Steven Alan Sonnenberg

Sits on 3 boards. Last updated September 28, 2026

Time on boards

Boards served
3
Current seats
3
Board service
10 years
Director since
2023

10 years of board service in total across 3 boards, counting each seat separately. Longest: Steel Dynamics Inc., 3 years.

3 years ยท Since 2023
Tennant Company Director
3 years ยท Since 2023
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
Jun 11, 2024 Sensata Technologies Holding plc Grant or award +4,462 โ€” โ€”
Jun 11, 2024 Sensata Technologies Holding plc Shares withheld for tax โˆ’53 $39.22 $2,079
Apr 12, 2024 Steel Dynamics Inc. Grant or award +56 โ€” โ€”
Feb 27, 2024 Tennant Company Option exercise +2,358 $65.12 $153,553
Feb 27, 2024 Tennant Company Option exercise +3,538 $54.70 $193,529
Feb 27, 2024 Tennant Company Option exercise +3,014 $73.05 $220,173
Feb 27, 2024 Tennant Company Open-market sale โˆ’8,910 $110.09 $980,902
Jan 16, 2024 Steel Dynamics Inc. Grant or award +66 โ€” โ€”
Oct 16, 2023 Steel Dynamics Inc. Grant or award +69 โ€” โ€”
Aug 30, 2023 Tennant Company Option exercise +1,765 $64.20 $113,313
Aug 30, 2023 Tennant Company Open-market sale โˆ’1,765 $83.24 $146,919
Jul 14, 2023 Steel Dynamics Inc. Grant or award +69 โ€” โ€”
Jun 1, 2023 Steel Dynamics Inc. Grant or award +1,796 โ€” โ€”
May 25, 2023 Sensata Technologies Holding plc Grant or award +3,697 โ€” โ€”
May 25, 2023 Sensata Technologies Holding plc Shares withheld for tax โˆ’194 $40.58 $7,873

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