<SEC-DOCUMENT>0001019056-19-000571-index.html : 20191028
<SEC-HEADER>0001019056-19-000571.hdr.sgml : 20191028
<ACCEPTANCE-DATETIME>20191028163046
ACCESSION NUMBER:		0001019056-19-000571
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20191028
DATE AS OF CHANGE:		20191028
GROUP MEMBERS:		ARDSLEY ADVISORY PARTNERS GP LLC
GROUP MEMBERS:		ARDSLEY ADVISORY PARTNERS LP
GROUP MEMBERS:		ARDSLEY DUCKDIVE FUND, L.P.
GROUP MEMBERS:		ARDSLEY HEALTHCARE FUND, L.P.
GROUP MEMBERS:		ARDSLEY PARTNERS I GP LLC
GROUP MEMBERS:		ARDSLEY PARTNERS RENEWABLE ENERGY FUND, L.P.
GROUP MEMBERS:		ARDSLEY RIDGECREST PARTNERS FUND, L.P.
GROUP MEMBERS:		PHILIP J. HEMPLEMAN

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SunOpta Inc.
		CENTRAL INDEX KEY:			0000351834
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-FARM PRODUCT RAW MATERIALS [5150]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			Z4
		FISCAL YEAR END:			0101

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-59617
		FILM NUMBER:		191173334

	BUSINESS ADDRESS:	
		STREET 1:		2233 ARGENTIA ROAD
		STREET 2:		SUITE 401
		CITY:			MISSISSAUGA
		STATE:			A6
		ZIP:			L5N 2X7
		BUSINESS PHONE:		(905) 455-1990

	MAIL ADDRESS:	
		STREET 1:		2233 ARGENTIA ROAD
		STREET 2:		SUITE 401
		CITY:			MISSISSAUGA
		STATE:			A6
		ZIP:			L5N 2X7

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SUNOPTA INC
		DATE OF NAME CHANGE:	20031107

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	STAKE TECHNOLOGY LTD
		DATE OF NAME CHANGE:	19940901

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ARDSLEY ADVISORY PARTNERS LP
		CENTRAL INDEX KEY:			0000900529
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		262 HARBOR DRIVE, 4TH FLOOR
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06902
		BUSINESS PHONE:		203-564-4230

	MAIL ADDRESS:	
		STREET 1:		262 HARBOR DRIVE, 4TH FLOOR
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06902

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ARDSLEY ADVISORY PARTNERS
		DATE OF NAME CHANGE:	19940208
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>sunopta_13ga1.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: sunopta_13ga1.htm

</DOCUMENT>
</SEC-DOCUMENT>