<SEC-DOCUMENT>0001193125-18-045812-index.html : 20180214
<SEC-HEADER>0001193125-18-045812.hdr.sgml : 20180214
<ACCEPTANCE-DATETIME>20180214170319
ACCESSION NUMBER:		0001193125-18-045812
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180214
DATE AS OF CHANGE:		20180214
GROUP MEMBERS:		BACKBONE PARTNERS, LLC
GROUP MEMBERS:		STEPHEN TRUNDLE 2015 4 YEAR GRAT
GROUP MEMBERS:		STEPHEN TRUNDLE 2015 GIFT TRUST

SUBJECT COMPANY:	

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

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-88906
		FILM NUMBER:		18613329

	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:			Trundle Stephen
		CENTRAL INDEX KEY:			0001643898

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	MAIL ADDRESS:	
		STREET 1:		C/O ALARM.COM HOLDINGS, INC.
		STREET 2:		8150 LEESBURG PIKE
		CITY:			VIENNA
		STATE:			VA
		ZIP:			22182
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>d539360dsc13ga.htm
<DESCRIPTION>SC 13G AMENDMENT NO. 2
<TEXT>
Document 1 - file: d539360dsc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>