CIK 0000908315 · Large accelerated filer
WINMARK CORP
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- WINA
- Exchange
- Nasdaq
- Industry
- Retail-Miscellaneous Retail
- FY end
- Dec 26
- Incorporated
- MN
- Entity type
- operating
- EIN
- 411622691
- Phone
- 763-520-8500
- Business address
- 605 HIGHWAY 169 N SUITE 400, MINNEAPOLIS, MN, 55441
- Former names
- GROW BIZ INTERNATIONAL INC
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $531,520
- in 1 filing
Net −$531,520. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-11-19 | GRASSLE JENELE C Director | Option exercise · Non-Employee Stock Option (right to buy) | −800 | $125.50 | $100K | 0 |
| 2025-11-19 | GRASSLE JENELE C Director | Option exercise · Non-Employee Stock Option (right to buy) | −800 | $122.50 | $98K | 0 |
| 2025-11-07 | Ishaug Anthony D CHIEF FINANCIAL OFFICER | Option exercise | +2,490 | $98.25 | $245K | 65,973 |
| 2025-11-07 | Ishaug Anthony D CHIEF FINANCIAL OFFICER | Option exercise | +510 | $195.82 | $100K | 66,483 |
| 2025-11-07 | Ishaug Anthony D CHIEF FINANCIAL OFFICER | Option exercise · Employee Stock Option (right to buy) | −510 | $195.82 | $100K | 3,490 |
| 2025-11-07 | Ishaug Anthony D CHIEF FINANCIAL OFFICER | Option exercise · Employee Stock Option (right to buy) | −2,490 | $98.25 | $245K | 3,293 |
| 2025-11-04 | Tomlinson Percy C Jr Director | Option exercise | +600 | $197.80 | $119K | 800 |
| 2025-11-04 | Tomlinson Percy C Jr Director | Option exercise · Non-Employee Stock Option (right to buy) | −600 | $197.80 | $119K | 280 |
| 2025-10-24 | Gaudette Renae M. CHIEF OPERATING OFFICER | Sale | −100 | $435.62 | $44K | 19,960 |
| 2025-10-24 | Gaudette Renae M. CHIEF OPERATING OFFICER | Sale | −1,100 | $415.43 | $457K | 18,860 |
| 2025-10-22 | Gaudette Renae M. CHIEF OPERATING OFFICER | Option exercise | +2,500 | $90.99 | $227K | 20,060 |
| 2025-10-22 | Gaudette Renae M. CHIEF OPERATING OFFICER | Option exercise · Employee Stock Option (right to buy) | −2,500 | $90.99 | $227K | 0 |
| 2025-09-17 | Barbetta Lawrence A Director | Sale | −216 | $505.33 | $109K | 1,285 |
| 2025-09-17 | Barbetta Lawrence A Director | Sale | −636 | $504.91 | $321K | 649 |
| 2025-08-27 | HEFFES BRETT D CHAIR AND CEO | Option exercise | +2,103 | $176.20 | $371K | 115,113 |
| 2025-08-27 | HEFFES BRETT D CHAIR AND CEO | Option exercise | +2,868 | $164.84 | $473K | 117,981 |
| 2025-08-27 | HEFFES BRETT D CHAIR AND CEO | Option exercise | +1,390 | $143.87 | $200K | 119,371 |
| 2025-08-27 | HEFFES BRETT D CHAIR AND CEO | Sale | −1,985 | $454.95 | $903K | 117,386 |
| 2025-08-27 | HEFFES BRETT D CHAIR AND CEO | Sale | −1,186 | $454.03 | $538K | 116,200 |
| 2025-08-27 | HEFFES BRETT D CHAIR AND CEO | Sale | −1,630 | $452.72 | $738K | 114,570 |
Page 4 of 33 · 644 trades