<SEC-DOCUMENT>0001104659-25-014220-index.html : 20250214
<SEC-HEADER>0001104659-25-014220.hdr.sgml : 20250214
<ACCEPTANCE-DATETIME>20250214163326
ACCESSION NUMBER:		0001104659-25-014220
CONFORMED SUBMISSION TYPE:	SCHEDULE 13D
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20250214
DATE AS OF CHANGE:		20250214

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SERA PROGNOSTICS, INC.
		CENTRAL INDEX KEY:			0001534969
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				261911522
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13D
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-92704
		FILM NUMBER:		25629834

	BUSINESS ADDRESS:	
		STREET 1:		2749 E. PARLEYS WAY
		STREET 2:		SUITE 200
		CITY:			SALT LAKE CITY
		STATE:			UT
		ZIP:			84109
		BUSINESS PHONE:		(801) 990-0520

	MAIL ADDRESS:	
		STREET 1:		2749 E. PARLEYS WAY
		STREET 2:		SUITE 200
		CITY:			SALT LAKE CITY
		STATE:			UT
		ZIP:			84109

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BAKER BROS. ADVISORS LP
		CENTRAL INDEX KEY:			0001263508
		ORGANIZATION NAME:           	
		IRS NUMBER:				134093645
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13D

	BUSINESS ADDRESS:	
		STREET 1:		860 WASHINGTON STREET
		STREET 2:		3RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10014
		BUSINESS PHONE:		2123395600

	MAIL ADDRESS:	
		STREET 1:		860 WASHINGTON STREET
		STREET 2:		3RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10014

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BAKER BROS ADVISORS LLC
		DATE OF NAME CHANGE:	20030911
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>tm254155d6_ex99-1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: tm254155d6_ex99-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>3
<FILENAME>tm254155d6_ex99-4.htm
<DESCRIPTION>EXHIBIT 99.4
<TEXT>
Document 3 - file: tm254155d6_ex99-4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.5
<SEQUENCE>4
<FILENAME>tm254155d6_ex99-5.htm
<DESCRIPTION>EXHIBIT 99.5
<TEXT>
Document 4 - file: tm254155d6_ex99-5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.6
<SEQUENCE>5
<FILENAME>tm254155d6_ex99-6.htm
<DESCRIPTION>EXHIBIT 99.6
<TEXT>
Document 5 - file: tm254155d6_ex99-6.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>tm254155d6_ex99-4img001.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: tm254155d6_ex99-4img001.gif

</DOCUMENT>
</SEC-DOCUMENT>