    <SEC-DOCUMENT>0001213900-21-064145-index.html : 20211208
    <SEC-HEADER>0001213900-21-064145.hdr.sgml : 20211208
    <ACCEPTANCE-DATETIME>20211208144014
    ACCESSION NUMBER:		0001213900-21-064145
    CONFORMED SUBMISSION TYPE:	S-1/A
    PUBLIC DOCUMENT COUNT:		32
    FILED AS OF DATE:		20211208
    DATE AS OF CHANGE:		20211208

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			INTENSITY THERAPEUTICS, INC.
    		CENTRAL INDEX KEY:			0001567264
    		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
    		IRS NUMBER:				461488089
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		S-1/A
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-260565
    		FILM NUMBER:		211478446

    	BUSINESS ADDRESS:
    		STREET 1:		61 WILTON ROAD, 3RD FLOOR
    		CITY:			WESTPORT
    		STATE:			CT
    		ZIP:			06880
    		BUSINESS PHONE:		203-221-7381

    	MAIL ADDRESS:
    		STREET 1:		61 WILTON ROAD, 3RD FLOOR
    		CITY:			WESTPORT
    		STATE:			CT
    		ZIP:			06880

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Intensity Therapeutics, Inc.
    		DATE OF NAME CHANGE:	20130117
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>S-1/A
    <SEQUENCE>1
    <FILENAME>fs12021a3_intensitythera.htm
    <DESCRIPTION>REGISTRATION STATEMENT
    <TEXT>
    Document 1 - file: fs12021a3_intensitythera.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-1.1
    <SEQUENCE>2
    <FILENAME>fs12021a3ex1-1_intensity.htm
    <DESCRIPTION>FORM OF UNDERWRITING AGREEMENT
    <TEXT>
    Document 2 - file: fs12021a3ex1-1_intensity.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-3.2
    <SEQUENCE>3
    <FILENAME>fs12021a3ex3-2_intensity.htm
    <DESCRIPTION>FORM OF AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF THE REGISTRANT, TO BE IN EFFECT IMMEDIATELY PRIOR TO THE COMPLETION OF THE OFFERING
    <TEXT>
    Document 3 - file: fs12021a3ex3-2_intensity.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-3.4
    <SEQUENCE>4
    <FILENAME>fs12021a3ex3-4_intensity.htm
    <DESCRIPTION>FORM OF AMENDED AND RESTATED BY-LAWS OF THE REGISTRANT, TO BE IN EFFECT IMMEDIATELY PRIOR TO THE COMPLETION OF THE OFFERING
    <TEXT>
    Document 4 - file: fs12021a3ex3-4_intensity.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-4.1
    <SEQUENCE>5
    <FILENAME>fs12021a3ex4-1_intensity.htm
    <DESCRIPTION>SPECIMEN COMMON STOCK CERTIFICATE EVIDENCING THE SHARES OF COMMON STOCK
    <TEXT>
    Document 5 - file: fs12021a3ex4-1_intensity.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-5.1
    <SEQUENCE>6
    <FILENAME>fs12021a3ex5-1_intensity.htm
    <DESCRIPTION>OPINION OF MCDERMOTT WILL & EMERY LLP
    <TEXT>
    Document 6 - file: fs12021a3ex5-1_intensity.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.1
    <SEQUENCE>7
    <FILENAME>fs12021a3ex10-1_intensity.htm
    <DESCRIPTION>FORM OF INDEMNIFICATION AGREEMENT BY AND BETWEEN THE REGISTRANT AND EACH OF ITS DIRECTORS AND EXECUTIVE OFFICERS
    <TEXT>
    Document 7 - file: fs12021a3ex10-1_intensity.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.3
    <SEQUENCE>8
    <FILENAME>fs12021a3ex10-3_intensity.htm
    <DESCRIPTION>2021 EQUITY INCENTIVE PLAN
    <TEXT>
    Document 8 - file: fs12021a3ex10-3_intensity.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.4
    <SEQUENCE>9
    <FILENAME>fs12021a3ex10-4_intensity.htm
    <DESCRIPTION>AMENDED AND RESTATED EMPLOYMENT AGREEMENT BETWEEN THE REGISTRANT AND LEWIS H. BENDER
    <TEXT>
    Document 9 - file: fs12021a3ex10-4_intensity.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.1
    <SEQUENCE>10
    <FILENAME>fs12021a3ex23-1_intensity.htm
    <DESCRIPTION>CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
    <TEXT>
    Document 10 - file: fs12021a3ex23-1_intensity.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>tlogo_001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: tlogo_001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>tflowchart_001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: tflowchart_001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>timage_002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: timage_002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>timage_004.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: timage_004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>timage_005.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: timage_005.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>timage_006.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: timage_006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>timage_010.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: timage_010.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>timage_013.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: timage_013.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>timage_014.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: timage_014.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>timage_015.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: timage_015.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>timage_016.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: timage_016.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>timage_017.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: timage_017.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>timage_018.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: timage_018.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>timage_019.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: timage_019.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>timage_020.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: timage_020.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>timage_021.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: timage_021.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>timage_022.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: timage_022.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>timage_023.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: timage_023.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>timage_024.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: timage_024.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>timage_025.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: timage_025.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>timage_026.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 31 - file: timage_026.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>ex5-1_001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 32 - file: ex5-1_001.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>