previously included on the Reporting Person's Form 3.
F4	1/48th of the shares subject to such option vest and become exercisable in substantially equal monthly installments on the last day of each calendar month after April 12, 2021, subject to the Reporting Person's continuous service to the Issuer on each such date. The option provides for an early exercise provision of unvested shares, subject to the Issuer's right to repurchase.