Don W. Kassing

Sits on 1 board. Last updated September 28, 2026

Time on boards

Boards served
1
Current seats
1
Board service
4 years
Director since
2023

4 years of board service in total across 1 board, counting each seat separately. Longest: Penumbra Inc., 3 years.

Penumbra Inc. Director
3 years ยท Since 2023

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Date Company Transaction Shares Price Value
Feb 14, 2025 Penumbra Inc. Grant or award +744 โ€” โ€”
Jan 2, 2025 Penumbra Inc. Open-market sale โˆ’170 $238.84 $40,603
Oct 1, 2024 Penumbra Inc. Open-market sale โˆ’170 $193.93 $32,968
Jul 1, 2024 Penumbra Inc. Open-market sale โˆ’170 $179.99 $30,598
Apr 1, 2024 Penumbra Inc. Open-market sale โˆ’170 $223.18 $37,941
Mar 1, 2024 Penumbra Inc. Open-market sale โˆ’778 $234.72 $182,612
Feb 16, 2024 Penumbra Inc. Grant or award +665 โ€” โ€”
Sep 8, 2023 Penumbra Inc. Open-market sale โˆ’444 $288.66 $128,165
Aug 8, 2023 Penumbra Inc. Open-market sale โˆ’323 $251.00 $81,073
Feb 17, 2023 Penumbra Inc. Grant or award +680 โ€” โ€”
Jan 27, 2023 Penumbra Inc. Open-market sale โˆ’693 $243.54 $168,773

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