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Alarm.com CEO gifts 2,000 shares to charity

Alarm.com CEO Stephen Trundle reported a 2,000-share charitable gift, with substantial direct and indirect holdings remaining.

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Alarm.com Holdings, Inc. (ALRM) director and Chief Executive Officer Stephen Trundle reported a bona fide charitable gift of 2,000 shares of common stock on September 2, 2026, to a donor advised fund; the filing states that no shares were sold. Following this gift, he held 322,842 shares directly and additional indirect holdings reported through Backbone Partners, LLC, the Stephen Trundle 2015 Gift Trust, and the Footings Advancement Trust, for which he disclaims beneficial ownership except to any pecuniary interest. No Rule 10b5-1 trading plan is reported.

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Insider Trundle Stephen
Role Chief Executive Officer
Type Security Shares Price Value
Gift Common Stock F1 2,000 $0.00 $0.00
holding Common Stock F2 -- -- --
holding Common Stock F3 -- -- --
holding Common Stock F4 -- -- --
Holdings After Transaction: Common Stock — 322,842 shares (Direct); Common Stock — 1,315,343 shares (Indirect, By LLC); Common Stock — 259,687 shares (Indirect, By Gift Trust); Common Stock — 9,862 shares (Indirect, By Footings Advancement Trust)
Footnotes (4)
  1. F1. Represents a bona fide charitable contribution to a donor advised fund. No shares were sold by the Reporting Person.
  2. F2. 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.
  3. F3. 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.
  4. F4. 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.
Charitable gift shares 2,000 shares Bona fide charitable contribution of common stock on September 2, 2026
Direct holdings after transaction 322,842 shares Common stock directly owned by Stephen Trundle after the gift
Indirect holdings via Backbone Partners, LLC 1,315,343 shares Common stock held by Backbone Partners, LLC, associated with the reporting person
Indirect holdings via 2015 Gift Trust 259,687 shares Common stock held by the Stephen Trundle 2015 Gift Trust
Indirect holdings via Footings Advancement Trust 9,862 shares Common stock held by the Footings Advancement Trust
Gift transactions reported 1 transaction Single bona fide gift of common stock reported on this Form 4
Gift shares total 2,000 shares Total shares involved in the bona fide charitable gift
bona fide gift financial
"Represents a bona fide charitable contribution to a donor advised fund."
A bona fide gift is a genuine, voluntary transfer of money, property, or benefits from one party to another made without expectation of repayment, services, or hidden conditions. Investors care because such gifts can affect company disclosures, related‑party transaction rules, tax treatment, and perceived conflicts of interest; think of it like someone giving you a present with no strings attached — but on a corporate scale, auditors and regulators need to verify it really is unconditional.
donor advised fund financial
"Represents a bona fide charitable contribution to a donor advised fund."
A donor advised fund is a charitable savings account you fund with cash or assets (including stocks) that lets you take an immediate tax benefit while recommending when and which charities receive grants over time. Think of it like a dedicated piggy bank for giving: you get tax relief when you put money in, can avoid selling appreciated securities and triggering capital gains, and still control the timing and recipients of donations, which affects tax planning, portfolio decisions, and public giving signals.
beneficial ownership financial
"The Reporting Person disclaims beneficial ownership of the shares owned by Backbone"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
pecuniary interest financial
"except to the extent, if any, of his pecuniary interest therein."

FAQ

What insider transaction did ALRM’s CEO Stephen Trundle report on September 2, 2026?

Stephen Trundle reported a bona fide charitable gift of 2,000 shares of Alarm.com Holdings, Inc. common stock on September 2, 2026, contributed to a donor advised fund. The filing specifies that no shares were sold in connection with this transaction.

How many ALRM shares does Stephen Trundle hold directly after this Form 4 transaction?

After the reported charitable gift, Stephen Trundle holds 322,842 shares of Alarm.com common stock in direct ownership. This figure reflects his direct holdings following the 2,000-share bona fide gift on September 2, 2026.

Does the Form 4 indicate that ALRM’s CEO trades under a Rule 10b5-1 plan?

The filing indicates no Rule 10b5-1 trading plan for the reported transactions. The document-level Rule 10b5-1 checkbox is marked as not affirming a plan, and no footnote describes trades pursuant to such a plan.

Was the 2,000-share ALRM transaction a sale on the market?

No. The Form 4 describes the 2,000-share transaction as a bona fide charitable contribution to a donor advised fund and states explicitly that no shares were sold by the reporting person in this transaction.

Who legally owns the indirect ALRM holdings reported for Stephen Trundle?

Indirect holdings are owned by Backbone Partners, LLC, the Stephen Trundle 2015 Gift Trust, and the Footings Advancement Trust. The filing states Trundle disclaims beneficial ownership of these shares except to the extent of any pecuniary interest he may have.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Trundle Stephen

(Last)(First)(Middle)
C/O ALARM.COM HOLDINGS, INC.
8281 GREENSBORO DRIVE SUITE 100

(Street)
TYSONS VIRGINIA 22102

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Alarm.com Holdings, Inc. [ ALRM ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
Chief Executive Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/02/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock09/02/2026G(1)2,000D$0322,842D
Common Stock1,315,343IBy LLC(2)
Common Stock259,687IBy Gift Trust(3)
Common Stock9,862IBy Footings Advancement Trust(4)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Represents a bona fide charitable contribution to a donor advised fund. No shares were sold by the Reporting Person.
2. 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.
3. 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.
4. 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.
/s/ Daniel Ramos, Attorney-in-Fact09/04/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

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