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SiteOne Landscape Supply, Inc. planned insider sales

In the last twelve months insiders at SiteOne Landscape Supply, Inc. filed 4 Form 144 notices of planned sales, 4,805 shares worth $665,141 at the time of filing, from 3 sellers. The latest, filed 28 May 2026: Diaz Fred M (director), 562 shares worth $63,236, planned for around 28 May 2026 through Fidelity Brokerage Services LLC.

FiledSellerRelationshipSharesValuePlanned saleSold, per Form 4BrokerHow acquiredFiling
28 May 2026Diaz Fred MDirector562$63,23628 May 20261,125 shares from 27 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
27 May 2026Diaz Fred MDirector563$64,81827 May 2026No matching Form 4 saleFidelity Brokerage Services LLCRestricted Stock VestingForm 144
13 February 2026Elema Eric JOfficer1,765$278,88813 February 20261,765 shares from 13 February 2026Fidelity Brokerage Services LLCOption Granted - 05/12/2016Form 144
26 November 2025Guthrie John TOfficer1,915$258,19926 November 20251,915 shares from 26 November 2025Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Sold, per Form 4: the same seller's open-market sales on Form 4 from the notice's date to 90 days after, added up, as they appear on the insiders page; a holder who files no Form 4, such as some large holders, never shows one. What is a Form 144?