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Filing Details

Accession Number:: 0000950170-25-005590
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2025-01-14 21:56:08
Reporting Period:: 2025-01-10

Accepted Time:: 2025-01-14 21:56:08
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1534969	Sera Prognostics Inc.	SERA	Services-Medical Laboratories (8071)	261911522

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1871555	Joshua Phillips	C/O Sera Prognostics, Inc. 2749 East Parleys Way, Suite 200 Salt Lake City UT 84109		No	No	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Class A Common Stock	Disposition	2025-01-10	2	$7.18	6	No	4	S	Indirect	Held by Catalyst Health Ventures Follow-on Fund, L.P.
Class A Common Stock	Disposition	2025-01-10	1	$8.03	5	No	4	S	Indirect	Held by Catalyst Health Ventures Follow-on Fund, L.P.
Class A Common Stock	Disposition	2025-01-13	3	$6.39	2	No	4	S	Indirect	Held by Catalyst Health Ventures Follow-on Fund, L.P.
Class A Common Stock	Disposition	2025-01-14	2	$6.29	0	No	4	S	Indirect	Held by Catalyst Health Ventures Follow-on Fund, L.P.
Class A Common Stock	Disposition	2025-01-10	4,896	$7.18	12,788	No	4	S	Indirect	Held by CHV Investments, LLC
Class A Common Stock	Disposition	2025-01-10	1,674	$8.03	11,114	No	4	S	Indirect	Held by CHV Investments, LLC
Class A Common Stock	Disposition	2025-01-13	6,287	$6.39	4,827	No	4	S	Indirect	Held by CHV Investments, LLC
Class A Common Stock	Disposition	2025-01-14	4,827	$6.29	0	No	4	S	Indirect	Held by CHV Investments, LLC
Class A Common Stock	Disposition	2025-01-10	1,881	$7.18	4,872	No	4	S	Indirect	Held by Catalyst Health Ventures, L.P.
Class A Common Stock	Disposition	2025-01-10	643	$8.03	4,229	No	4	S	Indirect	Held by Catalyst Health Ventures, L.P.
Class A Common Stock	Disposition	2025-01-13	2,415	$6.39	1,814	No	4	S	Indirect	Held by Catalyst Health Ventures, L.P.
Class A Common Stock	Disposition	2025-01-14	1,814	$6.29	0	No	4	S	Indirect	Held by Catalyst Health Ventures, L.P.
Class A Common Stock	Disposition	2025-01-10	2,692	$7.18	7,074	No	4	S	Indirect	Held by Catalyst Health Ventures (PF), L.P.
Class A Common Stock	Disposition	2025-01-10	921	$8.03	6,153	No	4	S	Indirect	Held by Catalyst Health Ventures (PF), L.P.
Class A Common Stock	Disposition	2025-01-13	3,458	$6.39	2,695	No	4	S	Indirect	Held by Catalyst Health Ventures (PF), L.P.
Class A Common Stock	Disposition	2025-01-14	2,695	$6.29	0	No	4	S	Indirect	Held by Catalyst Health Ventures (PF), L.P.

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	Held by Catalyst Health Ventures Follow-on Fund, L.P.
No	4	S	Indirect	Held by Catalyst Health Ventures Follow-on Fund, L.P.
No	4	S	Indirect	Held by Catalyst Health Ventures Follow-on Fund, L.P.
No	4	S	Indirect	Held by Catalyst Health Ventures Follow-on Fund, L.P.
No	4	S	Indirect	Held by CHV Investments, LLC
No	4	S	Indirect	Held by CHV Investments, LLC
No	4	S	Indirect	Held by CHV Investments, LLC
No	4	S	Indirect	Held by CHV Investments, LLC
No	4	S	Indirect	Held by Catalyst Health Ventures, L.P.
No	4	S	Indirect	Held by Catalyst Health Ventures, L.P.
No	4	S	Indirect	Held by Catalyst Health Ventures, L.P.
No	4	S	Indirect	Held by Catalyst Health Ventures, L.P.
No	4	S	Indirect	Held by Catalyst Health Ventures (PF), L.P.
No	4	S	Indirect	Held by Catalyst Health Ventures (PF), L.P.
No	4	S	Indirect	Held by Catalyst Health Ventures (PF), L.P.
No	4	S	Indirect	Held by Catalyst Health Ventures (PF), L.P.

Footnotes

The transaction(s) reported on this Form 4 was/were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 10, 2024.
The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $7.00 to $7.37, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade.
The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $8.00 to $8.07, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade.
The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $6.13 to $6.75, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade.
The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $6.03 to $6.57, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade.
CHV GP LLC is the general partner of CHV LP and Catalyst Health Ventures (PF), L.P. ("CHV PF"). CHV I GP LLC (formerly known as "CHV III GP LLC") is the general partner of CHV Investments LLC ("CHV Investments") and Catalyst Health Ventures Follow-on Fund, L.P. ("CHV FO", together with CHV LP, CHV PF and CHV Investments, the "CHV Funds"). Joshua Phillips, a member of the Issuer's board of directors, is a managing member of CHV GP LLC and CHV I GP LLC, and a limited partner of CHV PF, CHV Investments, CHV GP LLC, and CHV I GP LLC. The securities held by the CHV Funds may be deemed to be beneficially owned by Joshua Phillips. Joshua Phillips disclaims beneficial ownership of these securities except to the extent of his pecuniary benefit therein.