<SEC-DOCUMENT>0001415889-25-000917.txt : 20250106
<SEC-HEADER>0001415889-25-000917.hdr.sgml : 20250106
<ACCEPTANCE-DATETIME>20250106193007
ACCESSION NUMBER:		0001415889-25-000917
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20250102
FILED AS OF DATE:		20250106
DATE AS OF CHANGE:		20250106

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Gutierrez-Ramos Jose-Carlos
		CENTRAL INDEX KEY:			0001667657
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38916
		FILM NUMBER:		25513045

	MAIL ADDRESS:	
		STREET 1:		C/O MOMENTA PHARMACEUTICALS, INC.
		STREET 2:		675 WEST KENDALL STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142

	FORMER NAME:	
		FORMER CONFORMED NAME:	Guiterrez-Ramos Jose Carlos
		DATE OF NAME CHANGE:	20160222

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BICYCLE THERAPEUTICS PLC
		CENTRAL INDEX KEY:			0001761612
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		BLOCKS A & B, PORTWAY BUILDING
		STREET 2:		GRANTA PARK, GREAT ABINGTON
		CITY:			CAMBRIDGE
		STATE:			X0
		ZIP:			CB21 6GS
		BUSINESS PHONE:		011441223261503

	MAIL ADDRESS:	
		STREET 1:		BLOCKS A & B, PORTWAY BUILDING
		STREET 2:		GRANTA PARK, GREAT ABINGTON
		CITY:			CAMBRIDGE
		STATE:			X0
		ZIP:			CB21 6GS

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BICYCLE THERAPEUTICS plc
		DATE OF NAME CHANGE:	20190530

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BICYCLE THERAPEUTICS Ltd
		DATE OF NAME CHANGE:	20181212
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4-01062025_070104.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-01-02</periodOfReport>

    <issuer>
        <issuerCik>0001761612</issuerCik>
        <issuerName>BICYCLE THERAPEUTICS PLC</issuerName>
        <issuerTradingSymbol>BCYC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001667657</rptOwnerCik>
            <rptOwnerName>Gutierrez-Ramos Jose-Carlos</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BICYCLE THERAPEUTICS PLC</rptOwnerStreet1>
            <rptOwnerStreet2>BLOCKS A &amp; B, PORTWAY BUILDING</rptOwnerStreet2>
            <rptOwnerCity>CAMBRIDGE</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>CB21 6GS</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isOfficer>false</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Ordinary Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2025-01-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>6250</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>23000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>14</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-01-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>12500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2035-01-02</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Ordinary Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>12500</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12500</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents a restricted stock unit (&quot;RSU&quot;) award. The RSUs shall vest in four equal installments on March 15, 2025, June 15, 2025, September 15, 2025 and December 15, 2025.</footnote>
        <footnote id="F2">Each RSU represents a contingent right to receive one ordinary share.</footnote>
        <footnote id="F3">This option shall vest in four equal installments on March 15, 2025, June 15, 2025, September 15, 2025 and December 15, 2025.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Jason Minio, Attorney-in-Fact</signatureName>
        <signatureDate>2025-01-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ex24-01062025_070104.htm
<TEXT>
<!DOCTYPE html PUBLIC "-//IETF//DTD HTML//EN">
<html><head><title>ex24-01062025_070104.htm</title></head><body style="margin-top:0;font-family:Times New Roman; font-size:10pt; color:#000000">
<p style="margin:0px" align="center"><br></p>
<p style="margin:0px" align="center"><b>POWER OF ATTORNEY</b></p>
<p style="margin:0px"><br></p>
<p style="margin:0px" align="center">(For Executing Form ID and Forms 3, 4 and 5)</p>
<p style="margin:0px"><br></p>
<p style="margin:0px; text-indent:48px" align="justify">Know all by these presents, that the undersigned hereby constitutes and appoints each of Jaime Chase, Dayne Brown and Jason Minio of Cooley LLP, and Alethia Young, Travis Thompson, Zafar Qadir and Hayden Ziebel-Lipitz of Bicycle Therapeutics plc (the <font style="font-family:Arial Unicode MS,Times New Roman">&ldquo;</font><b><i>Company</i></b><font style="font-family:Arial Unicode MS,Times New Roman">&rdquo;</font>), signing individually, the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s true and lawful attorneys-in fact and agents to:</p>
<p style="margin:0px" align="justify"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; text-indent:48px; width:96px; float:left">(1)</p>
<p style="margin:0px; text-indent:-2px" align="justify">Prepare, execute in the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s name and on the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s behalf, and submit to the Securities and Exchange Commission (the <font style="font-family:Arial Unicode MS,Times New Roman">&ldquo;</font><b><i>SEC</i></b><font style="font-family:Arial Unicode MS,Times New Roman">&rdquo;</font>) Form ID and Forms 3, 4 and 5 (including amendments thereto and joint filing agreements in connection therewith) in accordance with Section 16(a) of the Securities Exchange Act of 1934, as amended (the <font style="font-family:Arial Unicode MS,Times New Roman">&ldquo;</font><b><i>Exchange Act</i></b><font style="font-family:Arial Unicode MS,Times New Roman">&rdquo;</font>) and the rules thereunder in the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s capacity as an officer, director or beneficial owner of more than 10% of a registered class of securities of the Company;</p>
<p style="margin:0px; clear:left" align="justify"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; text-indent:48px; width:96px; float:left">(2)</p>
<p style="margin:0px; text-indent:-2px" align="justify">Do and perform any and all acts for and on behalf of the undersigned that may be necessary or desirable to prepare and execute any such Forms 3, 4 or 5 (including amendments thereto and joint filing agreements in connection therewith) and file such forms with the SEC and any stock exchange, self-regulatory association or any similar authority; and</p>
<p style="margin:0px; clear:left" align="justify"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; text-indent:48px; width:96px; float:left">(3)</p>
<p style="margin:0px; text-indent:-2px" align="justify">Take any other action of any type whatsoever in connection with the foregoing that, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required of the undersigned, it being understood that the documents executed by the attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as the attorney-in-fact may approve in the attorney-in-fact<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s discretion.</p>
<p style="margin:0px; clear:left" align="justify"><br></p>
<p style="margin:0px; text-indent:48px" align="justify">The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. &nbsp;The undersigned acknowledges that the foregoing attorneys-in-fact, and their substitutes, in serving in such capacity at the request of the undersigned, are not assuming (nor is the Company assuming) any of the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s responsibilities to comply with Section 16 of the Exchange Act.</p>
<p style="margin:0px" align="justify"><br></p>
<p style="margin:0px; text-indent:48px" align="justify">This Power of Attorney shall remain in full force and effect until the earliest to occur of (a) the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned<font style="font-family:Arial Unicode MS,Times New Roman">&rsquo;</font>s holdings of and transactions in securities issued by the Company, (b) revocation by the undersigned in a signed writing delivered to the Company and the foregoing attorneys-in fact or (c) as to any attorney-in-fact individually, until such attorney-in-fact is no longer employed by the Company or Cooley LLP, as applicable. &nbsp;</p>
<p style="margin:0px" align="justify"><br></p>
<p style="margin:0px; text-indent:48px" align="justify">IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of the date written below.</p>
<p style="margin:0px" align="justify"><br></p>
<p style="margin-top:0px; margin-bottom:-2px; text-indent:48px; width:96px; float:left">Date: </p>
<p style="margin:0px; text-indent:-2px" align="justify"><u>September 16, 2024</u></p>
<p style="margin:0px; clear:left" align="justify"><br></p>
<p style="margin:0px; text-indent:48px" align="justify"><u>/s/ Jose-Carlos Gutierrez-Ramos</u></p>
<p style="margin:0px; text-indent:48px" align="justify">Jose-Carlos Gutierrez-Ramos </p>
<p style="margin-top:0px; margin-bottom:9.8px"><br></p>
<p style="margin-top:0px; margin-bottom:9.8px"><br><br></p>
</body></html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
