    <SEC-DOCUMENT>0001104659-25-058563-index.html : 20250611
    <SEC-HEADER>0001104659-25-058563.hdr.sgml : 20250611
    <ACCEPTANCE-DATETIME>20250611163302
    ACCESSION NUMBER:		0001104659-25-058563
    CONFORMED SUBMISSION TYPE:	424B4
    PUBLIC DOCUMENT COUNT:		11
    FILED AS OF DATE:		20250611
    DATE AS OF CHANGE:		20250611

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Ategrity Specialty Insurance Co Holdings
    		CENTRAL INDEX KEY:			0002040491
    		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
    		ORGANIZATION NAME:           	02 Finance
    		EIN:				824925734
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		424B4
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-286059
    		FILM NUMBER:		251040508

    	BUSINESS ADDRESS:
    		STREET 1:		9 WEST 57TH STREET, 33RD FLOOR
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10019
    		BUSINESS PHONE:		(212) 509-1600

    	MAIL ADDRESS:
    		STREET 1:		9 WEST 57TH STREET, 33RD FLOOR
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10019

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Ategrity Specialty Holdings LLC
    		DATE OF NAME CHANGE:	20241008
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>424B4
    <SEQUENCE>1
    <FILENAME>tm2428146-13_424b4.htm
    <DESCRIPTION>424B4
    <TEXT>
    Document 1 - file: tm2428146-13_424b4.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>lg_ategrity-4clr.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: lg_ategrity-4clr.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>fc_productunderwrit-4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: fc_productunderwrit-4c.jpg

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

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>pc_product-4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: pc_product-4c.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>pc_policysize-4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: pc_policysize-4c.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>pc_vertical-4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: pc_vertical-4c.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>bc_distribution-4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: bc_distribution-4c.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>pc_premium-4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: pc_premium-4c.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>fc_ourstruct-4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: fc_ourstruct-4c.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>bc_commercial-4c.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: bc_commercial-4c.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>