Jenele C. Grassle

CIK: 0001218668

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)3 (18.8%)

Position reduction

Option Exercises (M)10 (62.5%)

Derivative conversions

Awards (A)3 (18.8%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

WINA

WINMARK CORP

Director

Discretionary Trading P&L

Holdings

Transaction History (16 total)

WINA
WINMARK CORP
Mar 4, 2026
Sale(S)
Direct
3.9K shares at avg. $475.80$1.9M
WINA
WINMARK CORP
Feb 25, 2026
Exercise(M)
Direct
800 shares at avg. $143.20$115K
WINA
WINMARK CORP
Feb 25, 2026
Exercise(M)
Direct
800 shares at avg. $156.00$125K
WINA
WINMARK CORP
Feb 25, 2026
Exercise(M)
Direct
800 shares at avg. $134.25$107K
WINA
WINMARK CORP
Feb 25, 2026
Exercise(M)
Direct
750 shares at avg. $176.20$132K
WINA
WINMARK CORP
Feb 25, 2026
Exercise(M)
Direct
750 shares at avg. $164.84$124K
WINA
WINMARK CORP
Dec 15, 2025
Award(A)
Non-Employee Stock Option (right to buy)
Direct
256 shares at avg. $444.54-
WINA
WINMARK CORP
Nov 21, 2025
Sale(S)
Direct
2.4K shares at avg. $420.87$1.0M
WINA
WINMARK CORP
Nov 19, 2025
Exercise(M)
Direct
800 shares at avg. $98.25$79K
WINA
WINMARK CORP
Nov 19, 2025
Exercise(M)
Direct
800 shares at avg. $125.50$100K
WINA
WINMARK CORP
Nov 19, 2025
Exercise(M)
Direct
800 shares at avg. $122.50$98K
WINA
WINMARK CORP
Jun 1, 2025
Award(A)
Non-Employee Stock Option (right to buy)
Direct
280 shares at avg. $424.82-
WINA
WINMARK CORP
May 16, 2025
Sale(S)
Direct
1.6K shares at avg. $428.23$685K
WINA
WINMARK CORP
May 12, 2025
Exercise(M)
Direct
800 shares at avg. $90.99$73K
WINA
WINMARK CORP
May 12, 2025
Exercise(M)
Direct
800 shares at avg. $91.93$74K
WINA
WINMARK CORP
Dec 9, 2024
Award(A)
Non-Employee Stock Option (right to buy)
Direct
300 shares at avg. $400.97-

		Type	Shares	Price		Ownership
Mar 4, 2026	WINA WINMARK CORP	Sale(S)	3,900	$475.80	$1,855,620	Direct
Feb 25, 2026	WINA WINMARK CORP	Exercise(M)	800	$143.20	$114,560	Direct
Feb 25, 2026	WINA WINMARK CORP	Exercise(M)	800	$156.00	$124,800	Direct
Feb 25, 2026	WINA WINMARK CORP	Exercise(M)	800	$134.25	$107,400	Direct
Feb 25, 2026	WINA WINMARK CORP	Exercise(M)	750	$176.20	$132,150	Direct
Feb 25, 2026	WINA WINMARK CORP	Exercise(M)	750	$164.84	$123,630	Direct
Dec 15, 2025	WINA WINMARK CORP	Award(A) Non-Employee Stock Option (right to buy)	256	$444.54	-	Direct
Nov 21, 2025	WINA WINMARK CORP	Sale(S)	2,400	$420.87	$1,010,088	Direct
Nov 19, 2025	WINA WINMARK CORP	Exercise(M)	800	$98.25	$78,600	Direct
Nov 19, 2025	WINA WINMARK CORP	Exercise(M)	800	$125.50	$100,400	Direct
Nov 19, 2025	WINA WINMARK CORP	Exercise(M)	800	$122.50	$98,000	Direct
Jun 1, 2025	WINA WINMARK CORP	Award(A) Non-Employee Stock Option (right to buy)	280	$424.82	-	Direct
May 16, 2025	WINA WINMARK CORP	Sale(S)	1,600	$428.23	$685,168	Direct
May 12, 2025	WINA WINMARK CORP	Exercise(M)	800	$90.99	$72,792	Direct
May 12, 2025	WINA WINMARK CORP	Exercise(M)	800	$91.93	$73,544	Direct
Dec 9, 2024	WINA WINMARK CORP	Award(A) Non-Employee Stock Option (right to buy)	300	$400.97	-	Direct

1-16 of 16 transactions

About GRASSLE JENELE C

GRASSLE JENELE C (SEC CIK 0001218668) files insider reports with the SEC as Director of WINMARK CORP (WINA).

Signal8 holds 8 ownership filings by GRASSLE JENELE C, all Form 4s, filed between Dec 9, 2024 and Mar 5, 2026. Those filings report 16 transactions, from Dec 9, 2024 to Mar 4, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on GRASSLE JENELE C's filings is in MINNEAPOLIS, MN.

Recent filings by GRASSLE JENELE C

Mar 4, 2026: Open-market sale of WINA shares (Form 4, code S).
Feb 25, 2026: Option exercises of WINA shares (5 lines, Form 4, code M).
Dec 15, 2025: Grant or award of WINA derivative securities (Form 4, code A).
Nov 21, 2025: Open-market sale of WINA shares (Form 4, code S).
Nov 19, 2025: Option exercises of WINA shares (3 lines, Form 4, code M).

Other insiders filing for WINMARK CORP (WINA)

Gaudette Renae M., CHIEF OPERATING OFFICER
Tomlinson Percy C Jr, Director
Barbetta Lawrence A, Director
Becker Amy C, Director
SMITH PHILIP IRVING, Director
SPRENGER GINA DECARO, Director

How to read Form 4 transaction codes