United States

Winmark Corp (WINA)

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Recent insider trading at Winmark Corp shows a net sell-off over the last 90 days, with one transaction totaling $1,097,160. This follows a period of significant selling activity by multiple insiders, including directors and officers, across various dates. The company's stock has experienced a 14.0% decrease in the past 90 days.
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Ticker: WINA Exchange: NMS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
GRASSLE JENELE C
Former Affiliate
1 sale — total 1,097,160 USD
Proposed sale 7 May 2026
Value US$3,135,852.61 | Price 308.32 | Shares 95,384
Sale 4 Mar 2026
Value US$1,264,424.45 | Price 251.74 | Shares 49,763
Proposed sale 4 Mar 2026
Value US$837,456.64 | Price 376.35 | Shares 56,504
Sale 3 Mar 2026
Value US$764,463.20 | Price 460.52 | Shares 1,660
Proposed sale 3 Mar 2026
Value US$751,897.00 | Price 452.95 | Shares 1,660
Proposed sale 21 Nov 2025
Value US$1,001,856.00 | Price 417.44 | Shares 2,400
Sale 21 Nov 2025
Value US$1,010,088.00 | Price 420.87 | Shares 2,400
Proposed sale 24 Oct 2025
Value US$500,460.11 | Price 417.05 | Shares 1,200
Sale 24 Oct 2025
Value US$456,973.00 | Price 415.43 | Shares 1,100
Sale 24 Oct 2025
Value US$43,562.00 | Price 435.62 | Shares 100
Sale 17 Sep 2025
Value US$321,122.76 | Price 504.91 | Shares 636
Sale 17 Sep 2025
Value US$109,151.28 | Price 505.33 | Shares 216
Proposed sale 17 Sep 2025
Value US$430,274.00 | Price 505.02 | Shares 852
Sale 27 Aug 2025
Value US$76,799.20 | Price 451.76 | Shares 170
Sale 27 Aug 2025
Value US$737,933.60 | Price 452.72 | Shares 1,630
Sale 27 Aug 2025
Value US$538,479.58 | Price 454.03 | Shares 1,186
Sale 27 Aug 2025
Value US$903,075.75 | Price 454.95 | Shares 1,985
Proposed sale 27 Aug 2025
Value US$2,233,072.62 | Price 449.22 | Shares 4,971
Sale 26 Aug 2025
Value US$289,776.87 | Price 452.07 | Shares 641
Sale 26 Aug 2025
Value US$363,056.00 | Price 453.82 | Shares 800
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-07 2026-05-07 PrS Proposed sale
2.4
GRASSLE JENELE C

Former Affiliate
95,384
308.32
US$3,135,853 		95,384 308.32 US$3,135,853
2026-03-05 2026-03-04 S Sale
2.4
GRASSLE JENELE C
Non-Executive Director
49,763 +15.3%
251.74
US$1,264,424 		49,763 +15.3% 251.74 US$1,264,424
2026-03-04 2026-03-04 PrS Proposed sale
2.4
GRASSLE JENELE C

Director

Non-Executive Director
56,504
376.35
US$837,457 		56,504 376.35 US$837,457
2026-03-03 2026-03-03 S Sale
2.6
Tomlinson Percy C Jr
Non-Executive Director
1,660 -67.5%
460.52
US$764,463 		1,660 -67.5% 460.52 US$764,463
2026-03-03 2026-03-03 PrS Proposed sale
2.6
Tomlinson Family Rev Tr DTD 8/25/16

Board Member
1,660
452.95
US$751,897 		1,660 452.95 US$751,897
2025-11-21 2025-11-21 PrS Proposed sale
2.4
GRASSLE JENELE C

Director

Non-Executive Director
2,400
417.44
US$1,001,856 		2,400 417.44 US$1,001,856
2025-11-21 2025-11-21 S Sale
2.4
GRASSLE JENELE C
Non-Executive Director
2,400 -49.0%
420.87
US$1,010,088 		2,400 -49.0% 420.87 US$1,010,088
2025-10-24 2025-10-24 PrS Proposed sale
2.4
Renae Gaudette

COO
1,200
417.05
US$500,460 		1,200 417.05 US$500,460
2025-10-24 2025-10-24 S Sale
2.4
Gaudette Renae M.

CHIEF OPERATING OFFICER

Officer
1,100 -5.5%
415.43
US$456,973 		1,100 -5.5% 415.43 US$456,973
2025-10-24 2025-10-24 S Sale
2.4
Gaudette Renae M.

CHIEF OPERATING OFFICER

Officer
100 -0.5%
435.62
US$43,562 		100 -0.5% 435.62 US$43,562
2025-09-18 2025-09-17 S Sale
3.0
Barbetta Lawrence A
Non-Executive Director
636 -49.5%
504.91
US$321,123 		636 -49.5% 504.91 US$321,123
2025-09-18 2025-09-17 S Sale
3.0
Barbetta Lawrence A
Non-Executive Director
216 -14.4%
505.33
US$109,151 		216 -14.4% 505.33 US$109,151
2025-09-17 2025-09-17 PrS Proposed sale
3.0
Barbetta Lawrence A

Director

Non-Executive Director
852
505.02
US$430,274 		852 505.02 US$430,274
2025-08-28 2025-08-27 S Sale
2.8
HEFFES BRETT D

CHAIR AND CEO

Executive Director
170 -0.1%
451.76
US$76,799 		170 -0.1% 451.76 US$76,799
2025-08-28 2025-08-27 S Sale
2.8
HEFFES BRETT D

CHAIR AND CEO

Executive Director
1,630 -1.4%
452.72
US$737,934 		1,630 -1.4% 452.72 US$737,934
2025-08-28 2025-08-27 S Sale
2.8
HEFFES BRETT D

CHAIR AND CEO

Executive Director
1,186 -1.0%
454.03
US$538,480 		1,186 -1.0% 454.03 US$538,480
2025-08-28 2025-08-27 S Sale
2.8
HEFFES BRETT D

CHAIR AND CEO

Executive Director
1,985 -1.7%
454.95
US$903,076 		1,985 -1.7% 454.95 US$903,076
2025-08-27 2025-08-27 PrS Proposed sale
2.8
HEFFES BRETT D

Officer; Director

Executive Director
4,971
449.22
US$2,233,073 		4,971 449.22 US$2,233,073
2025-08-28 2025-08-26 S Sale
2.8
HEFFES BRETT D

CHAIR AND CEO

Executive Director
641 -0.6%
452.07
US$289,777 		641 -0.6% 452.07 US$289,777
2025-08-28 2025-08-26 S Sale
2.8
HEFFES BRETT D

CHAIR AND CEO

Executive Director
800 -0.7%
453.82
US$363,056 		800 -0.7% 453.82 US$363,056
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