John F. Whipple

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: Community Financial System Inc., 3 years.

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 4, 2026 Community Financial System Inc. Option exercise +4,246 $38.02 $161,433
Feb 4, 2026 Community Financial System Inc. Open-market sale โˆ’4,246 $65.17 $276,712
Dec 1, 2025 Community Financial System Inc. Option exercise +1,370 โ€” โ€”
Dec 2, 2024 Community Financial System Inc. Option exercise +1,313 โ€” โ€”
Nov 25, 2024 Community Financial System Inc. Option exercise +3,937 $35.36 $139,212
Nov 25, 2024 Community Financial System Inc. Open-market sale โˆ’3,937 $73.10 $287,795
Mar 7, 2024 Community Financial System Inc. Option exercise +3,631 $37.77 $137,143
Mar 7, 2024 Community Financial System Inc. Shares withheld for tax โˆ’2,923 $46.93 $137,176
Dec 1, 2023 Community Financial System Inc. Option exercise +1,259 $44.36 $55,867

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