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Winmark Corp

WINA
Exchange
Nasdaq
Industry
Retail-Miscellaneous Retail
SEC CIK
0000908315

In the last 90 days, Winmark Corp insiders filed 0 open-market purchases and 1 sale; 216 institutions reported holding it in 13F filings for Q2 2026, worth $1.36B in total; no superinvestor holds it.

SEC filings

10-K, 10-Q, 8-K, 20-F and 40-F reports Winmark Corp filed with the SEC, newest first.

Livermore lists each filing's form, 8-K items and dates only. To read a filing, open it on SEC.gov; an 8-K's press release or other attachments, such as exhibit 99.1 for Item 2.02, are in the filing index.

SEC filings by Winmark Corp
FiledForm8-K itemsPeriodDocumentFiling index
Oct 14, 202610-Q–Sep 26, 2026SECIndex
Oct 14, 20268-K2.027.018.019.01Oct 13, 2026SECIndex
Jul 15, 202610-Q–Jun 27, 2026SECIndex
Jul 15, 20268-K2.027.018.019.01Jul 15, 2026SECIndex
May 6, 20268-K5.029.01May 5, 2026SECIndex
Apr 22, 20268-K5.07Apr 22, 2026SECIndex
Apr 15, 202610-Q–Mar 28, 2026SECIndex
Apr 15, 20268-K2.027.018.019.01Apr 15, 2026SECIndex
Mar 16, 20268-K8.01Mar 16, 2026SECIndex
Feb 25, 202610-K–Dec 27, 2025SECIndex
Feb 18, 20268-K2.027.019.01Feb 18, 2026SECIndex
Jan 28, 20268-K7.018.019.01Jan 28, 2026SECIndex
Oct 15, 20258-K2.027.018.019.01Oct 15, 2025SECIndex
Oct 15, 202510-Q–Sep 27, 2025SECIndex
Aug 8, 20258-K5.029.01Aug 6, 2025SECIndex
Jul 15, 202510-Q–Jun 28, 2025SECIndex
Jul 15, 20258-K2.027.018.019.01Jul 15, 2025SECIndex
Apr 23, 20258-K5.07Apr 23, 2025SECIndex
Apr 16, 20258-K2.027.018.019.01Apr 16, 2025SECIndex
Apr 16, 202510-Q–Mar 29, 2025SECIndex
Feb 26, 202510-K–Dec 28, 2024SECIndex
Feb 19, 20258-K2.027.019.01Feb 19, 2025SECIndex
Jan 29, 20258-K7.018.019.01Jan 29, 2025SECIndex
Oct 16, 20248-K2.027.018.019.01Oct 16, 2024SECIndex
Oct 16, 202410-Q–Sep 28, 2024SECIndex
Jul 17, 202410-Q–Jun 29, 2024SECIndex
Jul 17, 20248-K2.027.018.019.01Jul 17, 2024SECIndex
Apr 24, 20248-K5.07Apr 24, 2024SECIndex
Apr 17, 202410-Q–Mar 30, 2024SECIndex
Apr 17, 20248-K2.027.018.019.01Apr 17, 2024SECIndex
Feb 28, 202410-K–Dec 30, 2023SECIndex
Feb 21, 20248-K2.027.019.01Feb 21, 2024SECIndex
Jan 31, 20248-K7.018.019.01Jan 31, 2024SECIndex
Jan 17, 20248-K5.029.01Jan 15, 2024SECIndex
Oct 18, 20238-K2.027.018.019.01Oct 18, 2023SECIndex
Oct 18, 202310-Q–Sep 30, 2023SECIndex
Jul 19, 20238-K2.027.018.019.01Jul 19, 2023SECIndex
Jul 19, 202310-Q–Jul 1, 2023SECIndex
Apr 26, 20238-K5.07Apr 26, 2023SECIndex
Apr 19, 20238-K2.027.018.019.01Apr 19, 2023SECIndex
Apr 19, 202310-Q–Apr 1, 2023SECIndex
Mar 10, 202310-K–Dec 31, 2022SECIndex
Mar 1, 20238-K2.025.027.019.01Mar 1, 2023SECIndex
Jan 25, 20238-K7.018.019.01Jan 25, 2023SECIndex
Nov 16, 20228-K5.029.01Nov 15, 2022SECIndex
Oct 12, 20228-K2.027.018.019.01Oct 12, 2022SECIndex
Oct 12, 202210-Q–Sep 24, 2022SECIndex
Aug 3, 20228-K5.029.01Aug 3, 2022SECIndex
Jul 13, 202210-Q–Jun 25, 2022SECIndex
Jul 13, 20228-K2.027.018.019.01Jul 13, 2022SECIndex