<SEC-DOCUMENT>0001437749-21-013553-index.html : 20210527
<SEC-HEADER>0001437749-21-013553.hdr.sgml : 20210527
<ACCEPTANCE-DATETIME>20210527164213
ACCESSION NUMBER:		0001437749-21-013553
CONFORMED SUBMISSION TYPE:	SD
PUBLIC DOCUMENT COUNT:		2
<RULE>
<RULE-NAME>13p-1
<ITEM>
<ITEM-NUMBER>1.01
<ITEM-PERIOD>20201231
</ITEM>
<ITEM>
<ITEM-NUMBER>1.02
<ITEM-PERIOD>20201231
</ITEM>
</RULE>
FILED AS OF DATE:		20210527
DATE AS OF CHANGE:		20210527

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ULTRALIFE CORP
		CENTRAL INDEX KEY:			0000875657
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT & SUPPLIES [3690]
		IRS NUMBER:				161387013
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SD
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20852
		FILM NUMBER:		21973444

	BUSINESS ADDRESS:	
		STREET 1:		2000 TECHNOLOGY PARKWAY
		CITY:			NEWARK
		STATE:			NY
		ZIP:			14513
		BUSINESS PHONE:		3153327100

	MAIL ADDRESS:	
		STREET 1:		2000 TECHNOLOGY PARKWAY
		CITY:			NEWARK
		STATE:			NY
		ZIP:			14513

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ULTRALIFE BATTERIES INC
		DATE OF NAME CHANGE:	19940224
</SEC-HEADER>
<DOCUMENT>
<TYPE>SD
<SEQUENCE>1
<FILENAME>ulbi20210526_sd.htm
<DESCRIPTION>FORM SD
<TEXT>
Document 1 - file: ulbi20210526_sd.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.01
<SEQUENCE>2
<FILENAME>ex_253343.htm
<DESCRIPTION>EXHIBIT 1.01
<TEXT>
Document 2 - file: ex_253343.htm

</DOCUMENT>
</SEC-DOCUMENT>