NYSE · CIK 0001650729
SITE SiteOne Landscape Supply, Inc.
Insider trading from SEC Form 4. Last filing Sep 5, 2025. Close $87.16 on Oct 9, 2026, +1% from the 52-week low and -47% from the high.
Last 90 days
Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
12
with a Form 4 at this company
Price and insider trades, last year
SITEOct 9, 2026 · close 87.16
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at SiteOne Landscape Supply, Inc., scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 6Weak | Fred M Diaz director sell | $125k 865 shares | -7% | +37% from low-8% from high | |
| 15Weak | Doug Black CEO sell | $975k 7,384 shares | -1% | +27% from low-15% from high | |
| 23Weak | Doug Black CEO sell | $3.8M 29,760 shares | -5% | +23% from low-17% from high | |
| 33Weak | Joseph Ketter EVP, Human Resources sell | $5.0M 39,640 shares | -74% | +21% from low-19% from high | |
| 15Weak | Doug Black CEO sell | $974k 7,386 shares | -1% | - | |
| 34Weak | Joseph Ketter EVP, Human Resources sell | $924k 6,500 shares | -33% | - |
Transactions
The last 87 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 3, 2025 | Doug Black CEO | GGift Common Stock | -3,591 | $0.00 | $0 | 493,180 | Sep 5, 2025 |
| Sep 3, 2025 | Doug Black CEO | GGift Common Stockindirect: By Family Trust | +3,591 | $0.00 | $0 | 3,591 | Sep 5, 2025 |
| Aug 29, 2025 | Doug Black CEO | GGift Common Stock | -93,675 | $0.00 | $0 | 496,771 | Sep 3, 2025 |
| Aug 29, 2025 | Fred M Diaz director | SOpen-market sale Common Stock10b5-1 | -865 | $145.07 | $125k | 11,267 | Sep 3, 2025 |
| Aug 1, 2025 | Doug Black CEO | GGift Common Stock | -10,000 | $0.00 | $0 | 590,446 | Aug 4, 2025 |
| Jul 25, 2025 | Doug Black CEO | MOption exercise Common Stock10b5-1 | +11,146 | $51.59 | $575k | 607,830 | Jul 29, 2025 |
| Jul 25, 2025 | Doug Black CEO | SOpen-market sale Common Stock10b5-1 | -7,384 | $132.09 | $975k | 600,446 | Jul 29, 2025 |
| Jul 25, 2025 | Doug Black CEO | MOption exercise Stock Options (right to buy)derivative10b5-1 | +11,146 | $0.00 | $0 | 0 | Jul 29, 2025 |
| Jul 11, 2025 | Doug Black CEO | MOption exercise Common Stock10b5-1 | +44,582 | $51.59 | $2.3M | 626,444 | Jul 14, 2025 |
| Jul 11, 2025 | Doug Black CEO | SOpen-market sale Common Stock10b5-1 | -29,760 | $129.28 | $3.8M | 596,684 | Jul 14, 2025 |
| Jul 11, 2025 | Doug Black CEO | MOption exercise Stock Options (right to buy)derivative10b5-1 | +44,582 | $0.00 | $0 | 11,146 | Jul 14, 2025 |
| Jul 1, 2025 | Joseph Ketter EVP, Human Resources | MOption exercise Common Stock10b5-1 | +39,640 | $12.84 | $509k | 53,303 | Jul 3, 2025 |
| Jul 1, 2025 | Joseph Ketter EVP, Human Resources | SOpen-market sale Common Stock10b5-1 | -39,640 | $126.28 | $5.0M | 13,663 | Jul 3, 2025 |
| Jul 1, 2025 | Joseph Ketter EVP, Human Resources | MOption exercise Stock Options (right to buy)derivative10b5-1 | +39,640 | $0.00 | $0 | 0 | Jul 3, 2025 |
| Jun 2, 2025 | Travis Ryan Jackson General Counsel & Secretary | AGrant or award Restricted Stock Unitsderivative | +2,189 | $0.00 | $0 | 2,189 | Jun 9, 2025 |
| May 14, 2025 | Fred M Diaz director | AGrant or award Restricted Stock Unitsderivative | -1,125 | $0.00 | $0 | 1,125 | May 16, 2025 |
| May 14, 2025 | William W Douglas III director | AGrant or award Common Stock | +1,125 | $0.00 | $0 | 17,934 | May 16, 2025 |
| May 14, 2025 | Larisa Drake director | AGrant or award Restricted Stock Unitsderivative | -1,125 | $0.00 | $0 | 1,125 | May 16, 2025 |
| May 14, 2025 | Webster Roy Dunbar director | AGrant or award Common Stock | +1,125 | $0.00 | $0 | 10,485 | May 16, 2025 |
| May 14, 2025 | Jeri L Isbell director | AGrant or award Restricted Stock Unitsderivative | -1,125 | $0.00 | $0 | 1,125 | May 16, 2025 |
| May 14, 2025 | Judith S Sansone director | AGrant or award Common Stock | +1,125 | $0.00 | $0 | 1,990 | May 16, 2025 |
| May 14, 2025 | Jack L Wyszomierski director | AGrant or award Common Stock | +1,125 | $0.00 | $0 | 17,934 | May 16, 2025 |
| May 7, 2025 | Fred M Diaz director | MOption exercise Common Stock | +865 | - | - | 12,132 | May 9, 2025 |
| May 7, 2025 | Larisa Drake director | MOption exercise Common Stock | +865 | - | - | 6,188 | May 9, 2025 |
| May 7, 2025 | Jeri L Isbell director | MOption exercise Common Stock | +865 | - | - | 9,439 | May 9, 2025 |
| May 7, 2025 | Fred M Diaz director | MOption exercise Restricted Stock Unitsderivative | -865 | $0.00 | $0 | 0 | May 9, 2025 |
| May 7, 2025 | Jeri L Isbell director | MOption exercise Restricted Stock Unitsderivative | -865 | $0.00 | $0 | 0 | May 9, 2025 |
| May 7, 2025 | Larisa Drake director | MOption exercise Restricted Stock Unitsderivative | -865 | $0.00 | $0 | 0 | May 9, 2025 |
| Feb 26, 2025 | Doug Black CEO | MOption exercise Common Stock10b5-1 | +11,145 | $51.59 | $575k | 589,248 | Feb 28, 2025 |
| Feb 26, 2025 | Doug Black CEO | SOpen-market sale Common Stock10b5-1 | -7,386 | $131.92 | $974k | 581,862 | Feb 28, 2025 |
| Feb 26, 2025 | Doug Black CEO | MOption exercise Stock Options (right to buy)derivative10b5-1 | -11,145 | $0.00 | $0 | 55,728 | Feb 28, 2025 |
| Feb 11, 2025 | Doug Black CEO | MOption exercise Common Stock | +1,504 | - | - | 578,654 | Feb 13, 2025 |
| Feb 11, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | MOption exercise Common Stock | +313 | - | - | 11,309 | Feb 13, 2025 |
| Feb 11, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | MOption exercise Common Stock | +288 | - | - | 16,212 | Feb 13, 2025 |
| Feb 11, 2025 | Joseph Ketter EVP, Human Resources | MOption exercise Common Stock | +238 | - | - | 13,785 | Feb 13, 2025 |
| Feb 11, 2025 | Doug Black CEO | FTax withholding Common Stock | -551 | $133.16 | $73k | 578,103 | Feb 13, 2025 |
| Feb 11, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | FTax withholding Common Stock | -134 | $133.16 | $18k | 11,175 | Feb 13, 2025 |
| Feb 11, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | FTax withholding Common Stock | -268 | $133.16 | $36k | 15,944 | Feb 13, 2025 |
| Feb 11, 2025 | Joseph Ketter EVP, Human Resources | FTax withholding Common Stock | -122 | $133.16 | $16k | 13,663 | Feb 13, 2025 |
| Feb 11, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | MOption exercise Restricted Stock Unitsderivative | -313 | $0.00 | $0 | 0 | Feb 13, 2025 |
| Feb 11, 2025 | Joseph Ketter EVP, Human Resources | MOption exercise Restricted Stock Unitsderivative | -238 | $0.00 | $0 | 0 | Feb 13, 2025 |
| Feb 11, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | MOption exercise Restricted Stock Unitsderivative | -288 | $0.00 | $0 | 0 | Feb 13, 2025 |
| Feb 11, 2025 | Doug Black CEO | MOption exercise Restricted Stock Unitsderivative | -1,504 | $0.00 | $0 | 0 | Feb 13, 2025 |
| Feb 10, 2025 | Doug Black CEO | MOption exercise Common Stock | +1,579 | - | - | 577,644 | Feb 12, 2025 |
| Feb 10, 2025 | Joseph Ketter EVP, Human Resources | MOption exercise Common Stock | +255 | - | - | 13,678 | Feb 12, 2025 |
| Feb 10, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | MOption exercise Common Stock | +325 | - | - | 16,227 | Feb 12, 2025 |
| Feb 10, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | MOption exercise Common Stock | +325 | - | - | 11,135 | Feb 12, 2025 |
| Feb 10, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | FTax withholding Common Stock | -139 | $134.08 | $19k | 10,996 | Feb 12, 2025 |
| Feb 10, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | FTax withholding Common Stock | -303 | $134.08 | $41k | 15,924 | Feb 12, 2025 |
| Feb 10, 2025 | Doug Black CEO | FTax withholding Common Stock | -494 | $134.08 | $66k | 577,150 | Feb 12, 2025 |
| Feb 10, 2025 | Joseph Ketter EVP, Human Resources | FTax withholding Common Stock | -131 | $134.08 | $18k | 13,547 | Feb 12, 2025 |
| Feb 10, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | MOption exercise Restricted Stock Unitsderivative | -325 | $0.00 | $0 | 325 | Feb 12, 2025 |
| Feb 10, 2025 | Doug Black CEO | MOption exercise Restricted Stock Unitsderivative | -1,579 | $0.00 | $0 | 1,579 | Feb 12, 2025 |
| Feb 10, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | MOption exercise Restricted Stock Unitsderivative | -325 | $0.00 | $0 | 325 | Feb 12, 2025 |
| Feb 10, 2025 | Joseph Ketter EVP, Human Resources | MOption exercise Restricted Stock Unitsderivative | -255 | $0.00 | $0 | 255 | Feb 12, 2025 |
| Feb 7, 2025 | Joseph Ketter EVP, Human Resources | MOption exercise Common Stock | +516 | - | - | 13,458 | Feb 11, 2025 |
| Feb 7, 2025 | Doug Black CEO | MOption exercise Common Stock | +3,094 | - | - | 575,455 | Feb 11, 2025 |
| Feb 7, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | MOption exercise Common Stock | +615 | - | - | 10,879 | Feb 11, 2025 |
| Feb 7, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | MOption exercise Common Stock | +615 | - | - | 16,367 | Feb 11, 2025 |
| Feb 7, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | FTax withholding Common Stock | -296 | $133.13 | $39k | 10,583 | Feb 11, 2025 |
| Feb 7, 2025 | Doug Black CEO | FTax withholding Common Stock | -848 | $133.13 | $113k | 574,607 | Feb 11, 2025 |
| Feb 7, 2025 | Joseph Ketter EVP, Human Resources | FTax withholding Common Stock | -224 | $133.13 | $30k | 13,234 | Feb 11, 2025 |
| Feb 7, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | FTax withholding Common Stock | -526 | $133.13 | $70k | 15,841 | Feb 11, 2025 |
| Feb 9, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | MOption exercise Common Stock | +419 | - | - | 16,260 | Feb 11, 2025 |
| Feb 9, 2025 | Joseph Ketter EVP, Human Resources | MOption exercise Common Stock | +335 | - | - | 13,569 | Feb 11, 2025 |
| Feb 9, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | MOption exercise Common Stock | +419 | - | - | 11,002 | Feb 11, 2025 |
| Feb 9, 2025 | Doug Black CEO | MOption exercise Common Stock | +2,008 | - | - | 576,615 | Feb 11, 2025 |
| Feb 9, 2025 | Joseph Ketter EVP, Human Resources | FTax withholding Common Stock | -146 | $133.13 | $19k | 13,423 | Feb 11, 2025 |
| Feb 9, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | FTax withholding Common Stock | -358 | $133.13 | $48k | 15,902 | Feb 11, 2025 |
| Feb 9, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | FTax withholding Common Stock | -192 | $133.13 | $26k | 10,810 | Feb 11, 2025 |
| Feb 9, 2025 | Doug Black CEO | FTax withholding Common Stock | -550 | $133.13 | $73k | 576,065 | Feb 11, 2025 |
| Feb 7, 2025 | Doug Black CEO | MOption exercise Restricted Stock Unitsderivative | -3,094 | $0.00 | $0 | 9,281 | Feb 11, 2025 |
| Feb 7, 2025 | Joseph Ketter EVP, Human Resources | MOption exercise Restricted Stock Unitsderivative | -516 | $0.00 | $0 | 1,546 | Feb 11, 2025 |
| Feb 7, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | MOption exercise Restricted Stock Unitsderivative | -615 | $0.00 | $0 | 1,844 | Feb 11, 2025 |
| Feb 7, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | MOption exercise Restricted Stock Unitsderivative | -615 | $0.00 | $0 | 1,844 | Feb 11, 2025 |
| Feb 9, 2025 | Joseph Ketter EVP, Human Resources | MOption exercise Restricted Stock Unitsderivative | -335 | $0.00 | $0 | 669 | Feb 11, 2025 |
| Feb 9, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | MOption exercise Restricted Stock Unitsderivative | -419 | $0.00 | $0 | 836 | Feb 11, 2025 |
| Feb 9, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | MOption exercise Restricted Stock Unitsderivative | -419 | $0.00 | $0 | 836 | Feb 11, 2025 |
| Feb 9, 2025 | Doug Black CEO | MOption exercise Restricted Stock Unitsderivative | -2,008 | $0.00 | $0 | 4,017 | Feb 11, 2025 |
| Feb 5, 2025 | Doug Black CEO | AGrant or award Restricted Stock Unitsderivative | +15,460 | $0.00 | $0 | 15,460 | Feb 7, 2025 |
| Feb 5, 2025 | L Briley Brisendine Jr EVP, General Counsel & Sec. | AGrant or award Restricted Stock Unitsderivative | +3,036 | $0.00 | $0 | 3,036 | Feb 7, 2025 |
| Feb 5, 2025 | John T Guthrie EVP, CFO and Assistant Sec. | AGrant or award Restricted Stock Unitsderivative | +3,036 | $0.00 | $0 | 3,036 | Feb 7, 2025 |
| Feb 5, 2025 | Joseph Ketter EVP, Human Resources | AGrant or award Restricted Stock Unitsderivative | +2,576 | $0.00 | $0 | 2,576 | Feb 7, 2025 |
| Nov 21, 2024 | Joseph Ketter EVP, Human Resources | MOption exercise Common Stock | +6,500 | $12.84 | $83k | 19,442 | Nov 22, 2024 |
| Nov 21, 2024 | Joseph Ketter EVP, Human Resources | SOpen-market sale Common Stock | -6,500 | $142.20 | $924k | 12,942 | Nov 22, 2024 |
| Nov 21, 2024 | Joseph Ketter EVP, Human Resources | MOption exercise Stock Options (right to buy)derivative | +6,500 | $0.00 | $0 | 39,640 | Nov 22, 2024 |
| Nov 5, 2024 | Doug Black CEO | GGift Common Stock | -6,000 | $0.00 | $0 | 572,361 | Nov 6, 2024 |
Insiders
Everyone who has filed a Form 4 here.
- Doug BlackCEO
- L Briley Brisendine JrEVP, General Counsel & Sec.
- Fred M Diazdirector
- William W Douglas IIIdirector
- Larisa Drakedirector
- Webster Roy Dunbardirector
- John T GuthrieEVP, CFO and Assistant Sec.
- Jeri L Isbelldirector
- Travis Ryan JacksonGeneral Counsel & Secretary
- Joseph KetterEVP, Human Resources
- Judith S Sansonedirector
- Jack L Wyszomierskidirector
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.