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Winmark Corp. planned insider sales

In the twelve months since 11 October 2025 insiders at Winmark Corp. filed 6 Form 144 notices of planned sales, 13,550 shares worth $5.8 million at the time of filing, from 3 sellers. The latest, filed 14 July 2026: Grassle Jenele C (director), 1,390 shares worth $524,753, planned for around 14 July 2026 through Charles Schwab Corp..

FiledSellerRelationshipSharesValuePlanned saleBrokerHow acquiredFiling
14 July 2026Grassle Jenele CDirector1,390$524,75314 July 2026Charles Schwab Corp.Stock Option ExerciseForm 144
7 May 2026Grassle Jenele CFormer Affiliate3,000$1.1 million7 May 2026Charles Schwab CorporationEmployee Stock Option ExerciseForm 144
4 March 2026Grassle Jenele CDirector3,900$1.9 million4 March 2026Charles Schwab & Co., Inc.Employee Stock Option ExerciseForm 144
3 March 2026Tomlinson Family Rev Tr DTD 8/25/16Board Member1,660$751,8973 March 2026UBS Financial Services Incstock option excercise; stock option exerciseForm 144
21 November 2025Grassle Jenele CDirector2,400$1.0 million21 November 2025Charles Schwab CorporationEmployee Stock Option ExerciseForm 144
24 October 2025Renae GaudetteCoo1,200$500,46024 October 2025MerrillRestrictedForm 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. Whether the sale happened shows up later on Form 4, on the insiders page.

Source

Form 144 filings on EDGAR for Winmark Corp.: the company's filing index, each notice read from its own XML.

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