<SEC-DOCUMENT>0001387131-21-007419-index.html : 20210719
<SEC-HEADER>0001387131-21-007419.hdr.sgml : 20210719
<ACCEPTANCE-DATETIME>20210716213753
ACCESSION NUMBER:		0001387131-21-007419
CONFORMED SUBMISSION TYPE:	424B4
PUBLIC DOCUMENT COUNT:		8
FILED AS OF DATE:		20210719
DATE AS OF CHANGE:		20210716

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Byrna Technologies Inc.
		CENTRAL INDEX KEY:			0001354866
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT & SUPPLIES [3690]
		IRS NUMBER:				711050654
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1130

	FILING VALUES:
		FORM TYPE:		424B4
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-256684
		FILM NUMBER:		211096689

	BUSINESS ADDRESS:	
		STREET 1:		100 BURTT ROAD
		STREET 2:		SUITE 115
		CITY:			ANDOVER
		STATE:			MA
		ZIP:			01810
		BUSINESS PHONE:		978-868-5011

	MAIL ADDRESS:	
		STREET 1:		100 BURTT ROAD
		STREET 2:		SUITE 115
		CITY:			ANDOVER
		STATE:			MA
		ZIP:			01810

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Security Devices International Inc.
		DATE OF NAME CHANGE:	20060301
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B4
<SEQUENCE>1
<FILENAME>byrna-424b4_071621.htm
<DESCRIPTION>AMENDMENT TO FORM S-1
<TEXT>
Document 1 - file: byrna-424b4_071621.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>byrna-01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: byrna-01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>byrna-02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: byrna-02.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>byrna-03.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: byrna-03.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>byrna-s1a_071221img001.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: byrna-s1a_071221img001.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>byrna-s1a_071221img003.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: byrna-s1a_071221img003.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>byrna-s1a_071221img004.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: byrna-s1a_071221img004.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>byrna-s1a_071221img005.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: byrna-s1a_071221img005.gif

</DOCUMENT>
</SEC-DOCUMENT>