SiteOne Landscape Supply (SITE) stock: insider trades, news & valuation
Industrials · Net buyingShare price and insider trades
SiteOne Landscape Supply insider trading at a glance (Oct 9, 2026): in the past 12 months, 2 insiders bought $1.5M and 3 sold $665K of SITE stock on the open market; P/E 23.9 vs. a sector median of 26.6.
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SITE insider buying and selling by quarter
Open-market purchases (green, above the line) and sales (red, below), by trade date.
| Quarter | Bought | Purchases | Sold | Sales |
|---|---|---|---|---|
| Q4 2026 | — | 0 | — | 0 |
| Q3 2026 | $1.3M | 3 | — | 0 |
| Q2 2026 | $247K | 1 | $128K | 2 |
| Q1 2026 | — | 0 | $279K | 1 |
| Q4 2025 | — | 0 | $258K | 1 |
Valuation, profit and volume
Pick score 56/100Summary
Over the past 12 months, 2 SiteOne Landscape Supply, Inc. insiders reported open-market purchases totaling $1.5M, while 3 insiders reported sales totaling $665K. 2 of 4 recorded sales were made under pre-scheduled Rule 10b5-1 trading plans, which are usually less informative than discretionary sales.
SITE stock news and SEC filings
Recent 8-K filings and headlines. Tone is scored from the headline wording; “Policy” marks regulatory, trade or government topics.
- 8-K Earnings release
Insider transactions
Open-market purchases and sales.
| Filed | Insider | Type | Shares | Price | Value | Since | Score |
|---|---|---|---|---|---|---|---|
| Aug 28SEC | Doug BlackCEO | Buy | 5,00013,000 held (+62%) | $96.13 | $481K | -9.3% | — |
| Aug 6SEC | Doug BlackCEO | Buy | 4,0008,000 held (+100%) | $102.13 | $409K | -14.7% | — |
| Aug 6SEC | Doug BlackCEO | Buy | 4,000new position | $101.94 | $408K | -14.5% | — |
| May 29SEC | Fred M DiazDirector | Sell Plan | 56311,829 held (−5%) | $115.13 | $65K | -24.3% | — |
| May 29SEC | Fred M DiazDirector | Sell Plan | 56211,267 held (−5%) | $112.52 | $63K | -22.5% | — |
| May 8SEC | Daniel T. LaughlinSvp, Strategy & Development | Buy | 2,000new position | $123.60 | $247K | -29.5% | — |
| Feb 17SEC | Eric J ElemaCFO | Sell | 1,7652,911 held (−38%) | $158.01 | $279K | -44.8% | — |
| Dec 1SEC | John T GuthrieCFO | Sell | 1,91513,569 held (−12%) | $134.83 | $258K | -35.4% | — |
Insiders at SiteOne Landscape Supply, Inc.
| Insider | Bought | Sold | Last filing | Score |
|---|---|---|---|---|
| Doug BlackCEO | $1.3M | — | Aug 28, 2026 | — |
| Daniel T. LaughlinSvp, Strategy & Development | $247K | — | May 8, 2026 | — |
| Eric J ElemaCFO | — | $279K | Feb 17, 2026 | — |
| John T GuthrieCFO | — | $258K | Dec 1, 2025 | — |
| Fred M DiazDirector | — | $128K | May 29, 2026 | — |
Insider activity at other Industrials companies
Same sector, ranked by insider buying in the last 90 days.
SITE stock: common questions
Are SiteOne Landscape Supply, Inc. insiders buying SITE stock?
In the past 12 months, 2 insiders reported open-market purchases of SITE worth $1.5M. The latest was CEO Doug Black bought $481K of SITE at $96.13 — largest purchase by this insider in our records; raises the stake by 62%.
Are SiteOne Landscape Supply, Inc. insiders selling SITE stock?
3 insiders reported sales worth $665K over the same period.
Where does this data come from?
Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.
What is SITE's P/E ratio?
SITE trades at about 23.9 times trailing earnings, compared with a median of 26.6 for the Industrials sector.
What is SITE's 52-week range?
Over the past year SITE has traded between $86.36 and $163.25. It last closed at $87.16 on Oct 9, 2026.