    <SEC-DOCUMENT>0001104659-17-005344-index.html : 20170131
    <SEC-HEADER>0001104659-17-005344.hdr.sgml : 20170131
    <ACCEPTANCE-DATETIME>20170131160946
    ACCESSION NUMBER:		0001104659-17-005344
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		19
    CONFORMED PERIOD OF REPORT:	20170130
    ITEM INFORMATION:		Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Other Events
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20170131
    DATE AS OF CHANGE:		20170131

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			CATABASIS PHARMACEUTICALS INC
    		CENTRAL INDEX KEY:			0001454789
    		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-37467
    		FILM NUMBER:		17561232

    	BUSINESS ADDRESS:
    		STREET 1:		ONE KENDALL SQUARE
    		STREET 2:		BLDG. 1400E, SUITE B14202
    		CITY:			CAMBRIDGE
    		STATE:			MA
    		ZIP:			02139
    		BUSINESS PHONE:		617-349-1971

    	MAIL ADDRESS:
    		STREET 1:		ONE KENDALL SQUARE
    		STREET 2:		BLDG. 1400E, SUITE B14202
    		CITY:			CAMBRIDGE
    		STATE:			MA
    		ZIP:			02139
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>a17-3519_18k.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: a17-3519_18k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>a17-3519_1ex99d1.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 2 - file: a17-3519_1ex99d1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>a17-3519_1ex99d2.htm
    <DESCRIPTION>EX-99.2
    <TEXT>
    Document 3 - file: a17-3519_1ex99d2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g35191mmi001.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g35191mmi001.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g35191mmi002.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g35191mmi002.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>g35191mmi003.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g35191mmi003.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g35191mmi004.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g35191mmi004.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g35191mmi005.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g35191mmi005.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>g35191mmi006.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g35191mmi006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>g35191mmi007.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g35191mmi007.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>g35191mmi008.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g35191mmi008.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>g35191mmi009.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g35191mmi009.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>g35191mmi010.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g35191mmi010.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>g35191mmi011.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: g35191mmi011.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>g35191mmi012.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: g35191mmi012.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>g35191mmi013.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: g35191mmi013.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>g35191mmi014.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: g35191mmi014.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>g35191mmi015.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: g35191mmi015.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>g35191moi001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: g35191moi001.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>