SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 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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1. Name and Address of Reporting Person* Ropp Sam (Last) (First) (Middle) 3010 SCIENCE PARK ROAD (Street) SAN DIEGO CA 92121 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 04/11/2023	3. Issuer Name and Ticker or Trading Symbol Singular Genomics Systems, Inc. [ OMIC ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) Chief Commercial Officer	5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (Right to Buy)	(1)	07/04/2032	Common Stock	275,000	4.23	D
Employee Stock Option (Right to Buy)	(2)	03/14/2033	Common Stock	134,000	1.28	D
Restricted Stock Unit	(3)	(3)	Common Stock	67,000	(4)	D

Explanation of Responses:

1. 25% of the the option shares vest and become exercisable on July 5, 2023, the remainder of the option shares vest in 36 equal monthly installments thereafter, beginning on August 5, 2023.

2. The option shares vest and become exercisable in 48 equal monthly installments measured from March 15, 2023.

3. The Restricted Stock Units vest in 16 equal quarterly installments measured from March 15, 2023.

4. Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's Common Stock.

Remarks:

	/s/ Sam Ropp	04/20/2023
	** 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 5 (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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