Ellen B. Richstone

Sits on 2 boards. Last updated September 28, 2026

Time on boards

Boards served
2
Current seats
2
Board service
7 years
Director since
2023

7 years of board service in total across 2 boards, counting each seat separately. Longest: Orion Energy Systems Inc., 3 years.

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 14, 2024 Orion Energy Systems Inc. Open-market purchase +20,000 $1.15 $23,000
Jun 11, 2024 Orion Energy Systems Inc. Grant or award +27,523 โ€” โ€”
Jun 7, 2024 Cognition Therapeutics Inc. Grant or award +8,500 โ€” โ€”
Nov 29, 2023 Orion Energy Systems Inc. Open-market purchase +30,000 $0.93 $27,900
Aug 15, 2023 Orion Energy Systems Inc. Grant or award +19,355 โ€” โ€”
Jun 12, 2023 Orion Energy Systems Inc. Open-market purchase +8,185 $1.85 $15,142
Jun 9, 2023 Cognition Therapeutics Inc. Grant or award +6,000 โ€” โ€”
Jun 9, 2023 Orion Energy Systems Inc. Open-market purchase +16,815 $1.78 $29,931

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