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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
X	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* Blue Ox Healthcare Partners, LLC (Last) (First) (Middle) C/O SERA PROGNOSTICS, INC. 2749 EAST PARLEYS WAY, SUITE 200 (Street) SALT LAKE CITY UT 84109 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol SERA PROGNOSTICS, INC. [ SERA ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 07/18/2022
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X 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
Class A Common Stock	07/18/2022		J(1)		1,383,094	D	$0	132,501	I	By Blue Ox Healthcare Partners SP, LLC(2)
Class A Common Stock	07/18/2022		J(1)		997,627	D	$0	77,420	I	By BXHCP SP II, LLC(2)
Class A Common Stock	07/18/2022		J(1)		1,157,764	D	$0	46,744	I	By BXHCP SP III, LLC(2)

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

1. Name and Address of Reporting Person* Blue Ox Healthcare Partners, LLC (Last) (First) (Middle) C/O SERA PROGNOSTICS, INC. 2749 EAST PARLEYS WAY, SUITE 200 (Street) SALT LAKE CITY UT 84109 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Blue Ox Healthcare Partners SP, LLC (Last) (First) (Middle) C/O SERA PROGNOSTICS, INC. 2749 EAST PARLEYS WAY, SUITE 200 (Street) SALT LAKE CITY UT 84109 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* BXHCP SP II, LLC (Last) (First) (Middle) C/O SERA PROGNOSTICS, INC. 2749 EAST PARLEYS WAY, SUITE 200 (Street) SALT LAKE CITY UT 84109 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* BXHCP SP III, LLC (Last) (First) (Middle) C/O SERA PROGNOSTICS, INC. 2749 EAST PARLEYS WAY, SUITE 200 (Street) SALT LAKE CITY UT 84109 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. Shares have been distributed pro rata for no consideration to certain members of each of Blue Ox Healthcare Partners SP, LLC, BXHCP SP II, LLC, and BXHCP SP III, LLC in accordance with the required distribution of marketable securities stipulation in the respective Limited Liability Company Agreements.

2. Blue Ox Healthcare Partners, LLC is the manager of each of Blue Ox Healthcare Partners SP, LLC, BXHCP SP II, LLC, and BXHCP SP III, LLC, and may be deemed to have voting, investment and dispositive power with respect to the shares held by Blue Ox Healthcare Partners SP, LLC, BXHCP SP II, LLC, and BXHCP SP III, LLC. Charles D. Kennedy MD, Oded Levy, and John A. Neczesny, managing partners of Blue Ox Healthcare Partners, LLC, each may be deemed to share voting, investment and dispositive power with respect to these shares.

	Blue Ox Healthcare Partners, LLC /s/ John A. Neczesny, Secretary	07/19/2022
	Blue Ox Healthcare Partners SP, LLC /s/ John A. Neczesny, Secretary	07/19/2022
	BXHCP SP II, LLC /s/ John A. Neczesny, Secretary	07/19/2022
	BXHCP SP III, LLC /s/ John A. Neczesny, Secretary	07/19/2022
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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