SITE SiteOne Landscape Supply, Inc. Insider Trading

SVP Laughlin buys 2,000 shares as stock trades well below its highs amid recent quarterly loss.

Daniel Laughlin, the Senior Vice President of Strategy & Development, made his first open-market share purchase on the filing date, acquiring a meaningful stake while the stock has retreated from its prior highs. This is noteworthy because it marks his first Form 4 trading activity in the available three-year window, suggesting a deliberate decision to build a position rather than routine rebalancing. The stock's recent price action has been negative, trading well below its peak valuations, which typically creates conditions where insiders accumulate shares if they believe the decline is temporary. However, the company's latest quarterly results showed a net loss, which adds complexity—Laughlin is buying into a profitable company on an annual basis but during a quarter where earnings turned negative. The purchase comes at a time when the stock is positioned between support and elevated valuation levels, making this an intermediate-term bet that the company can return to profitability and reverse its recent downward momentum.

CEO Doug Black sold 7,384 shares of SITE at $132.09 under 10b5-1 plan; retains 600,446 shares.

CEO Doug Black executed a scheduled sale of 7,384 shares at $132.09 for $975,352.56 on 2025-07-25, reducing his holdings from 607,830 to 600,446 shares. This transaction is governed by a pre-arranged 10b5-1 trading plan adopted on 2024-11-27, meaning the sale was scheduled in advance rather than discretionary. The sale represents a modest 1.2% reduction in his CEO stake, indicating continued material ownership position. Since the sale follows a pre-set plan established months earlier, no timing-based inference about current market or business conditions can be drawn from this transaction itself.

CEO BLACK DOUG sold 29,760 shares of SITE at $129.28 ($3.8M) via pre-arranged 10b5-1 plan

CEO BLACK DOUG executed a sale of 29,760 shares at $129.28 on 2025-07-11, reducing his holdings from 626,444 to 596,684 shares. This transaction is part of a pre-arranged 10b5-1 trading plan adopted on 2024-11-27, meaning the sale was scheduled and not discretionary. The -4.8% reduction in his holdings reflects automated execution under a plan established months in advance, so this filing carries limited signal value regarding current insider sentiment or company outlook. Investors should note the scheduled nature of this sale when evaluating its significance relative to discretionary insider trading activity.

EVP Ketter Joseph sold 39,640 shares of SITE at $126.28 under 10b5-1 plan, reducing holdings to 13,663 shares.

Ketter Joseph, EVP of Human Resources, executed a sale of 39,640 shares for $5,005,739.20 on 2025-07-01 pursuant to a 10b5-1 trading plan adopted on 2024-11-27. This scheduled transaction reduced his holdings from 53,303 shares to 13,663 shares, representing a net reduction of -74.4% versus pre-transaction holdings. As a pre-arranged plan, the trade reflects predetermined execution rather than discretionary decision-making at a particular market price point.

CEO Doug Black sold 7,386 shares of SITE at $131.92 on 2025-02-26 under pre-arranged 10b5-1 plan

Doug Black, CEO of SiteOne Landscape Supply, sold 7,386 shares at $131.92 on 2025-02-26 under a 10b5-1 trading plan adopted on 2024-11-27, reducing his holdings from 589,248 shares to 581,862 shares. This represents a -1.3% reduction in his post-transaction holdings and is part of a pre-arranged, non-discretionary schedule rather than a discretionary trading decision. The automated nature of the sale under the 10b5-1 framework means the timing was determined months in advance and does not reflect current market or operational conditions.