<SEC-DOCUMENT>0001062993-22-003223-index.html : 20220209
<SEC-HEADER>0001062993-22-003223.hdr.sgml : 20220209
<ACCEPTANCE-DATETIME>20220209115541
ACCESSION NUMBER:		0001062993-22-003223
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20220209
DATE AS OF CHANGE:		20220209

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Quantum-Si Inc
		CENTRAL INDEX KEY:			0001816431
		STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
		IRS NUMBER:				851388175
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-91678
		FILM NUMBER:		22605230

	BUSINESS ADDRESS:	
		STREET 1:		530 OLD WHITFIELD STREET
		CITY:			GUILFORD
		STATE:			CT
		ZIP:			06437
		BUSINESS PHONE:		(203) 458-7100

	MAIL ADDRESS:	
		STREET 1:		530 OLD WHITFIELD STREET
		CITY:			GUILFORD
		STATE:			CT
		ZIP:			06437

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HighCape Capital Acquisition Corp.
		DATE OF NAME CHANGE:	20200629

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Polar Asset Management Partners Inc.
		CENTRAL INDEX KEY:			0001326389
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A6
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		16 YORK STREET SUITE 2900
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M5J 0E6
		BUSINESS PHONE:		416-367-4364

	MAIL ADDRESS:	
		STREET 1:		16 YORK STREET SUITE 2900
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M5J 0E6

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Polar Securities Inc.
		DATE OF NAME CHANGE:	20050506
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>formsc13ga.htm
<DESCRIPTION>FORM SC 13G/A
<TEXT>
Document 1 - file: formsc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>