GRASSLE JENELE C exercised options at WINMARK CORP

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 5 exercises

GRASSLE JENELE C

Filed: 2/27/2026ACC: 0001218668-26-000002

InsiderGRASSLE JENELE CCIK 1218668

→

IssuerWINMARK CORPCIK 908315

Director

Since Mar 2026

0.00

Net shares

Net seller

$602.5K

Total acquired

Open market trades

0B · 0S

Total transactions

3.90K acquired · 3.90K disposed

Non-Derivative Transactions5

Common Stock

Direct

M · Option Exercise

+800.00

Price / share

$134.25

Trade value

$107.40K

% of position

32.0%

2/25/2026

2.50K→3.30K

Common Stock

Direct

M · Option Exercise

+800.00

Price / share

$143.20

Trade value

$114.56K

% of position

24.2%

2/25/2026

3.30K→4.10K

Common Stock

Direct

M · Option Exercise

+800.00

Price / share

$156.00

Trade value

$124.80K

% of position

19.5%

2/25/2026

4.10K→4.90K

Common Stock

Direct

M · Option Exercise

+750.00

Price / share

$164.84

Trade value

$123.63K

% of position

15.3%

2/25/2026

4.90K→5.65K

Common Stock

Direct

M · Option Exercise

+750.00

Price / share

$176.20

Trade value

$132.15K

% of position

13.3%

2/25/2026

5.65K→6.40K

Total

Net shares

+3.90K

Net value

$602.54K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	2/25/2026	M · Option Exercise	+800.00	$134.25	$107.40K	32.0%	2.50K	3.30K
Common Stock Direct	2/25/2026	M · Option Exercise	+800.00	$143.20	$114.56K	24.2%	3.30K	4.10K
Common Stock Direct	2/25/2026	M · Option Exercise	+800.00	$156.00	$124.80K	19.5%	4.10K	4.90K
Common Stock Direct	2/25/2026	M · Option Exercise	+750.00	$164.84	$123.63K	15.3%	4.90K	5.65K
Common Stock Direct	2/25/2026	M · Option Exercise	+750.00	$176.20	$132.15K	13.3%	5.65K	6.40K
Total			+3.90K		$602.54K

Derivative Transactions5

Non-Employee Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

800.00 shares

−800.00

Strike price

134.25

Held after

0.00

Exercisable

—

2/25/2026

Non-Employee Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

800.00 shares

−800.00

Strike price

143.20

Held after

0.00

Exercisable

—

2/25/2026

Non-Employee Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

800.00 shares

−800.00

Strike price

156

Held after

0.00

Exercisable

—

2/25/2026

Non-Employee Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

750.00 shares

−750.00

Strike price

164.84

Held after

0.00

Exercisable

—

2/25/2026

Non-Employee Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

750.00 shares

−750.00

Strike price

176.20

Held after

0.00

Exercisable

—

2/25/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable
Non-Employee Stock Option (right to buy) Direct	Common Stock800.00 shares	2/25/2026	M · Option Exercise	−800.00	134.25	—
Non-Employee Stock Option (right to buy) Direct	Common Stock800.00 shares	2/25/2026	M · Option Exercise	−800.00	143.20	—
Non-Employee Stock Option (right to buy) Direct	Common Stock800.00 shares	2/25/2026	M · Option Exercise	−800.00	156	—
Non-Employee Stock Option (right to buy) Direct	Common Stock750.00 shares	2/25/2026	M · Option Exercise	−750.00	164.84	—
Non-Employee Stock Option (right to buy) Direct	Common Stock750.00 shares	2/25/2026	M · Option Exercise	−750.00	176.20	—

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)12

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

195.82

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

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

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

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

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

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

256.00

Shares owned

256.00

Exercise price

444.54

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

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

750.00

Shares owned

750.00

Exercise price

183.87

Expiration

—

Exercise window

—

Total

Underlying

6.26K

Owned

6.26K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
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	195.82	—	—	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	446.68	—	—	240.00	240.00
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	238.60	—	—	620.00	620.00
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	424.82	—	—	280.00	280.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	444.54	—	—	256.00	256.00
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	261.32	—	—	750.00	750.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	183.87	—	—	750.00	750.00
Total					6.26K	6.26K