16 insiders reported 130 Form 4 transactions for SiteOne Landscape Supply, Inc. (SITE) over the past 18 months (most recent 2026-05-29). Recent activity: Diaz Fred M (Director) Sell 563 shares, Diaz Fred M (Director) Sell 562 shares, WYSZOMIERSKI JACK L (Director) Buy 1,186 shares, Isbell Jeri L (Director) Buy 1,125 shares, Douglas William W III (Director) Buy 1,186 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-29 | Diaz Fred M | Director | Sell | 563 | $64,818 |
| 2026-05-29 | Diaz Fred M | Director | Sell | 562 | $63,236 |
| 2026-05-14 | WYSZOMIERSKI JACK L | Director | Buy | 1,186 | $0 |
| 2026-05-14 | Isbell Jeri L | Director | Buy | 1,125 | $0 |
| 2026-05-14 | Douglas William W III | Director | Buy | 1,186 | $0 |
| 2026-05-14 | Dunbar Webster Roy | Director | Buy | 1,186 | $0 |
| 2026-05-14 | Drake Larisa | Director | Buy | 1,125 | $0 |
| 2026-05-14 | Diaz Fred M | Director | Buy | 1,125 | $0 |
| 2026-05-14 | Sansone Judith S | Director | Buy | 1,186 | $0 |
| 2026-05-08 | Laughlin Daniel T. | SVP, Strategy & Development | Buy | 2,000 | $247,200 |
| 2026-02-17 | BLACK DOUG | CEO | Sell | 10,000 | $0 |
| 2026-02-17 | Elema Eric J | EVP, CFO and Assistant Sec. | Sell | 1,765 | $278,888 |
| 2026-02-17 | Elema Eric J | EVP, CFO and Assistant Sec. | Buy | 3,755 | $100,146 |
| 2026-02-17 | BLACK DOUG | CEO | Buy | 10,000 | $0 |
| 2026-02-12 | BLACK DOUG | CEO | Buy | 1,579 | $0 |
| 2026-02-12 | BLACK DOUG | CEO | Sell | 702 | $104,444 |
| 2026-02-12 | Versaggi Shannon | EVP Mktg, Cat. Mgmt. & Pricing | Buy | 232 | $0 |
| 2026-02-12 | Versaggi Shannon | EVP Mktg, Cat. Mgmt. & Pricing | Sell | 83 | $12,349 |
| 2026-02-12 | Elema Eric J | EVP, CFO and Assistant Sec. | Buy | 72 | $0 |
| 2026-02-12 | Elema Eric J | EVP, CFO and Assistant Sec. | Sell | 25 | $3,720 |
| 2026-02-12 | Salmon Scott | EVP, Strategy & Development | Buy | 278 | $0 |
| 2026-02-12 | Salmon Scott | EVP, Strategy & Development | Sell | 86 | $12,795 |
| 2026-02-12 | Ketter Joseph | EVP, Human Resources | Buy | 255 | $0 |
| 2026-02-12 | Ketter Joseph | EVP, Human Resources | Sell | 130 | $19,341 |
| 2026-02-11 | Ketter Joseph | EVP, Human Resources | Buy | 334 | $0 |
Source: SEC Form 4 filings · as of 2026-05-29