SC 13G/A 1 tm249756d1_sc13ga.htm SC 13G/A

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No. 3)*

LENZ Therapeutics, Inc.

(Name of Issuer)

Common Stock, par value $0.00001 per share

(Title of Class of Securities)

52635N103

(CUSIP Number)

March 21, 2024

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

¨	Rule 13d-1(b)
x	Rule 13d-1(c)
¨	Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 52635N103

	1.	Names of Reporting Persons Samsara BioCapital, L.P.

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)	¨
		(b)	x (1)

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware


Number of Shares Beneficially Owned by Each Reporting Person With	5.	Sole Voting Power 0

	6.	Shared Voting Power 1,208,473 shares (2)

	7.	Sole Dispositive Power 0

	8.	Shared Dispositive Power 1,208,473 shares (2)


	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,208,473 shares (2)

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ¨

	11.	Percent of Class Represented by Amount in Row (9) 4.7% (3)

	12.	Type of Reporting Person (See Instructions) PN

(1)

This Schedule 13G is filed by Samsara BioCapital, L.P. (“Samsara LP”), Samsara BioCapital GP, LLC (“Samsara GP”), 436, L.P. (“436 LP”), 436 GP, LLC (“436 LLC”) and Dr. Srinivas Akkaraju (“Akkaraju”) (and together with Samsara LP, Samsara GP, 436 LP and 436 LLC, the “Reporting Persons”). The Reporting Persons expressly disclaim status as a “group” for purposes of this Schedule 13G.

(2)

These shares are held by Samsara LP. Samsara GP is the sole general partner of Samsara LP and may be deemed to have voting and investment power over the securities held by Samsara LP. Akkaraju is a managing member of Samsara GP and may be deemed to have voting and dispositive power over the shares held by Samsara LP.

(3)

This percentage is calculated based on 25,533,533 shares of Common Stock outstanding as of as of March 21, 2024 as reported in the Issuer’s Current Report on Form 8-K filed on March 22, 2024 with the Securities and Exchange Commission (the “SEC”).

CUSIP No. 52635N103

	1.	Names of Reporting Persons Samsara BioCapital GP, LLC

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)	¨
		(b)	x (1)

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware


Number of Shares Beneficially Owned by Each Reporting Person With	5.	Sole Voting Power 0

	6.	Shared Voting Power 1,208,473 shares (2)

	7.	Sole Dispositive Power 0

	8.	Shared Dispositive Power 1,208,473 shares (2)


	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,208,473 shares (2)

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ¨

	11.	Percent of Class Represented by Amount in Row (9) 4.7% (3)

	12.	Type of Reporting Person (See Instructions) OO

(1)

This Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a “group” for purposes of this Schedule 13G.

(2)

(3)

CUSIP No. 52635N103

	1.	Names of Reporting Persons 436, L.P.

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)	¨
		(b)	x (1)

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware


Number of Shares Beneficially Owned by Each Reporting Person With	5.	Sole Voting Power 0

	6.	Shared Voting Power 5,392 shares (2)

	7.	Sole Dispositive Power 0

	8.	Shared Dispositive Power 5,392 shares (2)


	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 5,392 shares (2)

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ¨

	11.	Percent of Class Represented by Amount in Row (9) 0.0% (3)

	12.	Type of Reporting Person (See Instructions) PN

(1)

This Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a “group” for purposes of this Schedule 13G.

(2)

These shares are held by 436 LP. 436 LLC is the sole general partner of 436 LP and may be deemed to have voting and investment power over the securities held by 436 LP. Akkaraju is a managing member of 436 LLC and may be deemed to have voting and dispositive power over the shares held by 436 LP.

(3)

CUSIP No. 52635N103

	1.	Names of Reporting Persons 436 GP, LLC

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)	¨
		(b)	x (1)

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware


Number of Shares Beneficially Owned by Each Reporting Person With	5.	Sole Voting Power 0

	6.	Shared Voting Power 5,392 shares (2)

	7.	Sole Dispositive Power 0

	8.	Shared Dispositive Power 5,392 shares (2)


	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 5,392 shares (2)

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ¨

	11.	Percent of Class Represented by Amount in Row (9) 0.0% (3)

	12.	Type of Reporting Person (See Instructions) OO

(1)

This Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a “group” for purposes of this Schedule 13G.

(2)

(3)

CUSIP No. 52635N103

	1.	Names of Reporting Persons Dr. Srinivas Akkaraju

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)	¨
		(b)	x (1)

	3.	SEC Use Only

	4.	Citizenship or Place of Organization United States of America


Number of Shares Beneficially Owned by Each Reporting Person With	5.	Sole Voting Power 0

	6.	Shared Voting Power 1,213,865 shares (2)

	7.	Sole Dispositive Power 0

	8.	Shared Dispositive Power 1,213,865 shares (2)

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,213,865 shares (2)

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ¨

	11.	Percent of Class Represented by Amount in Row (9) 4.8% (3)

	12.	Type of Reporting Person (See Instructions) IN

(1)

This Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a “group” for purposes of this Schedule 13G.

(2)

Includes 1,208,473 shares of Common Stock held by Samsara LP and 5,392 shares of Common Stock held by 436 LP. Samsara GP is the sole general partner of Samsara LP and may be deemed to have voting and investment power over the securities held by Samsara LP. Akkaraju is a managing member of Samsara GP and may be deemed to have voting and dispositive power over the shares held by Samsara LP. 436 LLC is the sole general partner of 436 LP and may be deemed to have voting and investment power over the securities held by 436 LP. Akkaraju is a managing member of 436 LLC and may be deemed to have voting and dispositive power over the shares held by 436 LP.

(3)

Item 1.
	(a)	Name of Issuer LENZ Therapeutics, Inc. (formerly Graphite Bio, Inc.)
	(b)	Address of Issuer’s Principal Executive Offices 445 Marine View Ave., Ste. #320 Del Mar, CA 92014

Item 2.
	(a)	Name of Person Filing Samsara BioCapital, L.P. (“Samsara LP”) Samsara BioCapital GP, LLC (“Samsara GP”) 436, L.P. (“436 LP”) 436 GP, LLC (“436 LLC”) Srinivas Akkaraju (“Akkaraju”)
	(b)	Address of Principal Business Office or, if none, Residence c/o Samsara BioCapital, LLC 628 Middlefield Road Palo Alto, CA 94301

(c)

Citizenship

Entities:	Samsara LP	-	Delaware
	Samsara GP	-	Delaware
	436 L.P.	-	Delaware
	436 LLC	-	Delaware

Individuals:	Akkaraju	-	United States of America

	(d)	Title of Class of Securities Common Stock, par value $0.00001 per share
	(e)	CUSIP Number 52635N103

Item 3.	If this statement is filed pursuant to §§240.03d-1(b) or 240.03d-2(b) or (c), check whether the person filing is a:
	Not applicable.

Item 4.	Ownership
The beneficial ownership information set forth below is provided as of March 21, 2024:

Reporting Persons	Shares Held Directly		Sole Voting Power	Shared Voting Power		Sole Dispositive Power	Shared Dispositive Power		Beneficial Ownership		Percentage of Class (5)
Samsara LP (1) (2)		1,208,473			1,208,473			1,208,473		1,208,473		4.7	%

Samsara GP (1) (2)					1,208,473			1,208,473		1,208,473		4.7	%

436 LP (3) (4)		5,392			5,392			5,392		5,392		0.0	%

436 LLC (3) (4)					5,392			5,392		5,392		0.0	%

Akkaraju (1) (2) (3) (4)					1,213,865			1,213,865		1,213,865		4.8	%

(1)	Includes 1,208,473 shares of Common Stock held by Samsara LP.

(2)	Samsara GP is the sole general partner of Samsara LP and may be deemed to have voting and investment power over the securities held by Samsara LP. Akkaraju is a managing member of Samsara GP and may be deemed to have voting and dispositive power over the shares held by Samsara LP.

(3)	Includes 5,392 shares of Common Stock held by 436 LP.

(4)	436 LLC is the sole general partner of 436 LP and may be deemed to have voting and investment power over the securities held by 436 LP. Akkaraju is a managing member of 436 LLC and may be deemed to have voting and dispositive power over the shares held by 436 LP.

(5)	This percentage is calculated based on 25,533,533 shares of Common Stock outstanding as of as of March 21, 2024 as reported in the Issuer’s Current Report on Form 8-K filed on March 22, 2024 with the SEC.


Item 5.	Ownership of Five Percent or Less of a Class
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following x.

Item 6.	Ownership of More than Five Percent on Behalf of Another Person
Not applicable.

Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person
Not applicable.

Item 8.	Identification and Classification of Members of the Group
Not applicable.

Item 9.	Notice of Dissolution of Group
Not applicable.

Item 10.	Certification
By signing below, each of the undersigned certifies that, to the best of their knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under §240.04a-11.

Signature

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Dated: March 25, 2024

Samsara BioCapital, L.P.		Samsara BioCapital GP, LLC

By:	Samsara BioCapital GP, LLC
its	General Partner

By:	/s/ Srinivas Akkaraju	By:	/s/ Srinivas Akkaraju
	Name: Srinivas Akkaraju		Name: Srinivas Akkaraju
	Title: Managing Member		Title: Managing Member

436, L.P.		436 GP, LLC

By:	436 GP, LLC
its	General Partner

By:	/s/ Srinivas Akkaraju	By:	/s/ Srinivas Akkaraju
	Name: Srinivas Akkaraju		Name: Srinivas Akkaraju
	Title: Managing Member		Title: Managing Member

	/s/ Srinivas Akkaraju
	Srinivas Akkaraju

ATTENTION

Intentional misstatements or omissions of fact constitute Federal Criminal Violations (See 18 U.S.C. 1001).

SEC Form SC 13G/A filed by Graphite Bio Inc. (Amendment)