WINA SCHEDULE 13G/A: SEC filing

Filed with the SEC on · accession 0001037389-26-000071

WINA filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 12, 2026. A report the company filed with the SEC (the US market regulator).

Summary of the filing

Renaissance Technologies LLC and Renaissance Technologies Holdings Corporation filed an amended Schedule 13G reporting beneficial ownership of 178,635 shares of Winmark Corp common stock, representing 5.02% of the class, as of July 1, 2026.

Key details

Shares beneficially ownedshares 179K
Percent of class beneficially ownedpercent 5
Reporting beneficial owner (filer)Renaissance Technologies LLC
Reporting beneficial owner (filer)Renaissance Technologies Holdings Corporation
Issuer of the securitiesWinmark Corp
Chief financial officer, renaissance technologies llcBrian Felczak

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Frequently asked questions

What did WINA file with the SEC on Nov 12, 2026?

WINA filed a SCHEDULE 13G/A (SEC filing). Renaissance Technologies LLC and Renaissance Technologies Holdings Corporation filed an amended Schedule 13G reporting beneficial ownership of 178,635 shares of Winmark Corp common stock, representing 5.02% of the class, as of July 1, 2026.

How do I read a SCHEDULE 13G/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13G/A (schedule 13g/a): A report the company filed with the SEC (the US market regulator).

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