undamentalytics Newsletter

Siteone Landscape Supply, Inc. insider trading

Every open-market purchase and sale by Siteone Landscape Supply, Inc.'s officers, directors and largest shareholders since November 4, 2021, and what the share price did next.

Insider purchase Insider sale Marker size reflects trade value. Weekly closes adjusted for splits; may be delayed.
Siteone Landscape Supply, Inc. insider open-market trades
DateInsiderTrade SharesPriceValue 1M after 3M after 6M after

From insiders' Form 4 filings with the SEC: open-market purchases and sales only (awards, option exercises and shares withheld for tax are excluded), combined to one line per insider per day. "Plan" marks trades the filing says were made under a pre-set Rule 10b5-1 trading plan, which are scheduled in advance. Price changes run from the close on the trade date; hover a figure for the change relative to the S&P 500. Past moves don't predict future ones.

Does following Siteone Landscape Supply, Inc.’s insiders pay?

From May 18, 2016 to August 28, 2026, 14 insiders reported 6 open-market purchases and 47 sales not made under a pre-set plan in Siteone Landscape Supply, Inc. Twelve months after each purchase was reported, the shares were +29.9% against the S&P 500 on average (median +29.1%), over 3 purchases with a full year of prices; 67% beat the index. After sales, the shares moved +9.4% against the index over 12 months (a negative figure means selling was the right call). That rests on fewer than 20 purchases, too few to read much into. Buying each purchase the day after it was reported, an equal amount each, held 12 months or until that insider reported a sale, would have turned $10,000 on December 8, 2016 into $18,452 by November 2, 2026, +6.4% a year. It held shares 27% of the time; the S&P 500 on those same days, with Treasury bills otherwise, made $16,302 (+5.1% a year), and held throughout $39,343 (+14.9%).

$0$20.0k$40.0k 201620182020202220242026 $39.3k$18.5k$16.3k
Copying Siteone Landscape Supply, Inc.'s insidersS&P 500, same days investedS&P 500, held throughout $10,000 copying every open-market purchase by Siteone Landscape Supply, Inc.'s insiders from December 8, 2016, before costs and taxes, marked weekly. Uninvested money earns the Treasury bill rate; the portfolio held shares 27% of the time.
Siteone Landscape Supply, Inc.: each insider's record
InsiderRolePurchases12 months after their purchasesBeat the S&P 500Sales12 months after their salesLatest report
Guthrie John T EVP, CFO and Assistant Sec. 0 — — 12 +1.2% (11) December 1, 2025
Anker Ross EVP, Category Mgmt, Mktg & IT 0 — — 8 +1.4% (8) May 28, 2019
Ketter Joseph EVP, Human Resources 0 — — 6 −14.1% (6) November 22, 2024
Weller Greg EVP of Operations 0 — — 6 +18.9% (6) May 21, 2021
Black Doug CEO 4 +60.0% (2) 100% 1 +31.5% (1) August 28, 2026
Convers Pascal EVP, Strategy and Development 0 — — 4 −23.7% (4) August 9, 2018
Brisendine L Briley Jr EVP, General Counsel & Sec. 0 — — 3 +19.5% (3) August 18, 2021
Deere & Co 10% owner 0 — — 3 +61.6% (3) May 1, 2017
Cd&r Associates VIII, LP 10% owner 0 — — 1 +95.0% (1) December 6, 2016
Cd&r Associates VIII, Ltd. 10% owner 0 — — 1 +54.5% (1) May 18, 2016
Cd&r Landscapes Holdings, L.P. 10% owner 0 — — 1 +38.0% (1) May 3, 2017
Elema Eric J EVP, CFO and Assistant Sec. 0 — — 1 — February 17, 2026
Grebe Michael J Director 1 −30.4% (1) 0% 0 — March 1, 2018
Laughlin Daniel T. SVP, Strategy & Development 1 — — 0 — May 8, 2026

Moves are the shares’ return including dividends minus the S&P 500’s, from the close on the first trading day after each report; the number of trades with a finished 12-month window is in brackets. Green means the trade went the insider’s way (a purchase ahead of the index, a sale followed by the shares trailing it). A trade reported both by a director or officer and by a fund or company they are linked to counts once here, under the person. Purchases count only where the share price actually traded was at least $5. These figures describe what the shares did, not why anyone traded. Insiders across all companies.

When several insiders traded Siteone Landscape Supply, Inc.

Months when 2 or more insiders became net buyers, or 3 or more net sellers, of Siteone Landscape Supply, Inc. in reports dated in the 91 days before the month end, and how the stock did against the S&P 500 from that month end. After 4 selling crowds, −0.2%. One company's history is too short to judge by; the test across every company is the better guide.

MonthCrowd3 months on, vs S&P 5006 months12 months
March 31, 20213 selling−9.2%+9.3%−20.3%
August 30, 20193 selling+5.5%+28.3%+38.1%
August 31, 20183 selling−27.2%−39.3%−20.7%
November 30, 20173 selling−7.8%+0.8%−23.5%

Colours show whether the crowd was right: green when buyers were followed by a rise above the index, or sellers by a fall below it. Total returns from the month end; past patterns are not a forecast.

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