Trundle Stephen — SEC Form 4 filings
SEC reporting owner CIK 1643898. 14 Form 4 filings on record with FilingPulse; latest filed 2026-09-04.
Transaction summary — filings shown
Covers all 14 filings on record, filed 2024-02-27 to 2026-09-04. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 4 legs across 1 filing — 26,000 shares, $1,257,281 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 11 legs across 9 filings — 168,557 shares, $10,939,587 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 13.
- Largest priced transaction: sale of 49,400 shares @ $73.79 ($3,645,226) in Alarm.com Holdings, Inc., filed 2024-02-27.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Alarm.com Holdings, Inc. (ALRM) | Chief Executive Officer, Director | 14 | 4 legs · 26,000 sh · $1,257,281 | 11 legs · 168,557 sh · $10,939,587 | 13 |
Form 4 filings — Trundle Stephen
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-04 | 4 | Alarm.com Holdings, Inc. (ALRM) | Gift (G): 2,000 @ $0 | EDGAR |
| 2026-08-25 | 4 | Alarm.com Holdings, Inc. (ALRM) | Option exercise (M): 50,000 @ $32.17 · Sale (S): 50,000 @ $57.67 · Option exercise (M): 50,000 (derivative) @ $0 | EDGAR |
| 2026-05-28 | 4 | Alarm.com Holdings, Inc. (ALRM) | Sale (S): 6,073 @ $43.78 | EDGAR |
| 2026-05-20 | 4 | Alarm.com Holdings, Inc. (ALRM) | Sale (S): 2,944 @ $43.56 | EDGAR |
| 2026-04-10 | 4 | Alarm.com Holdings, Inc. (ALRM) | Grant/award (A): 65,000 @ $0 | EDGAR |
| 2025-11-20 | 4 | Alarm.com Holdings, Inc. (ALRM) | Purchase (P): 3,531 @ $48.57 · Purchase (P): 12,469 @ $48.53 · Purchase (P): 9,900 @ $48.06 · Purchase (P): 100 @ $48.66 | EDGAR |
| 2025-05-27 | 4 | Alarm.com Holdings, Inc. (ALRM) | Grant/award (A): 25,000 @ $0 · Sale (S): 3,644 @ $56.66 · Grant/award (A): 40,000 (derivative) @ $0 | EDGAR |
| 2025-05-16 | 4 | Alarm.com Holdings, Inc. (ALRM) | Sale (S): 3,626 @ $59.51 | EDGAR |
| 2025-04-04 | 4 | Alarm.com Holdings, Inc. (ALRM) | Sale (S): 1,553 @ $55.49 | EDGAR |
| 2024-12-11 | 4 | Alarm.com Holdings, Inc. (ALRM) | Option exercise (M): 47,500 @ $21.70 · Sale (S): 45,501 @ $68.15 · Sale (S): 1,999 @ $68.81 · Option exercise (M): 47,500 (derivative) @ $0 | EDGAR |
| 2024-05-24 | 4 | Alarm.com Holdings, Inc. (ALRM) | Grant/award (A): 25,000 @ $0 · Tax withholding (F): 2,255 @ $67.02 · Grant/award (A): 30,000 (derivative) @ $0 | EDGAR |
| 2024-05-17 | 4 | Alarm.com Holdings, Inc. (ALRM) | Tax withholding (F): 4,512 @ $70.05 | EDGAR |
| 2024-04-03 | 4 | Alarm.com Holdings, Inc. (ALRM) | Gift (G): 5,000 @ $0 · Sale (S): 3,217 @ $70 | EDGAR |
| 2024-02-27 | 4 | Alarm.com Holdings, Inc. (ALRM) | Sale (S): 49,400 @ $73.79 · Sale (S): 600 @ $74.47 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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