August 26, 2025 · Form 4 insider transaction
HEFFES BRETT D sold 3,305 shares of Winmark Corporation at $143.87 per share, a transaction worth $475.5K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 2 days after the transaction.
1,915 option shares exercised 8/26/2025 and 1,390 option shares exercised 8/27/2025 as indicated in Table 1; 25% per year for four years.