Ellen B. Richstone - 11 Aug 2026 Form 4 Insider Report for ORION ENERGY SYSTEMS, INC. (OESX)

Reporting relationship: Director
Issuer ticker: OESX
Reported as of: 11 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 12 Aug 2026, 17:28:50 UTC
Prior SEC filing: 22 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Garrett F. Bishop, Attorney-in-Fact for Ellen B. Richstone

Key filing fact

Ellen B. Richstone filed Form 4 for ORION ENERGY SYSTEMS, INC. (OESX) on 12 Aug 2026.

Key facts

This page summarizes Ellen B. Richstone's Form 4 filing for ORION ENERGY SYSTEMS, INC. (OESX).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 12 Aug 2026, 17:28.

Change

Previous filing in this sequence was filed on 22 Jun 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001281526 Primary reporting owner

RICHSTONE ELLEN B

Relationship: Director
Address: 2210 WOODLAND DRIVE, MANITOWOC
Signature: /s/ Garrett F. Bishop, Attorney-in-Fact for Ellen B. Richstone
Signature date: 12 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

OESX transaction

Common Stock

Award

Transaction value
Shares: +2,532
Change %: +7.6%
Price: $0.000000^*
Shares after: 35,897
Date: 11 Aug 2026
Ownership: Direct
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Restricted stock granted to the reporting person under the Orion Energy Systems, Inc. 2016 Omnibus Incentive Plan. The restricted stock vests and becomes exercisable with respect to 1/3 of the restricted stock on each of August 11, 2027, 2028 and 2029, respectively.

Footnote F2

On August 22, 2025, the issuer effected a 1-for-10 reverse stock split of the issued and outstanding shares of its common stock. Upon effectiveness of the reverse stock split, every 10 shares of common stock was automatically converted into one share of common stock, resulting in the reporting person's beneficial ownership of 300,293 less shares of common stock held directly.