Bernard J Cassidy Form 4 Sana Biotechnology / Bernard J Cassidy ownership change

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Cassidy Bernard J

(Last) (First) (Middle)

C/O SANA BIOTECHNOLOGY, INC.

188 EAST BLAINE STREET, SUITE 400

(Street)

SEATTLE WA 98102

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Sana Biotechnology, Inc. [ SANA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
EVP & General Counsel

3. Date of Earliest Transaction (Month/Day/Year)
03/07/2024

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	03/07/2024		A		44,167		(2)	(2)	Common Stock	44,167	$0.00	44,167	D
Stock Option (Right to Buy)	$9.58	03/07/2024		A		198,750		(3)	03/06/2034	Common Stock	198,750	$0.00	198,750	D

Explanation of Responses:

1. Each restricted stock unit represents a contingent right to receive one share of Sana Biotechnology, Inc. ("Sana") common stock.

2. The restricted stock units vest in four equal installments on each of March 7, 2025, 2026, 2027 and 2028, provided that the reporting person provides continuous service to Sana as an employee, consultant, director or officer of Sana through each such date.

3. The option vests and becomes exercisable as to 25% of the underlying shares on March 7, 2025 and in 36 equal monthly installments thereafter, provided that the reporting person provides continuous service to Sana as an employee, consultant, director or officer of Sana through each such date.

Remarks:

	/s/ Julie Shah, Attorney-in-Fact for Bernard J. Cassidy	03/08/2024
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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