Nasdaq · CIK 0000908315
WINA WINMARK CORP
Insider trading from SEC Form 4. Last filing Dec 15, 2025. Close $291.86 on Oct 9, 2026, +2% from the 52-week low and -39% from the high.
Last 90 days
Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
11
with a Form 4 at this company
Price and insider trades, last year
WINAOct 9, 2026 · close 291.86
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at WINMARK CORP, scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 52Moderate | Lawrence A Barbetta director sell | $430k 852 shares | -57% | +66% from low-2% from high | |
| 35Weak | Brett D Heffes CHAIR AND CEO sell | $3.4M 7,412 shares | -6% | +48% from low-2% from high | |
| 33Weak | Gina Decaro Sprenger director buy | $103k 250 shares | - | +37% from low-8% from high | |
| 40Moderate | Anthony D Ishaug CHIEF FINANCIAL OFFICER sell | $1.7M 4,000 shares | -7% | +40% from low-1% from high | |
| 54Moderate | Jenele C Grassle director sell | $685k 1,600 shares | -39% | +40% from low-1% from high | |
| 34Weak | Anthony D Ishaug CHIEF FINANCIAL OFFICER sell | $587k 1,600 shares | -3% | +21% from low-12% from high | |
| 68Notable | Lawrence A Barbetta director sell | $1.3M 3,021 shares | -67% | - | |
| 45Moderate | Ronald G Olson owner sell | $2.7M 6,400 shares | -4% | - | |
| 43Moderate | Brett D Heffes CHAIR AND CEO sell | $3.6M 8,997 shares | -8% | - | |
| 39Weak | Renae M. Gaudette CHIEF OPERATING OFFICER sell | $570k 1,500 shares | -9% | - | |
| 39Weak | Anthony D Ishaug CHIEF FINANCIAL OFFICER sell | $918k 2,400 shares | -4% | - |
Transactions
The last 100 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Dec 15, 2025 | Keith Credendino director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +256 | $444.54 | $114k | 256 | Dec 15, 2025 |
| Dec 15, 2025 | Amy C Becker director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +256 | $444.54 | $114k | 256 | Dec 15, 2025 |
| Dec 15, 2025 | Lawrence A Barbetta director | AGrant or award Non-Employee Director Stock Option (right to buy)derivative | +256 | $444.54 | $114k | 256 | Dec 15, 2025 |
| Sep 17, 2025 | Lawrence A Barbetta director | SOpen-market sale Common Stock | -216 | $505.33 | $109k | 1,285 | Sep 18, 2025 |
| Sep 17, 2025 | Lawrence A Barbetta director | SOpen-market sale Common Stock | -636 | $504.91 | $321k | 649 | Sep 18, 2025 |
| Aug 26, 2025 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +1,915 | $143.87 | $276k | 114,415 | Aug 28, 2025 |
| Aug 26, 2025 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +526 | $164.84 | $87k | 114,941 | Aug 28, 2025 |
| Aug 26, 2025 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +510 | $195.82 | $100k | 115,451 | Aug 28, 2025 |
| Aug 26, 2025 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -600 | $458.65 | $275k | 114,851 | Aug 28, 2025 |
| Aug 26, 2025 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -400 | $456.97 | $183k | 114,451 | Aug 28, 2025 |
| Aug 26, 2025 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -800 | $453.82 | $363k | 113,651 | Aug 28, 2025 |
| Aug 26, 2025 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -641 | $452.07 | $290k | 113,010 | Aug 28, 2025 |
| Aug 27, 2025 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +2,103 | $176.20 | $371k | 115,113 | Aug 28, 2025 |
| Aug 27, 2025 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +2,868 | $164.84 | $473k | 117,981 | Aug 28, 2025 |
| Aug 27, 2025 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +1,390 | $143.87 | $200k | 119,371 | Aug 28, 2025 |
| Aug 27, 2025 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -1,985 | $454.95 | $903k | 117,386 | Aug 28, 2025 |
| Aug 27, 2025 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -1,186 | $454.03 | $538k | 116,200 | Aug 28, 2025 |
| Aug 27, 2025 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -1,630 | $452.72 | $738k | 114,570 | Aug 28, 2025 |
| Aug 27, 2025 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -170 | $451.76 | $77k | 114,400 | Aug 28, 2025 |
| Aug 26, 2025 | Brett D Heffes CHAIR AND CEO | MOption exercise Employee Stock Option (right to buy)derivative | -3,394 | $164.84 | $559k | 0 | Aug 28, 2025 |
| Aug 27, 2025 | Brett D Heffes CHAIR AND CEO | MOption exercise Employee Stock Option (right to buy)derivative | -2,103 | $176.20 | $371k | 1,897 | Aug 28, 2025 |
| Aug 26, 2025 | Brett D Heffes CHAIR AND CEO | MOption exercise Employee Stock Option (right to buy)derivative | -3,305 | $143.87 | $475k | 0 | Aug 28, 2025 |
| Aug 26, 2025 | Brett D Heffes CHAIR AND CEO | MOption exercise Employee Stock Option (right to buy)derivative | -510 | $195.82 | $100k | 3,490 | Aug 28, 2025 |
| Aug 7, 2025 | Keith Credendino director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +3,000 | $393.64 | $1.2M | 3,000 | Aug 25, 2025 |
| Aug 13, 2025 | Gina Decaro Sprenger director | POpen-market purchase Common Stock | +250 | $410.77 | $103k | 250 | Aug 13, 2025 |
| Jul 17, 2025 | Brett D Heffes CHAIR AND CEO | WWill or inheritance Common Stockindirect: by family office | +53 | $0.00 | $0 | 338 | Jul 17, 2025 |
| Jun 1, 2025 | Lawrence A Barbetta director | AGrant or award Non-Employee Director Stock Option (right to buy)derivative | +280 | $424.82 | $119k | 280 | Jun 3, 2025 |
| Jun 1, 2025 | Jenele C Grassle director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +280 | $424.82 | $119k | 280 | Jun 3, 2025 |
| Jun 1, 2025 | Philip Irving Smith director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +280 | $424.82 | $119k | 280 | Jun 2, 2025 |
| Jun 1, 2025 | Gina Decaro Sprenger director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +280 | $424.82 | $119k | 280 | Jun 2, 2025 |
| May 30, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -200 | $428.14 | $86k | 60,483 | Jun 2, 2025 |
| Jun 1, 2025 | Amy C Becker director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +280 | $424.82 | $119k | 280 | Jun 2, 2025 |
| Jun 1, 2025 | Percy C Tomlinson Jr director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +280 | $424.82 | $119k | 280 | Jun 2, 2025 |
| May 30, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -2,859 | $427.07 | $1.2M | 57,624 | Jun 2, 2025 |
| Jun 1, 2025 | Renae M. Gaudette CHIEF OPERATING OFFICER | AGrant or award Employee Stock Option (right to buy)derivative | +1,448 | $424.82 | $615k | 1,448 | Jun 2, 2025 |
| May 30, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -300 | $423.13 | $127k | 57,324 | Jun 2, 2025 |
| Jun 1, 2025 | Brett D Heffes CHAIR AND CEO | AGrant or award Employee Stock Option (right to buy)derivative | +2,984 | $424.82 | $1.3M | 2,984 | Jun 2, 2025 |
| May 30, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -457 | $422.00 | $193k | 56,867 | Jun 2, 2025 |
| May 30, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -184 | $420.60 | $77k | 56,683 | Jun 2, 2025 |
| May 30, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | MOption exercise Common Stock | +6,800 | $90.99 | $619k | 63,483 | Jun 2, 2025 |
| Jun 1, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | AGrant or award Employee Stock Option (right to buy)derivative | +1,888 | $424.82 | $802k | 1,888 | Jun 2, 2025 |
| May 30, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | MOption exercise Employee Stock Option (right to buy)derivative | -6,800 | $90.99 | $619k | 0 | Jun 2, 2025 |
| May 16, 2025 | Jenele C Grassle director | SOpen-market sale Common Stock | -1,600 | $428.23 | $685k | 2,500 | May 19, 2025 |
| May 12, 2025 | Jenele C Grassle director | MOption exercise Common Stock | +800 | $91.93 | $74k | 3,300 | May 14, 2025 |
| May 12, 2025 | Jenele C Grassle director | MOption exercise Common Stock | +800 | $90.99 | $73k | 4,100 | May 14, 2025 |
| May 12, 2025 | Jenele C Grassle director | MOption exercise Non-Employee Stock Option (right to buy)derivative | -800 | $91.93 | $74k | 0 | May 14, 2025 |
| May 12, 2025 | Jenele C Grassle director | MOption exercise Non-Employee Stock Option (right to buy)derivative | -800 | $90.99 | $73k | 0 | May 14, 2025 |
| May 6, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -169 | $368.14 | $62k | 58,801 | May 6, 2025 |
| May 6, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -1,034 | $367.03 | $380k | 57,767 | May 6, 2025 |
| May 6, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -89 | $365.61 | $33k | 57,678 | May 6, 2025 |
| May 6, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -308 | $365.09 | $112k | 57,370 | May 6, 2025 |
| May 6, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | MOption exercise Common Stock | +3,313 | $91.93 | $305k | 60,683 | May 6, 2025 |
| May 6, 2025 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | MOption exercise Employee Stock Option (right to buy)derivative | -3,313 | $91.93 | $305k | 0 | May 6, 2025 |
| Apr 28, 2025 | Renae M. Gaudette CHIEF OPERATING OFFICER | MOption exercise Common Stock | +2,500 | $91.93 | $230k | 17,560 | Apr 28, 2025 |
| Apr 28, 2025 | Renae M. Gaudette CHIEF OPERATING OFFICER | MOption exercise Employee Stock Option (right to buy)derivative | -2,500 | $91.93 | $230k | 0 | Apr 28, 2025 |
| Dec 9, 2024 | Amy C Becker director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +300 | $400.97 | $120k | 300 | Dec 9, 2024 |
| Dec 9, 2024 | Philip Irving Smith director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +300 | $400.97 | $120k | 300 | Dec 9, 2024 |
| Dec 9, 2024 | Gina Decaro Sprenger director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +300 | $400.97 | $120k | 300 | Dec 9, 2024 |
| Dec 9, 2024 | Percy C Tomlinson Jr director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +300 | $400.97 | $120k | 300 | Dec 9, 2024 |
| Dec 9, 2024 | Lawrence A Barbetta director | AGrant or award Non-Employee Director Stock Option (right to buy)derivative | +300 | $400.97 | $120k | 300 | Dec 9, 2024 |
| Dec 9, 2024 | Jenele C Grassle director | AGrant or award Non-Employee Stock Option (right to buy)derivative | +300 | $400.97 | $120k | 300 | Dec 9, 2024 |
| Dec 9, 2024 | Renae M. Gaudette CHIEF OPERATING OFFICER | AGrant or award Employee Stock Option (right to buy)derivative | +1,580 | $400.97 | $634k | 1,580 | Dec 9, 2024 |
| Dec 9, 2024 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | AGrant or award Employee Stock Option (right to buy)derivative | +2,060 | $400.97 | $826k | 2,060 | Dec 9, 2024 |
| Dec 9, 2024 | Brett D Heffes CHAIR AND CEO | AGrant or award Employee Stock Option (right to buy)derivative | +3,260 | $400.97 | $1.3M | 3,260 | Dec 9, 2024 |
| Nov 25, 2024 | Lawrence A Barbetta director | SOpen-market sale Common Stock | -1,986 | $425.21 | $844k | 2,536 | Nov 27, 2024 |
| Nov 25, 2024 | Lawrence A Barbetta director | SOpen-market sale Common Stock | -1,035 | $426.02 | $441k | 1,501 | Nov 27, 2024 |
| Nov 22, 2024 | Ronald G Olson owner | SOpen-market sale Common Stock | -1,500 | $407.95 | $612k | 151,235 | Nov 26, 2024 |
| Nov 22, 2024 | Ronald G Olson owner | SOpen-market sale Common Stock | -1,241 | $407.40 | $506k | 149,994 | Nov 26, 2024 |
| Nov 25, 2024 | Ronald G Olson owner | SOpen-market sale Common Stock | -2,259 | $424.12 | $958k | 147,735 | Nov 26, 2024 |
| Nov 25, 2024 | Ronald G Olson owner | SOpen-market sale Common Stock | -1,400 | $424.35 | $594k | 146,335 | Nov 26, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +3,497 | $143.20 | $501k | 114,997 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +2,000 | $156.00 | $312k | 116,997 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -168 | $395.49 | $66k | 116,829 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -1,150 | $395.00 | $454k | 115,679 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -166 | $393.64 | $65k | 115,513 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -2,113 | $392.92 | $830k | 113,400 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -1,900 | $390.00 | $741k | 111,500 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +695 | $143.87 | $100k | 112,195 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +305 | $143.20 | $44k | 112,500 | Nov 7, 2024 |
| Nov 6, 2024 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +500 | $143.20 | $72k | 113,000 | Nov 7, 2024 |
| Nov 6, 2024 | Brett D Heffes CHAIR AND CEO | MOption exercise Common Stock | +3,000 | $156.00 | $468k | 116,000 | Nov 7, 2024 |
| Nov 6, 2024 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -502 | $405.00 | $203k | 115,498 | Nov 7, 2024 |
| Nov 6, 2024 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -1,100 | $402.76 | $443k | 114,398 | Nov 7, 2024 |
| Nov 6, 2024 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -1,598 | $401.94 | $642k | 112,800 | Nov 7, 2024 |
| Nov 6, 2024 | Brett D Heffes CHAIR AND CEO | SOpen-market sale Common Stock | -300 | $400.50 | $120k | 112,500 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | MOption exercise Employee Stock Option (right to buy)derivative | -4,302 | $143.20 | $616k | 0 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | MOption exercise Employee Stock Option (right to buy)derivative | -5,000 | $156.00 | $780k | 0 | Nov 7, 2024 |
| Nov 5, 2024 | Brett D Heffes CHAIR AND CEO | MOption exercise Employee Stock Option (right to buy)derivative | -695 | $143.87 | $100k | 3,305 | Nov 7, 2024 |
| Oct 24, 2024 | Renae M. Gaudette CHIEF OPERATING OFFICER | MOption exercise Common Stock | +3,000 | $80.32 | $241k | 16,560 | Oct 28, 2024 |
| Oct 25, 2024 | Renae M. Gaudette CHIEF OPERATING OFFICER | SOpen-market sale Common Stock | -1,500 | $380.11 | $570k | 15,060 | Oct 28, 2024 |
| Oct 24, 2024 | Renae M. Gaudette CHIEF OPERATING OFFICER | MOption exercise Employee Stock Options (Right to Buy)derivative | -3,000 | $80.32 | $241k | 0 | Oct 28, 2024 |
| Oct 18, 2024 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -100 | $385.46 | $39k | 56,175 | Oct 18, 2024 |
| Oct 18, 2024 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -1,800 | $383.06 | $690k | 54,375 | Oct 18, 2024 |
| Oct 18, 2024 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -100 | $381.09 | $38k | 54,275 | Oct 18, 2024 |
| Oct 18, 2024 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -400 | $380.14 | $152k | 53,875 | Oct 18, 2024 |
| Oct 18, 2024 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | MOption exercise Common Stock | +2,000 | $80.32 | $161k | 55,875 | Oct 18, 2024 |
| Oct 18, 2024 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | MOption exercise Common Stock | +2,400 | $91.93 | $221k | 58,275 | Oct 18, 2024 |
| Oct 18, 2024 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | MOption exercise Common Stock | +695 | $143.87 | $100k | 58,970 | Oct 18, 2024 |
| Oct 18, 2024 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | MOption exercise Employee Stock Option (right to buy)derivative | -2,000 | $80.32 | $161k | 0 | Oct 18, 2024 |
| Oct 18, 2024 | Anthony D Ishaug CHIEF FINANCIAL OFFICER | MOption exercise Employee Stock Option (right to buy)derivative | -2,400 | $91.93 | $221k | 3,313 | Oct 18, 2024 |
Insiders
Everyone who has filed a Form 4 here.
- Lawrence A Barbettadirector
- Amy C Beckerdirector, officer
- Keith Credendinodirector
- Jenele C Grassledirector
- Renae M. GaudetteCHIEF OPERATING OFFICER
- Brett D HeffesCHAIR AND CEO
- Anthony D IshaugCHIEF FINANCIAL OFFICER
- Ronald G Olsonowner
- Philip Irving Smithdirector
- Gina Decaro Sprengerdirector
- Percy C Tomlinson Jrdirector
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.