Jenele C. Grassle

Companies

• WinmarkBoard member Oct 23, 2006 to now¹
• Legacy IMBDS, Inc.VP of Merchandising Nov 26, 2007 to Dec 17, 2007²

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Winmark WINA2,500 shares³$785.6K at $314.26Mar 4, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Mar 4, 2026Sold 3,900 shares at $475.80 of Winmark³
• Feb 25, 2026Exercised options 750 shares at $176.20 of Winmark⁴
• Feb 25, 2026Exercised options 750 shares at $164.84 of Winmark⁴
• Feb 25, 2026Exercised options 800 shares at $156.00 of Winmark⁴
• Feb 25, 2026Exercised options 800 shares at $143.20 of Winmark⁴
• Feb 25, 2026Exercised options 800 shares at $134.25 of Winmark⁴
• Nov 21, 2025Sold 2,400 shares at $420.87 of Winmark⁵
• Nov 19, 2025Exercised options 800 shares at $122.50 of Winmark⁵
• Nov 19, 2025Exercised options 800 shares at $125.50 of Winmark⁵
• Nov 19, 2025Exercised options 800 shares at $98.25 of Winmark⁵
• May 16, 2025Sold 1,600 shares at $428.23 of Winmark⁶
• May 12, 2025Exercised options 800 shares at $90.99 of Winmark⁷
• May 12, 2025Exercised options 800 shares at $91.93 of Winmark⁷
• May 8, 2023Sold 3,000 shares at $314.16 of Winmark⁸
• May 2, 2023Exercised options 1,000 shares at $80.32 of Winmark⁹
• May 2, 2023Exercised options 1,000 shares at $66.29 of Winmark⁹
• May 2, 2023Exercised options 1,000 shares at $82.72 of Winmark⁹
• Aug 18, 2022Sold 117 shares at $235.54 of Winmark¹⁰
• Aug 18, 2022Sold 1,883 shares at $234.71 of Winmark¹⁰
• Aug 11, 2022Exercised options 1,000 shares at $59.77 of Winmark¹¹
• Aug 11, 2022Exercised options 1,000 shares at $55.72 of Winmark¹¹