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SiteOne Landscape Supply, Inc.

SITE
Exchange
NYSE
Industry
Wholesale-Professional & Commercial Equipment & Supplies
SEC CIK
0001650729

In the last 90 days, SiteOne Landscape Supply, Inc. insiders filed 2 open-market purchases and 0 sales; 396 institutions reported holding it in 13F filings for Q2 2026, worth $5.40B in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by SiteOne Landscape Supply, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
2 filings
1 insider, $1.30M in total
Open-market sells
0 filings
Insiders trading
1
Net value
+$1.30M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for SiteOne Landscape Supply, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for SiteOne Landscape Supply, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Black DougCEO13,000IndirectAug 28, 20269
Jackson Travis RyanGeneral Counsel & Secretary862Jun 4, 20264
Diaz Fred MDirector11,267May 29, 20262
Wyszomierski Jack LDirector19,120May 14, 20261
Isbell Jeri LDirector11,442May 14, 20262
Douglas William W IIIDirector19,120May 14, 20261
Dunbar Webster RoyDirector11,671May 14, 20261
Drake LarisaDirector7,313May 14, 20261
Sansone Judith SDirector3,176May 14, 20261
Laughlin Daniel T.SVP, Strategy & Development2,000May 8, 20261
Elema Eric JEVP, CFO and Assistant Sec.2,911Feb 17, 20266
Ketter JosephEVP, Human Resources14,636Feb 12, 20265
Salmon ScottEVP, Strategy & Development13,705Feb 12, 20265
Versaggi ShannonEVP Mktg, Cat. Mgmt. & Pricing7,143Feb 12, 20265
Guthrie John TEVP, CFO and Assistant Sec.13,569Dec 1, 20252
Brisendine L Briley JrEVP, General Counsel & Sec.11,175Feb 13, 20250
Weller GregEVP of Operations10,260Nov 3, 20210

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Dec 1, 2025 (view filing)Nov 265 daysGuthrie John TEVP, CFO and Assistant Sec.SSale−1.92K$134.83−$258.2K−12.4%13.6K after
Feb 17, 2026 (view filing)Feb 134 daysElema Eric JEVP, CFO and Assistant Sec.SSale−1.76K$158.01−$278.9K−37.7%2.91K after
May 8, 2026 (view filing)May 62 daysLaughlin Daniel T.SVP, Strategy & DevelopmentPPurchase+2.00K$123.60+$247.2KNew position2.00K after
May 29, 2026 (view filing)May 27-282 daysDiaz Fred MDirectorSSale−1.13K$113.83−$128.1K−9.1%11.3K after2 lots10b5-1
Aug 6, 2026 (view filing)5:41 PM ETAug 42 daysBlack DougCEOPPurchase+8.00K$102.04+$816.3KNew position8.00K after2 lots
Aug 28, 2026 (view filing)5:11 PM ETAug 262 daysBlack DougCEOPPurchase+5.00K$96.13+$480.6K+62.5%13.0K after