Jeffrey W. Yingling

Sits on 1 board. Last updated September 28, 2026

Time on boards

Boards served
1
Current seats
1
Board service
3 years
Director since
2024

3 years of board service in total across 1 board, counting each seat separately. Longest: NorthWestern Energy Group Inc., 2 years.

2 years ยท Since 2024

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
Aug 4, 2026 NorthWestern Energy Group Inc. Grant or award +524 $71.62 $37,529
May 11, 2026 NorthWestern Energy Group Inc. Grant or award +569 $65.94 $37,520
Feb 3, 2026 NorthWestern Energy Group Inc. Grant or award +581 $64.54 $37,498
Nov 4, 2025 NorthWestern Energy Group Inc. Grant or award +640 $58.61 $37,510
Aug 1, 2025 NorthWestern Energy Group Inc. Grant or award +731 $51.30 $37,500
May 5, 2025 NorthWestern Energy Group Inc. Grant or award +648 $57.87 $37,500
Feb 5, 2025 NorthWestern Energy Group Inc. Grant or award +702 $53.46 $37,529
Nov 1, 2024 NorthWestern Energy Group Inc. Grant or award +688 $53.46 $36,780
Aug 1, 2024 NorthWestern Energy Group Inc. Grant or award +688 $53.77 $36,994
May 2, 2024 NorthWestern Energy Group Inc. Grant or award +687 $50.44 $34,652
Feb 5, 2024 NorthWestern Energy Group Inc. Grant or award +687 $48.12 $33,058

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