Security Snapshot

WINMARK CORPORATION - Common Stock, no par value per share Institutional Ownership

CUSIP: 974250102

13F Institutional Holders and Ownership History from Q4 2023 to Q4 2025

Latest Period

Q4 2025

Institutions Reporting

2

Shares (Excl. Options)

215,034

Price

$404.94

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Type / Class
Equity / Common Stock, no par value per share
Shares outstanding
3,519,818
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
215,034
Total reported value
$87,075,868
% of total 13F portfolios
0.01%
Share change
-21,413
Value change
-$10,038,459
Number of holders
2
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Quick Takeaways

  • 974250102 - WINMARK CORPORATION - Common Stock, no par value per share is tracked under CUSIP 974250102.
  • 2 institutions reported positions in Q4 2025.
  • 1 significant owner is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 1 to 2 between Q3 2024 and Q4 2025.
  • Reported value moved from $31,088,172 to $87,075,868.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 2 institutions filings for Q4 2025.

Open SEC Evidence

Investment Quick Answers

What is CUSIP 974250102?
CUSIP 974250102 identifies 974250102 - WINMARK CORPORATION - Common Stock, no par value per share in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

Significant Owners of WINMARK CORPORATION - Common Stock, no par value per share based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
RENAISSANCE TECHNOLOGIES LLC 5% 174,231 Renaissance Technologies LLC 31 Dec 2024

As of 31 Dec 2025, 2 institutional investors reported holding 215,034 shares of WINMARK CORPORATION - Common Stock, no par value per share. This represents 6.1% of the company’s total 3,519,818 outstanding shares.

Institutional Holders of WINMARK CORPORATION - Common Stock, no par value per share across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 215,034 $87,075,868 -$10,038,459 $404.94 2
2024 Q3 81,185 $31,088,172 +$587,798 $382.93 1
2024 Q2 341,092 $120,279,272 -$592,771 $352.63 2
2024 Q1 342,773 $123,980,994 +$1,036,994 $361.70 2
2023 Q4 339,906 $141,927,751 $417.55 2
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