John T. Guthrie, EVP, CFO, and Assistant Secretary of SiteOne Landscape Supply, Inc. (SITE), made one open market sale of shares in the last year, totaling about $258 thousand. His most recent transaction occurred on November 26, 2025. Among nearly 12,000 insiders with sales, Guthrie ranks 7,881st by amount, well below the average of $8.6 million across roughly six transactions per insider. He reported no open market purchases.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov. 26, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | S | Common Stock | 1915 | $134.83 | 13,569.0000 | 45,174,654 | 12.37% | 0.00% |
| Nov. 19, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | G | Common Stock | 230 | $0.00 | 15,714.0000 | 45,174,654 | 1.44% | 0.00% |
| Nov. 20, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | G | Common Stock | 230 | $0.00 | 15,484.0000 | 45,174,654 | 1.46% | 0.00% |
| Feb. 11, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Restricted Stock Units | 288 | $0.00 | 0.0000 | 45,635,077 | 100.00% | 0.00% |
| Feb. 11, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 268 | $133.16 | 15,944.0000 | 45,635,077 | 1.65% | 0.00% |
| Feb. 11, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 288 | $0.00 | 16,212.0000 | 45,635,077 | 1.81% | 0.00% |
| Feb. 10, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 325 | $0.00 | 16,227.0000 | 45,635,077 | 2.04% | 0.00% |
| Feb. 10, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 303 | $134.08 | 15,924.0000 | 45,635,077 | 1.87% | 0.00% |
| Feb. 10, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Restricted Stock Units | 325 | $0.00 | 325.0000 | 45,635,077 | 50.00% | 0.00% |
| Feb. 9, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 358 | $133.13 | 15,902.0000 | 45,635,077 | 2.20% | 0.00% |
| Feb. 7, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Restricted Stock Units | 615 | $0.00 | 1,844.0000 | 45,635,077 | 25.01% | 0.00% |
| Feb. 9, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Restricted Stock Units | 419 | $0.00 | 836.0000 | 45,635,077 | 33.39% | 0.00% |
| Feb. 9, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 419 | $0.00 | 16,260.0000 | 45,635,077 | 2.65% | 0.00% |
| Feb. 7, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 526 | $133.13 | 15,841.0000 | 45,635,077 | 3.21% | 0.00% |
| Feb. 7, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 615 | $0.00 | 16,367.0000 | 45,635,077 | 3.90% | 0.00% |
| Feb. 5, 2025 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | A | Restricted Stock Units | 3036 | $0.00 | 3,036.0000 | 45,635,077 | 9999.99% | 0.01% |
| May 6, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 1002 | $158.12 | 15,752.0000 | 45,686,268 | 5.98% | 0.00% |
| May 6, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | A | Common Stock | 1287 | $0.00 | 16,754.0000 | 45,686,268 | 8.32% | 0.00% |
| March 8, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 3000 | $51.59 | 18,467.0000 | 45,686,268 | 19.40% | 0.01% |
| March 8, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | S | Common Stock | 3000 | $180.00 | 15,467.0000 | 45,686,268 | 16.25% | 0.01% |
| March 8, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Stock Options (right to buy) | 3000 | $0.00 | 541.0000 | 45,686,268 | 0.00% | 0.01% |
| Feb. 10, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 271 | $160.70 | 15,405.0000 | 45,686,268 | 1.73% | 0.00% |
| Feb. 11, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 288 | $0.00 | 15,693.0000 | 45,686,268 | 1.87% | 0.00% |
| Feb. 11, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 226 | $160.70 | 15,467.0000 | 45,686,268 | 1.44% | 0.00% |
| Feb. 9, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Restricted Stock Units | 418 | $0.00 | 1,255.0000 | 45,686,268 | 24.99% | 0.00% |
| Feb. 10, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Restricted Stock Units | 325 | $0.00 | 650.0000 | 45,686,268 | 33.33% | 0.00% |
| Feb. 11, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Restricted Stock Units | 288 | $0.00 | 288.0000 | 45,686,268 | 50.00% | 0.00% |
| Feb. 10, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 325 | $0.00 | 15,676.0000 | 45,686,268 | 2.12% | 0.00% |
| Feb. 9, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 316 | $160.70 | 15,351.0000 | 45,686,268 | 2.02% | 0.00% |
| Feb. 9, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 418 | $0.00 | 15,667.0000 | 45,686,268 | 2.74% | 0.00% |
| Feb. 7, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | A | Restricted Stock Units | 2459 | $0.00 | 2,459.0000 | 45,686,268 | 50.00% | 0.01% |
| Feb. 5, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Restricted Stock Units | 307 | $0.00 | 0.0000 | 45,686,268 | 100.00% | 0.00% |
| Feb. 5, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 108 | $150.07 | 15,249.0000 | 45,686,268 | 0.70% | 0.00% |
| Feb. 5, 2024 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 307 | $0.00 | 15,357.0000 | 45,686,268 | 2.04% | 0.00% |
| Dec. 14, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | S | Common Stock | 3000 | $170.00 | 15,050.0000 | 45,780,836 | 16.62% | 0.01% |
| Dec. 14, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Stock Options (right to buy) | 3000 | $0.00 | 3,541.0000 | 45,780,836 | 554.53% | 0.01% |
| Dec. 14, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 3000 | $51.59 | 18,050.0000 | 45,780,836 | 19.93% | 0.01% |
| Aug. 7, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | S | Common Stock | 1028 | $164.47 | 15,050.0000 | 45,780,836 | 6.39% | 0.00% |
| May 11, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 1674 | $148.09 | 16,077.0000 | 45,780,836 | 9.43% | 0.00% |
| May 11, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | A | Common Stock | 2458 | $0.00 | 17,751.0000 | 45,780,836 | 16.07% | 0.01% |
| Feb. 10, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 222 | $146.87 | 15,201.0000 | 45,780,836 | 1.44% | 0.00% |
| Feb. 11, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 289 | $0.00 | 15,490.0000 | 45,780,836 | 1.90% | 0.00% |
| Feb. 11, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | F | Common Stock | 197 | $146.87 | 15,293.0000 | 45,780,836 | 1.27% | 0.00% |
| Feb. 10, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Restricted Stock Units | 325 | $0.00 | 975.0000 | 45,780,836 | 25.00% | 0.00% |
| Feb. 11, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Restricted Stock Units | 289 | $0.00 | 576.0000 | 45,780,836 | 33.41% | 0.00% |
| Feb. 9, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | A | Stock Options (right to buy) | 3514 | $0.00 | 3,514.0000 | 45,780,836 | 50.00% | 0.01% |
| Feb. 9, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | A | Restricted Stock Units | 1673 | $0.00 | 1,673.0000 | 45,780,836 | 50.00% | 0.00% |
| Feb. 10, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec. | M | Common Stock | 325 | $0.00 | 15,423.0000 | 45,780,836 | 2.15% | 0.00% |
| Feb. 5, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec | F | Common Stock | 226 | $159.86 | 14,945.0000 | 45,780,836 | 1.49% | 0.00% |
| Feb. 6, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec | M | Common Stock | 545 | $0.00 | 15,490.0000 | 45,780,836 | 3.65% | 0.00% |
| Feb. 6, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec | F | Common Stock | 392 | $155.52 | 15,098.0000 | 45,780,836 | 2.53% | 0.00% |
| Feb. 5, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec | M | Restricted Stock Units | 307 | $0.00 | 307.0000 | 45,780,836 | 50.00% | 0.00% |
| Feb. 6, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec | M | Restricted Stock Units | 545 | $0.00 | 0.0000 | 45,780,836 | 100.00% | 0.00% |
| Feb. 5, 2023 | SiteOne Landscape Supply, Inc. | $SITE | GUTHRIE JOHN T | EVP, CFO and Assistant Sec | M | Common Stock | 307 | $0.00 | 15,171.0000 | 45,780,836 | 2.07% | 0.00% |