There have been 50 recent insider transactions recorded for Winmark Corporation (WINA), including 29 buys and 18 sells. Total insider buying was valued at $11.19M and total insider selling at $7.99M.
Notable insiders with recent activity include Grassle Jenele C, Tomlinson Percy C Jr, Smith Philip Irving. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — WINA
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-03-04 |
Grassle Jenele C |
Director |
Informative Sell |
3,900 |
$475.80 |
$1.86M |
2,500 |
| 2026-03-03 |
Tomlinson Percy C Jr |
Director |
Informative Sell |
1,660 |
$460.52 |
$764.46K |
800 |
| 2026-02-26 |
Tomlinson Percy C Jr |
Director |
Option Exercise (Sell) |
60 |
$197.80 |
$11.87K |
220 |
| 2026-02-25 |
Grassle Jenele C |
Director |
Option Exercise (Sell) |
800 |
$156.00 |
$124.8K |
- |
| 2025-12-15 |
Grassle Jenele C |
Director |
RSU Award |
256 |
$444.54 |
$113.8K |
256 |
| 2025-12-15 |
Smith Philip Irving |
Director |
RSU Award |
256 |
$444.54 |
$113.8K |
256 |
| 2025-12-15 |
Heffes Brett D |
Chair and CEO |
RSU Award |
2,712 |
$444.54 |
$1.21M |
2,712 |
| 2025-12-15 |
Ishaug Anthony D |
Chief Financial Officer |
RSU Award |
1,712 |
$444.54 |
$761.05K |
1,712 |
| 2025-12-15 |
Tomlinson Percy C Jr |
Director |
RSU Award |
256 |
$444.54 |
$113.8K |
256 |
| 2025-12-15 |
Sprenger Gina Decaro |
Director |
RSU Award |
256 |
$444.54 |
$113.8K |
256 |
| 2025-12-15 |
Barbetta Lawrence A |
Director |
RSU Award |
256 |
$444.54 |
$113.8K |
256 |
| 2025-12-15 |
Becker Amy C |
Director |
RSU Award |
256 |
$444.54 |
$113.8K |
256 |
| 2025-12-15 |
Gaudette Renae M. |
Chief Operating Officer |
RSU Award |
1,316 |
$444.54 |
$585.01K |
1,316 |
| 2025-12-15 |
Credendino Keith |
Director |
RSU Award |
256 |
$444.54 |
$113.8K |
256 |
| 2025-12-15 |
Hake Lisa Schurke |
Chief Marketing Officer |
RSU Award |
1,216 |
$444.54 |
$540.56K |
1,216 |
| 2025-11-21 |
Grassle Jenele C |
Director |
Informative Sell |
2,400 |
$420.87 |
$1.01M |
2,500 |
| 2025-11-19 |
Grassle Jenele C |
Director |
Option Exercise (Sell) |
800 |
$125.50 |
$100.4K |
- |
| 2025-11-07 |
Ishaug Anthony D |
Chief Financial Officer |
Option Exercise (Sell) |
2,490 |
$98.25 |
$244.64K |
3,293 |
| 2025-11-04 |
Tomlinson Percy C Jr |
Director |
Option Exercise (Sell) |
600 |
$197.80 |
$118.68K |
280 |
| 2025-10-24 |
Gaudette Renae M. |
Chief Operating Officer |
Informative Sell |
1,100 |
$415.43 |
$456.97K |
18,860 |
| 2025-10-22 |
Gaudette Renae M. |
Chief Operating Officer |
Option Exercise (Sell) |
2,500 |
$90.99 |
$227.48K |
- |
| 2025-10-01 |
Hake Lisa Schurke |
Officer |
Unknown |
- |
- |
- |
- |
| 2025-09-17 |
Barbetta Lawrence A |
Director |
Informative Sell |
636 |
$504.91 |
$321.12K |
649 |
| 2025-08-27 |
Heffes Brett D |
Chair and CEO |
Option Exercise (Sell) |
2,103 |
$176.20 |
$370.55K |
1,897 |
| 2025-08-26 |
Heffes Brett D |
Chair and CEO |
Option Exercise (Sell) |
3,305 |
$143.87 |
$475.49K |
- |
| 2025-08-13 |
Sprenger Gina Decaro |
Director |
Informative Buy |
250 |
$410.77 |
$102.69K |
250 |
| 2025-08-07 |
Credendino Keith |
Officer |
Unknown |
- |
- |
- |
- |
| 2025-08-07 |
Credendino Keith |
Director |
RSU Award |
3,000 |
$393.64 |
$1.18M |
3,000 |
| 2025-07-17 |
Heffes Brett D |
Chair and CEO |
Inheritance (Buy) |
53 |
- |
- |
338 |
| 2025-06-01 |
Smith Philip Irving |
Director |
RSU Award |
280 |
$424.82 |
$118.95K |
280 |
| 2025-06-01 |
Heffes Brett D |
Chair and CEO |
RSU Award |
2,984 |
$424.82 |
$1.27M |
2,984 |
| 2025-06-01 |
Ishaug Anthony D |
Chief Financial Officer |
RSU Award |
1,888 |
$424.82 |
$802.06K |
1,888 |
| 2025-06-01 |
Tomlinson Percy C Jr |
Director |
RSU Award |
280 |
$424.82 |
$118.95K |
280 |
| 2025-06-01 |
Sprenger Gina Decaro |
Director |
RSU Award |
280 |
$424.82 |
$118.95K |
280 |
| 2025-06-01 |
Becker Amy C |
Director |
RSU Award |
280 |
$424.82 |
$118.95K |
280 |
| 2025-06-01 |
Gaudette Renae M. |
Chief Operating Officer |
RSU Award |
1,448 |
$424.82 |
$615.14K |
1,448 |
| 2025-06-01 |
Grassle Jenele C |
Director |
RSU Award |
280 |
$424.82 |
$118.95K |
280 |
| 2025-06-01 |
Barbetta Lawrence A |
Director |
RSU Award |
280 |
$424.82 |
$118.95K |
280 |
| 2025-05-30 |
Ishaug Anthony D |
Chief Financial Officer |
Option Exercise (Sell) |
6,800 |
$90.99 |
$618.73K |
- |
| 2025-05-16 |
Grassle Jenele C |
Director |
Informative Sell |
1,600 |
$428.23 |
$685.17K |
2,500 |
| 2025-05-12 |
Grassle Jenele C |
Director |
Option Exercise (Sell) |
800 |
$90.99 |
$72.79K |
- |
| 2025-05-06 |
Ishaug Anthony D |
Chief Financial Officer |
Option Exercise (Sell) |
3,313 |
$91.93 |
$304.56K |
- |
| 2025-04-28 |
Gaudette Renae M. |
Chief Operating Officer |
Option Exercise (Sell) |
2,500 |
$91.93 |
$229.83K |
- |
| 2024-12-28 |
Olson Ronald G |
10 Percent Owner |
Unknown |
- |
- |
- |
- |
| 2024-12-09 |
Grassle Jenele C |
Director |
RSU Award |
300 |
$400.97 |
$120.29K |
300 |
| 2024-12-09 |
Smith Philip Irving |
Director |
RSU Award |
300 |
$400.97 |
$120.29K |
300 |
| 2024-12-09 |
Heffes Brett D |
Chair and CEO |
RSU Award |
3,260 |
$400.97 |
$1.31M |
3,260 |
| 2024-12-09 |
Ishaug Anthony D |
Chief Financial Officer |
RSU Award |
2,060 |
$400.97 |
$826K |
2,060 |
| 2024-12-09 |
Tomlinson Percy C Jr |
Director |
RSU Award |
300 |
$400.97 |
$120.29K |
300 |
| 2024-12-09 |
Sprenger Gina Decaro |
Director |
RSU Award |
300 |
$400.97 |
$120.29K |
300 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
