<SEC-DOCUMENT>0001104659-21-010767-index.html : 20210202
<SEC-HEADER>0001104659-21-010767.hdr.sgml : 20210202
<ACCEPTANCE-DATETIME>20210202130030
ACCESSION NUMBER:		0001104659-21-010767
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210202
DATE AS OF CHANGE:		20210202
GROUP MEMBERS:		ATLAS VENTURE ASSOCIATES VIII, INC.
GROUP MEMBERS:		ATLAS VENTURE ASSOCIATES VIII, L.P.

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BICYCLE THERAPEUTICS plc
		CENTRAL INDEX KEY:			0001761612
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-91023
		FILM NUMBER:		21579990

	BUSINESS ADDRESS:	
		STREET 1:		B900 BABRAHAM RESEARCH CAMPUS
		CITY:			CAMBRIDGE
		STATE:			X0
		ZIP:			CB22 3AT
		BUSINESS PHONE:		011441223261503

	MAIL ADDRESS:	
		STREET 1:		B900 BABRAHAM RESEARCH CAMPUS
		CITY:			CAMBRIDGE
		STATE:			X0
		ZIP:			CB22 3AT

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BICYCLE THERAPEUTICS Ltd
		DATE OF NAME CHANGE:	20181212

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Atlas Venture Fund VIII, L.P.
		CENTRAL INDEX KEY:			0001451626
		IRS NUMBER:				450585125
		FISCAL YEAR END:			1208

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		46 WAREHAM STREET, FLOOR 3
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02118
		BUSINESS PHONE:		617-588-2694

	MAIL ADDRESS:	
		STREET 1:		46 WAREHAM STREET, FLOOR 3
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02118
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>a21-4940_1sc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: a21-4940_1sc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>