GRASSLE JENELE C sold 39.0% of their position (1.60K shares) of WINMARK CORP on the open market

Open‑market sale worth $685.2K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

GRASSLE JENELE C

Filed: 5/19/2025ACC: 0001415889-25-013649

InsiderGRASSLE JENELE CCIK 1218668

→

IssuerWINMARK CORPCIK 908315

Director

Since Mar 2026

-1.60K

Net shares

Net seller

$685.2K

Total sold

Open market trades

0B · 1S

Total transactions

1.60K disposed

Non-Derivative Transactions1

Common Stock

Direct

S · Sale

−1.60K

Price / share

$428.23

Trade value

$685.17K

% of position

39.0%

5/16/2025

4.10K→2.50K

Total

Net shares

−1.60K

Net value

-$685.17K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	5/16/2025	S · Sale	−1.60K	$428.23	$685.17K	39.0%	4.10K	2.50K
Total			−1.60K		-$685.17K

Derivative Transactions0

No derivative transactions reported

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)18

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

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

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

800.00

Shares owned

800.00

Exercise price

122.50

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

125.50

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

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

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

800.00

Shares owned

800.00

Exercise price

98.25

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

183.87

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

164.84

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

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

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

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

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

750.00

Shares owned

750.00

Exercise price

176.20

Expiration

—

Exercise window

—

Total

Underlying

12.02K

Owned

12.02K

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	197.80	—	—	880.00	880.00
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	122.50	—	—	800.00	800.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	125.50	—	—	800.00	800.00
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	143.20	—	—	800.00	800.00
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	98.25	—	—	800.00	800.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	183.87	—	—	750.00	750.00
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	446.68	—	—	240.00	240.00
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	156	—	—	800.00	800.00
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	355.90	—	—	300.00	300.00
Non-Employee Stock Option (right to buy) Direct	Common Stock	176.20	—	—	750.00	750.00
Total					12.02K	12.02K