According to recent filings covering the 90 days ending February 19, 2026, the three most significant insider holders at GrowGeneration are President Michael Salaman (2.13Mn shares), Ceo Darren Lampert (1.79Mn shares), Director Stephen Aiello (815.09K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Michael Salaman | President | 2,126,754 | 17 Dec, 2025 |
| Darren Lampert | Ceo | 1,790,176 | 17 Dec, 2025 |
| Stephen Aiello | 815,085 | 23 Sep, 2025 | |
| Sean Stiefel | 498,811 | 03 Jun, 2021 | |
| Paul F. Jr. Ciasullo | 442,500 | 15 Aug, 2023 | |
| Gregory Kevin Sanders | Chief Financial Officer | 167,035 | 17 Dec, 2025 |
| Jeff Lasher | Cfo | 150,939 | 14 Apr, 2022 |
| Eula L Adams | 127,870 | 19 Sep, 2025 | |
| Monty R Lamirato | Chief Financial Officer | 122,567 | 06 Apr, 2021 |
| Starlett Carter | 40,000 | 19 Sep, 2025 | |
| Tony Sullivan | Chief Operating Officer (Coo) | 28,440 | 05 Nov, 2021 |
| Stephen Kozey | Secretary And Vp Of Legal | 21,000 | 07 Jan, 2022 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 15 Dec, 2025 | Michael Salaman | Common Stock | A | 50,000 | $0.00 | 1,739,313 | D | A |
| 15 Dec, 2025 | Darren Lampert | Common Stock | A | 50,000 | $0.00 | 1,701,702 | D | A |
| 15 Dec, 2025 | Gregory Kevin Sanders | Common Stock | A | 21,375 | $0.00 | 167,035 | D | A |
| 15 Dec, 2025 | Gregory Kevin Sanders | Common Stock | A | 2,671 | $0.00 | 145,660 | D | A |
| 13 Nov, 2025 | Darren Lampert | Common Stock | D | 56,540 | $1.61 | 1,651,702 | D | S |
| 12 Nov, 2025 | Darren Lampert | Common Stock | D | 70,280 | $1.74 | 1,708,242 | D | S |
| 22 Sep, 2025 | Stephen Aiello | Common Stock | A | 133,334 | $1.66 | 668,311 | D | P |
| 18 Sep, 2025 | Eula L Adams | Common Stock | A | 25,000 | $0.00 | 102,870 | D | A |
| 18 Sep, 2025 | Stephen Aiello | Common Stock | A | 20,000 | $0.00 | 534,977 | D | A |
| 18 Sep, 2025 | Starlett Carter | Common Stock | A | 20,000 | $0.00 | 40,000 | D | A |
| 18 Sep, 2025 | Starlett Carter | - | - | 40,000 | D | |||
| 15 Jun, 2025 | Michael Salaman | - | - | 1,689,313 | D | |||
| 15 Jun, 2025 | Michael Salaman | Common Stock | A | 50,000 | $0.00 | 1,689,313 | D | A |
| 15 Jun, 2025 | Darren Lampert | Common Stock | A | 50,000 | $0.00 | 1,778,522 | D | A |
| 15 Jun, 2025 | Gregory Kevin Sanders | Common Stock | A | 21,374 | $0.00 | 142,989 | D | A |
| 19 Mar, 2025 | Michael Salaman | Common Stock | A | 85,465 | $1.21 | 1,639,313 | D | P |
| 19 Mar, 2025 | Darren Lampert | Common Stock | A | 82,639 | $1.19 | 1,728,522 | D | P |
| 15 Dec, 2024 | Michael Salaman | Common Stock | A | 25,000 | $0.00 | 1,553,848 | D | A |
| 15 Dec, 2024 | Michael Salaman | Common Stock | A | 25,000 | $0.00 | 1,528,848 | D | A |
| 15 Dec, 2024 | Darren Lampert | Common Stock | A | 25,000 | $0.00 | 1,620,883 | D | A |