<SEC-DOCUMENT>0001104659-21-093073-index.html : 20210716
<SEC-HEADER>0001104659-21-093073.hdr.sgml : 20210716
<ACCEPTANCE-DATETIME>20210716161431
ACCESSION NUMBER:		0001104659-21-093073
CONFORMED SUBMISSION TYPE:	424B4
PUBLIC DOCUMENT COUNT:		9
FILED AS OF DATE:		20210716
DATE AS OF CHANGE:		20210716

FILER:

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

	FILING VALUES:
		FORM TYPE:		424B4
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-257038
		FILM NUMBER:		211095617

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B4
<SEQUENCE>1
<FILENAME>tm2110724-23_424b4.htm
<DESCRIPTION>424B4
<TEXT>
Document 1 - file: tm2110724-23_424b4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>lg_seraprognostics-4clr.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: lg_seraprognostics-4clr.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>tm2110724d3-fc_biobank4c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: tm2110724d3-fc_biobank4c.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>tm2110724d7-tbl_predictor4c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: tm2110724d7-tbl_predictor4c.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>tm2110724d1-bc_birthweek4c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: tm2110724d1-bc_birthweek4c.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>tm2110724d1-tbl_pretrm4clr.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: tm2110724d1-tbl_pretrm4clr.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>tm2110724d1-fc_prevent4c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: tm2110724d1-fc_prevent4c.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>tm2110724d1-fc_preterm4c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: tm2110724d1-fc_preterm4c.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>tm2110724d1-fc_prime4c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: tm2110724d1-fc_prime4c.jpg

</DOCUMENT>
</SEC-DOCUMENT>