As of May 23, 2026, the three largest insider holders of ALRM are Stephen Trundle (Chief Executive Officer, 1.32Mn shares), Jeffrey A Bedell (Chief Strategy Innovation, 505.81K shares), Stephen Trundle (Chief Executive Officer, 333.86K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Darius G Nevin | - | 24,375 | 0 | 19 Mar, 2026 |
| Jeffrey A Bedell | Chief Strategy Innovation | 505,805 | 0 | 18 Dec, 2025 |
| Steve Valenzuela | Chief Financial Officer | 37,500 | 0 | 14 Mar, 2025 |
| Simone Wu | - | 12,633 | 0 | 06 Jun, 2025 |
| Timothy J. Whall | - | 11,182 | 0 | 06 Jun, 2025 |
| Daniel Ramos | Sr. Vp Corporate Development | 67,192 | 0 | 10 Apr, 2026 |
| Daniel Kerzner | Chief Product Officer | 107,000 | 0 | 10 Apr, 2026 |
| Stephen Trundle | Chief Executive Officer | 0 | 1,315,343 | 20 Nov, 2025 |
| Stephen C. Evans | - | 6,123 | 0 | 16 Dec, 2025 |
| Kevin Christopher Bradley | Chief Financial Officer | 86,546 | 0 | 10 Apr, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 08 Apr, 2026 | Daniel Ramos | Common Stock | A | 25,000 | $0.00 | 67,192 | D | A |
| 08 Apr, 2026 | Stephen Trundle | Common Stock | A | 65,000 | $0.00 | 333,859 | D | A |
| 08 Apr, 2026 | Daniel Kerzner | Common Stock | A | 55,000 | $0.00 | 107,000 | D | A |
| 08 Apr, 2026 | Daniel Ramos | Common Stock | A | 25,000 | $0.00 | 67,192 | D | A |
| 08 Apr, 2026 | Stephen Trundle | Common Stock | A | 65,000 | $0.00 | 333,859 | D | A |
| 08 Apr, 2026 | Kevin Christopher Bradley | Common Stock | A | 35,000 | $0.00 | 86,546 | D | A |
| 08 Apr, 2026 | Daniel Kerzner | Common Stock | A | 55,000 | $0.00 | 107,000 | D | A |
| 08 Apr, 2026 | Kevin Christopher Bradley | Common Stock | A | 35,000 | $0.00 | 86,546 | D | A |
| 18 Mar, 2026 | Darius G Nevin | Common Stock | A | 36,000 | $21.70 | 60,375 | D | M |
| 18 Mar, 2026 | Kevin Christopher Bradley | Common Stock | D | 1,510 | $45.97 | 51,546 | D | S |
| 18 Mar, 2026 | Kevin Christopher Bradley | Common Stock | D | 1,510 | $45.97 | 51,546 | D | S |
| 18 Mar, 2026 | Kevin Christopher Bradley | Common Stock | D | 1,510 | $45.97 | 51,546 | D | S |
| 18 Mar, 2026 | Darius G Nevin | Common Stock | D | 36,000 | $46.17 | 24,375 | D | S |
| 18 Mar, 2026 | Darius G Nevin | Stock Option (Right to Buy) | D | 36,000 | $0.00 | 0 | D | M |
| 16 Dec, 2025 | Jeffrey A Bedell | Common Stock | A | 22,727 | $15.02 | 528,532 | D | M |
| 16 Dec, 2025 | Jeffrey A Bedell | Common Stock | D | 22,727 | $51.82 | 505,805 | D | S |
| 16 Dec, 2025 | Jeffrey A Bedell | Employee Stock Option (Right to Buy) | D | 22,727 | $0.00 | 0 | D | M |
| 12 Dec, 2025 | Jeffrey A Bedell | Common Stock | A | 2,273 | $15.02 | 508,078 | D | M |
| 12 Dec, 2025 | Stephen C. Evans | Common Stock | D | 1,154 | $52.27 | 6,123 | D | S |
| 12 Dec, 2025 | Jeffrey A Bedell | Common Stock | D | 2,273 | $52.51 | 505,805 | D | S |