Herman E. Bulls

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: Fluence Energy Inc., 3 years.

3 years ยท Since 2023
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
Dec 23, 2024 Fluence Energy Inc. Open-market purchase +10,000 $15.57 $155,700
Aug 13, 2024 Fluence Energy Inc. Open-market purchase +10,000 $16.81 $168,100
May 17, 2024 Comfort Systems USA Inc. Grant or award +498 โ€” โ€”
May 16, 2024 Comfort Systems USA Inc. Open-market sale โˆ’3,500 $337.41 $1,180,935
May 15, 2024 Host Hotels & Resorts Inc. Grant or award +9,740 โ€” โ€”
Mar 20, 2024 Fluence Energy Inc. Option exercise +10,926 โ€” โ€”
Mar 4, 2024 Comfort Systems USA Inc. Open-market sale โˆ’3,500 $319.95 $1,119,825
Mar 1, 2024 Comfort Systems USA Inc. Gift โˆ’3,100 โ€” โ€”
Aug 21, 2023 Comfort Systems USA Inc. Gift โˆ’5,900 โ€” โ€”
May 18, 2023 Host Hotels & Resorts Inc. Grant or award +9,221 โ€” โ€”
May 16, 2023 Comfort Systems USA Inc. Grant or award +1,065 โ€” โ€”
Mar 19, 2023 Fluence Energy Inc. Option exercise +7,364 โ€” โ€”

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