SiteOne Landscape Supply, Inc. insider trading
SITE$87.66-1.90 (-2.12% today)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (-29.8%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- DBDoug Black1.38%
- WWWilliam W. Douglas III0.0438%
- JLJack L. Wyszomierski0.0438%
- JKJoseph Ketter0.0335%
- SSScott Salmon0.0314%
- JTJohn T. Guthrie0.0311%
- WRWebster Roy Dunbar0.0267%
- JIJeri I. Stromquist0.0262%
- FMFred M. Diaz0.0258%
- BLBrisendine L. Briley Jr.0.0256%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| SITE | Doug Black | Open market purchase$481K | +0.8% | $96.13 | $481K | Aug 26, 2026 | Aug 28, 2026 |
| SITE | Doug Black | Open market purchase$409K | +0.7% | $102.13 | $409K | Aug 4, 2026 | Aug 6, 2026 |
| SITE | Doug Black | Open market purchase$408K | +0.7% | $101.94 | $408K | Aug 4, 2026 | Aug 6, 2026 |
| SITE | Fred M. Diaz | Open market sell$63.2K | -4.8% | $112.52 | $63.2K | May 28, 2026 | May 29, 2026 |
| SITE | Fred M. Diaz | Open market sell$64.8K | -4.5% | $115.13 | $64.8K | May 27, 2026 | May 29, 2026 |
| SITE | Daniel T. Laughlin | Open market purchase$247K | Not reported | $123.60 | $247K | May 6, 2026 | May 8, 2026 |
| SITE | John T. Guthrie | Open market sell$258K | -12.4% | $134.83 | $258K | Nov 26, 2025 | Dec 1, 2025 |