<SEC-DOCUMENT>0002053997-25-000004.txt : 20250205
<SEC-HEADER>0002053997-25-000004.hdr.sgml : 20250205
<ACCEPTANCE-DATETIME>20250205134442
ACCESSION NUMBER:		0002053997-25-000004
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250205

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Beta Bionics, Inc.
		CENTRAL INDEX KEY:			0001674632
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				475386878
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-94834
		FILM NUMBER:		25592445

	BUSINESS ADDRESS:	
		STREET 1:		11 HUGHES
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92618
		BUSINESS PHONE:		949-427-7785

	MAIL ADDRESS:	
		STREET 1:		11 HUGHES
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92618

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Beta Bionics, Inc
		DATE OF NAME CHANGE:	20160513

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Wellington Hadley Harbor Aggregator IV, L.P.
		CENTRAL INDEX KEY:			0002053997
		ORGANIZATION NAME:           	
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G

	BUSINESS ADDRESS:	
		STREET 1:		280 CONGRESS STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210
		BUSINESS PHONE:		617-951-5000

	MAIL ADDRESS:	
		STREET 1:		280 CONGRESS STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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    <submissionType>SCHEDULE 13G</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0002053997</cik>
          <ccc>XXXXXXXX</ccc>
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      <liveTestFlag>LIVE</liveTestFlag>



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    <coverPageHeader>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <eventDateRequiresFilingThisStatement>01/30/2025</eventDateRequiresFilingThisStatement>
      <issuerInfo>
        <issuerCik>0001674632</issuerCik>
        <issuerName>Beta Bionics, Inc.</issuerName>
        <issuerCusip>08659B102</issuerCusip>
        <issuerPrincipalExecutiveOfficeAddress>
          <com:street1>11 Hughes</com:street1>
          <com:city>Irvine</com:city>
          <com:stateOrCountry>X1</com:stateOrCountry>
          <com:zipCode>92618</com:zipCode>
        </issuerPrincipalExecutiveOfficeAddress>
      </issuerInfo>
      <designateRulesPursuantThisScheduleFiled>
        <designateRulePursuantThisScheduleFiled>Rule 13d-1(c)</designateRulePursuantThisScheduleFiled>
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      <reportingPersonName>Wellington Hadley Harbor Aggregator IV, L.P.</reportingPersonName>
      <citizenshipOrOrganization>X1</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>0</soleVotingPower>
        <sharedVotingPower>2901599</sharedVotingPower>
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        <sharedDispositivePower>2901599</sharedDispositivePower>
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      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>2901599.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <classPercent>6.8</classPercent>
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        <issuerName>Beta Bionics, Inc.</issuerName>
        <issuerPrincipalExecutiveOfficeAddress>11 Hughes, Irvine CA 92618</issuerPrincipalExecutiveOfficeAddress>
      </item1>
      <item2>
        <filingPersonName>
Wellington Hadley Harbor Aggregator IV, L.P.</filingPersonName>
        <principalBusinessOfficeOrResidenceAddress>N/A</principalBusinessOfficeOrResidenceAddress>
        <citizenship>United States</citizenship>
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        <amountBeneficiallyOwned>2,901,599</amountBeneficiallyOwned>
        <classPercent>6.77</classPercent>
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        <certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.</certifications>
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    <signatureInformation>
      <reportingPersonName>Wellington Hadley Harbor Aggregator IV, L.P.</reportingPersonName>
      <signatureDetails>
        <signature>Ihsan Speede</signature>
        <title>Authorized Person</title>
        <date>02/05/2025</date>
      </signatureDetails>
    </signatureInformation>
    <signatureComments>
    Wellington Alternative Investments LLC; Its General Partner

        Signature:  Ihsan Speede
        Name/Title: Authorized Person
        Date:       02/05/2025
</signatureComments>
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