Form 4: SiteOne CFO Sells Shares Under 10b5-1 Plan

SiteOne Landscape Supply's EVP, CFO, and Assistant Secretary, John T. Guthrie, sold 1,915 shares of common stock for approximately $134.83 per share under a pre-arranged trading plan.

Summary

• John T. Guthrie, EVP, CFO, and Assistant Secretary of SiteOne Landscape Supply, Inc. (SITE), sold 1,915 shares of common stock.
• The transaction occurred on November 26, 2025.
• The shares were sold at a weighted average price of $134.83, with individual sales ranging from $134.70 to $135.00.
• The sale was executed pursuant to a Rule 10b5-1(c) pre-arranged trading plan.
• Following this transaction, Mr. Guthrie beneficially owns 13,569 shares of common stock directly.

Sentiment

Score: 5

Explanation: Neutral. A Form 4 filing is a factual disclosure of an insider transaction. The sale was conducted under a 10b5-1 plan, which typically indicates a pre-scheduled transaction rather than a reaction to new information, thus mitigating negative sentiment often associated with insider selling.

Future Outlook

This filing does not contain any forward-looking statements or guidance.

Industry Context

This insider transaction is a routine disclosure required by the SEC and does not inherently reflect broader industry trends or competitive dynamics. The use of a 10b5-1 plan suggests a pre-scheduled sale rather than a reaction to immediate market conditions.

Stakeholder Impact

• Shareholders: The sale by a key executive, even under a 10b5-1 plan, could be viewed with slight caution, though the amount is relatively small compared to the company's market capitalization. The pre-arranged nature typically reduces concerns about opportunistic selling.

Key Dates

Keywords

SiteOne Landscape Supply, SITE, John T. Guthrie, Insider Trading, Form 4, Stock Sale, CFO, 10b5-1 Plan