Diaz Fred M sold $63K of SITE
Diaz Fred M sold 562 shares of SiteOne Landscape Supply, Inc. (SITE) at $112.52 on 2026-05-28 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
A director’s open-market sale under a 10b5-1 plan is typically treated as lower-signal than discretionary selling, but it can still influence short-term sentiment.
Market read
Disclosed insider selling at a specific price and date; most likely a sentiment/positioning datapoint rather than a fundamental catalyst.
What to watch
Traders should check whether multiple recent insider transactions cluster around the same period; a single Form 4 is often insufficient for a directional thesis.
Background
The article is an SEC Form 4 insider transaction disclosure for SiteOne Landscape Supply, Inc.
Ticker impact
Director Diaz Fred M sold 562 shares of SiteOne Landscape Supply on an open-market sale under a pre-arranged 10b5-1 plan.
Low likelihood of a sustained price move; any reaction is likely modest and short-lived.
The filing is a routine 10b5-1 sale with no accompanying operational/financial catalyst in the article.
Market effects
Minimal; this is company-specific insider activity with no sector-wide catalyst mentioned.
None indicated.
None indicated.
Counterpoint
Because the sale is under a pre-arranged 10b5-1 plan, it may reflect scheduled liquidity rather than bearish expectations.
Key entities
- issuerSiteOne Landscape Supply, Inc.
Subject of the Form 4 insider transaction disclosure (director sale under 10b5-1).
- insiderDiaz Fred M
Director who sold 562 shares at $112.52/share; holdings after sale: 11,267 shares.

