Alarm.com Holdings, Inc. — Director's Dealing 2021

Dec 8, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alarm.com Holdings, Inc. (ALRM)
CIK: 0001459200
Period of Report: 2021-12-06

Reporting Person: Trundle Stephen (Director, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-12-06	Common Stock	M	25000	$4.00	Acquired	234844	Direct
2021-12-06	Common Stock	S	3462	$78.30	Disposed	231382	Direct
2021-12-06	Common Stock	S	19821	$79.20	Disposed	211561	Direct
2021-12-06	Common Stock	S	1717	$79.66	Disposed	209844	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-12-06	Stock Option (Right to Buy)	$4.00	M	25000	Disposed	2023-12-30	Common Stock (25000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1339343	Indirect
Common Stock	259687	Indirect
Common Stock	9862	Indirect

Footnotes

F1: This exercise and the corresponding sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 9, 2021.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $77.61 to $78.58, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.61 to $79.60, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $79.61 to $79.88, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

F5: These shares are owned by Backbone Partners, LLC ("Backbone"). The Reporting Person has the sole power to vote and dispose of the shares held by Backbone. The Reporting Person disclaims beneficial ownership of the shares owned by Backbone except to the extent, if any, of his pecuniary interest therein.

F6: These shares are owned by the Stephen Trundle 2015 Gift Trust (the "Trust"). Certain members of the Reporting Person's immediate family are beneficiaries of the Trust. The Reporting Person disclaims beneficial ownership of the shares owned by the Trust except to the extent, if any, of his pecuniary interest therein.

F7: These shares are owned by the Footings Advancement Trust (the "Advancement Trust"). The Reporting Person has the sole power to vote and dispose of the shares held by the Advancement Trust and certain members of the Reporting Person's immediate family are beneficiaries. The Reporting Person disclaims beneficial ownership of the shares owned by the Advancement Trust except to the extent, if any, of his pecuniary interest therein.

F8: This option is fully vested and immediately exercisable.