GRASSLE JENELE C sold 49.0% of their position (2.40K shares) of WINMARK CORP on the open market

Open‑market sale worth $1.01M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

GRASSLE JENELE C

Filed: 11/21/2025ACC: 0001218668-25-000004

InsiderGRASSLE JENELE CCIK 1218668

→

IssuerWINMARK CORPCIK 908315

Director

Since Mar 2026

-2.40K

Net shares

Net seller

$1.01M

Total sold

Open market trades

0B · 1S

Total transactions

2.40K acquired · 4.80K disposed

Non-Derivative Transactions4

Common Stock

Direct

M · Option Exercise

+800.00

Price / share

$98.25

Trade value

$78.60K

% of position

32.0%

11/19/2025

2.50K→3.30K

Common Stock

Direct

M · Option Exercise

+800.00

Price / share

$125.50

Trade value

$100.40K

% of position

24.2%

11/19/2025

3.30K→4.10K

Common Stock

Direct

M · Option Exercise

+800.00

Price / share

$122.50

Trade value

$98K

% of position

19.5%

11/19/2025

4.10K→4.90K

Common Stock

Direct

S · Sale

−2.40K

Price / share

$420.87

Trade value

$1.01M

% of position

49.0%

11/21/2025

4.90K→2.50K

Total

Net shares

+0.00

Net value

-$733.09K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	11/19/2025	M · Option Exercise	+800.00	$98.25	$78.60K	32.0%	2.50K	3.30K
Common Stock Direct	11/19/2025	M · Option Exercise	+800.00	$125.50	$100.40K	24.2%	3.30K	4.10K
Common Stock Direct	11/19/2025	M · Option Exercise	+800.00	$122.50	$98K	19.5%	4.10K	4.90K
Common Stock Direct	11/21/2025	S · Sale	−2.40K	$420.87	$1.01M	49.0%	4.90K	2.50K
Total			+0.00		-$733.09K

Derivative Transactions3

Non-Employee Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

800.00 shares

−800.00

Strike price

98.25

Held after

0.00

Exercisable

—

11/19/2025

Non-Employee Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

800.00 shares

−800.00

Strike price

125.50

Held after

0.00

Exercisable

—

11/19/2025

Non-Employee Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

800.00 shares

−800.00

Strike price

122.50

Held after

0.00

Exercisable

—

11/19/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable
Non-Employee Stock Option (right to buy) Direct	Common Stock800.00 shares	11/19/2025	M · Option Exercise	−800.00	98.25	—
Non-Employee Stock Option (right to buy) Direct	Common Stock800.00 shares	11/19/2025	M · Option Exercise	−800.00	125.50	—
Non-Employee Stock Option (right to buy) Direct	Common Stock800.00 shares	11/19/2025	M · Option Exercise	−800.00	122.50	—

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)16

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

750.00

Shares owned

750.00

Exercise price

261.32

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

800.00

Shares owned

800.00

Exercise price

134.25

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

750.00

Shares owned

750.00

Exercise price

195.82

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

240.00

Shares owned

240.00

Exercise price

446.68

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

620.00

Shares owned

620.00

Exercise price

238.60

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

750.00

Shares owned

750.00

Exercise price

176.20

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

800.00

Shares owned

800.00

Exercise price

156

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

300.00

Shares owned

300.00

Exercise price

355.90

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

300.00

Shares owned

300.00

Exercise price

400.97

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

750.00

Shares owned

750.00

Exercise price

143.87

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

880.00

Shares owned

880.00

Exercise price

197.80

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

800.00

Shares owned

800.00

Exercise price

143.20

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

750.00

Shares owned

750.00

Exercise price

164.84

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

380.00

Shares owned

380.00

Exercise price

325.99

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

280.00

Shares owned

280.00

Exercise price

424.82

Expiration

—

Exercise window

—

Non-Employee Stock Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

750.00

Shares owned

750.00

Exercise price

183.87

Expiration

—

Exercise window

—

Total

Underlying

9.90K

Owned

9.90K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Non-Employee Stock Option (right to buy) Direct	Common Stock	261.32	—	—	750.00	750.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	134.25	—	—	800.00	800.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	195.82	—	—	750.00	750.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	446.68	—	—	240.00	240.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	238.60	—	—	620.00	620.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	176.20	—	—	750.00	750.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	156	—	—	800.00	800.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	355.90	—	—	300.00	300.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	400.97	—	—	300.00	300.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	143.87	—	—	750.00	750.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	197.80	—	—	880.00	880.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	143.20	—	—	800.00	800.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	164.84	—	—	750.00	750.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	325.99	—	—	380.00	380.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	424.82	—	—	280.00	280.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	183.87	—	—	750.00	750.00
Total					9.90K	9.90K