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Institutional ownership intelligence
Schedule 13G

WINA Schedule 13G filing by Renaissance Technologies

Renaissance Technologies reported beneficial ownership of 220.5K shares, representing 6.21% of WINMARK CORP in this filing.

FiledAug 13, 2025
Ownership dateJun 4, 2025
Reported shares220.5K
Reported ownership6.21%
Ownership details

Voting and dispositive power reported in the filing

These figures describe the reporting filer’s disclosed voting and investment authority. They should be read together with the reported share count and percentage.

Sole voting power 220.5K
Shared voting power 0
Sole dispositive power 220.5K
Shared dispositive power 0
Compared with the prior filing

How the reported position changed

This compares the current filing with the previous tracked Schedule 13 filing from the same reporting CIK for WINA. A change between filings does not by itself establish when shares were bought or sold.

Previous filingFeb 13, 2025
Reported share change+46,265
Ownership percentage change+1.26 pts
Previous filingThis filing
Reported shares174.2K220.5K
Reported ownership4.95%6.21%
Price context

Price dates alongside the ownership filing

Price data provides market context around the disclosure. It does not identify the filer’s actual transaction price.

Close near filing date$414.77as of Aug 13, 2025
Latest tracked price$356.37as of Aug 5, 2026
Source

Original filing and accession

Use the SEC filing as the primary source when you need the complete disclosure, footnotes, exhibits, or reporting-person details.

Reporting filer
Renaissance Technologies
CIK
CIK0001037389
Accession
0001037389-25-000056
Form
Schedule 13G
Read the filing in context

Understand what a Schedule 13 filing does—and does not—tell you.