<SEC-DOCUMENT>0001459839-19-000021-index.html : 20190430
<SEC-HEADER>0001459839-19-000021.hdr.sgml : 20190430
<ACCEPTANCE-DATETIME>20190430163747
ACCESSION NUMBER:		0001459839-19-000021
CONFORMED SUBMISSION TYPE:	DEF 14A
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20190613
FILED AS OF DATE:		20190430
DATE AS OF CHANGE:		20190430
EFFECTIVENESS DATE:		20190430

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SI-BONE, Inc.
		CENTRAL INDEX KEY:			0001459839
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				262216351
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEF 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38701
		FILM NUMBER:		19782395

	BUSINESS ADDRESS:	
		STREET 1:		471 EL CAMINO REAL, SUITE 101
		CITY:			SANTA CLARA
		STATE:			CA
		ZIP:			95050
		BUSINESS PHONE:		4082070700

	MAIL ADDRESS:	
		STREET 1:		471 EL CAMINO REAL, SUITE 101
		CITY:			SANTA CLARA
		STATE:			CA
		ZIP:			95050

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SI-Bone Inc.
		DATE OF NAME CHANGE:	20090326
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEF 14A
<SEQUENCE>1
<FILENAME>sibn2019proxystatement.htm
<DESCRIPTION>DEF 14A
<TEXT>
Document 1 - file: sibn2019proxystatement.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>a2019proxysiboneincproxy001.jpg
<TEXT>
Document 2 - file: a2019proxysiboneincproxy001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>a2019proxysiboneincproxy002.jpg
<TEXT>
Document 3 - file: a2019proxysiboneincproxy002.jpg

</DOCUMENT>
</SEC-DOCUMENT>