<SEC-DOCUMENT>0001050442-25-000037.txt : 20251114
<SEC-HEADER>0001050442-25-000037.hdr.sgml : 20251114
<ACCEPTANCE-DATETIME>20251114153817
ACCESSION NUMBER:		0001050442-25-000037
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251114
DATE AS OF CHANGE:		20251114

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Alarm.com Holdings, Inc.
		CENTRAL INDEX KEY:			0001459200
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		ORGANIZATION NAME:           	06 Technology
		EIN:				264247032
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-88906
		FILM NUMBER:		251485213

	BUSINESS ADDRESS:	
		STREET 1:		8281 GREENSBORO DRIVE
		STREET 2:		SUITE 100
		CITY:			TYSONS
		STATE:			VA
		ZIP:			22102
		BUSINESS PHONE:		877-389-4033

	MAIL ADDRESS:	
		STREET 1:		8281 GREENSBORO DRIVE
		STREET 2:		SUITE 100
		CITY:			TYSONS
		STATE:			VA
		ZIP:			22102

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DISCIPLINED GROWTH INVESTORS INC /MN
		CENTRAL INDEX KEY:			0001050442
		ORGANIZATION NAME:           	
		EIN:				411901233
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		150 S 5TH ST
		STREET 2:		SUITE 2550
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55402
		BUSINESS PHONE:		6123174100

	MAIL ADDRESS:	
		STREET 1:		150 S. FIFTH ST
		STREET 2:		SUITE 2550
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55402
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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    <submissionType>SCHEDULE 13G/A</submissionType>
    <previousAccessionNumber>0001050442-24-000024</previousAccessionNumber>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001050442</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
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      <liveTestFlag>LIVE</liveTestFlag>


    </filerInfo>
  </headerData>
  <formData>
    <coverPageHeader>
      <amendmentNo>4</amendmentNo>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <eventDateRequiresFilingThisStatement>09/30/2025</eventDateRequiresFilingThisStatement>
      <issuerInfo>
        <issuerCik>0001459200</issuerCik>
        <issuerName>Alarm.com Holdings, Inc.</issuerName>
        <issuerCusip>011642105</issuerCusip>
        <issuerPrincipalExecutiveOfficeAddress>
          <com:street1>8281 GREENSBORO DRIVE</com:street1>
          <com:street2>8281 GREENSBORO DRIVE</com:street2>
          <com:city>TYSONS</com:city>
          <com:stateOrCountry>VA</com:stateOrCountry>
          <com:zipCode>22102</com:zipCode>
        </issuerPrincipalExecutiveOfficeAddress>
      </issuerInfo>
      <designateRulesPursuantThisScheduleFiled>
        <designateRulePursuantThisScheduleFiled>Rule 13d-1(b)</designateRulePursuantThisScheduleFiled>
      </designateRulesPursuantThisScheduleFiled>
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      <reportingPersonName>DISCIPLINED GROWTH INVESTORS INC /MN</reportingPersonName>
      <citizenshipOrOrganization>MN</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>2974170.00</soleVotingPower>
        <sharedVotingPower>0.00</sharedVotingPower>
        <soleDispositivePower>3332095.00</soleDispositivePower>
        <sharedDispositivePower>0.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>3332095.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <classPercent>6.7</classPercent>
      <typeOfReportingPerson>IA</typeOfReportingPerson>
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      <item1>
        <issuerName>Alarm.com Holdings, Inc.</issuerName>
        <issuerPrincipalExecutiveOfficeAddress>8281 GREENSBORO DRIVE, 8281 GREENSBORO DRIVE, TYSONS, VIRGINIA, 22102.</issuerPrincipalExecutiveOfficeAddress>
      </item1>
      <item2>
        <filingPersonName>Disciplined Growth Investors, Inc</filingPersonName>
        <principalBusinessOfficeOrResidenceAddress>150 South Fifth Street
Suite 2550
Minneapolis, MN 55402</principalBusinessOfficeOrResidenceAddress>
        <citizenship>Minnesota, USA
</citizenship>
      </item2>
      <item3>
        <notApplicableFlag>N</notApplicableFlag>
        <typeOfPersonFiling>IA</typeOfPersonFiling>
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      <item4>
        <amountBeneficiallyOwned> 3,332,095
</amountBeneficiallyOwned>
        <classPercent>6.7%</classPercent>
        <numberOfSharesPersonHas>
          <solePowerOrDirectToVote> 2,974,170
</solePowerOrDirectToVote>
          <sharedPowerOrDirectToVote>0</sharedPowerOrDirectToVote>
          <solePowerOrDirectToDispose> 3,332,095
</solePowerOrDirectToDispose>
          <sharedPowerOrDirectToDispose>0</sharedPowerOrDirectToDispose>
        </numberOfSharesPersonHas>
      </item4>
      <item5>
        <notApplicableFlag>Y</notApplicableFlag>
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        <notApplicableFlag>Y</notApplicableFlag>
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      <item9>
        <notApplicableFlag>Y</notApplicableFlag>
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      <item10>
        <notApplicableFlag>N</notApplicableFlag>
        <certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and 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 &amp;#167; 240.14a-11.

</certifications>
      </item10>
    </items>
    <signatureInformation>
      <reportingPersonName>DISCIPLINED GROWTH INVESTORS INC /MN</reportingPersonName>
      <signatureDetails>
        <signature>Peter G. Rieke</signature>
        <title>Chief Operating &amp; Compliance Officer</title>
        <date>11/14/2025</date>
      </signatureDetails>
    </signatureInformation>
  </formData>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
