Orion Energy Systems, Inc. (OESX)
Nasdaq: OESX · Electric Lighting & Wiring Equipment · Manitowoc, WI · filing with the SEC since 2007
Who owns Orion Energy Systems, Inc.
As filed with the SECHolders of 5% or more
5
North Star Investment Management Corporation holds 13% of Common Stock, no par value, as its SCHEDULE 13G/A filed Jul 2, 2026 says.
Directors and officers
7
report now, of 23 people on the record since 2007. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 5 named at left.
Holders of 5% or moreshare of the class, as filed
North Star Investment Management Corporation
SCHEDULE 13G/A · filed Jul 2, 2026 · Common Stock, no par value · 14.9% in Apr 6, 2026
Orin Hirschman
SCHEDULE 13G · filed Oct 19, 2026 · Common Stock, no par value
Connors Kathleen Marie
SCHEDULE 13G · filed Aug 15, 2025 · Common Stock, no par value
Tieton Capital Management, LLC
SCHEDULE 13G/A · filed May 13, 2026 · Common Stock · 8.1% in Feb 11, 2025
Grace & White, Inc.
SCHEDULE 13G/A · filed Jan 27, 2026 · Common stock, no par value · 8.47% in Feb 5, 2025
Acuitas Investments, LLC
SCHEDULE 13G/A · filed May 2, 2025 · Common Stock, no par value · reported falling below 5%, from 5.21% in Feb 3, 2025
What OESX reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
Voltrek LLC
An entity · legal entity · owns, named in the 10-K filed Jun 4, 2026
Stay Lite Lighting Acquisition
A company bought · acquisition · Dec 2026 · owns, named in the 10-K filed Jun 4, 2026
Orion
A company bought · acquisition · owns, named in the 10-K filed Jun 4, 2026
Voltrek Acquisition
A company bought · acquisition · owns, named in the 10-K filed Jun 4, 2026
5 subsidiaries in 2 countries, from the list filed with the 10-K filed Jun 26, 2025.
Insider tradesForm 4
0sales
7purchases
0sales on a scheduled plan
0people selling
$0sold, in dollars
$400,000bought, in dollars
Open-market trades on Form 4 from Nov 12, 2025 to Nov 12, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Nov 12, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window3 of 23 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Washlow Sally A. | Chief Executive Officer | 0 | $0 | 0 | 4 | $300,000 |
| Brodin J Per | EVP, CFO, CAO & Treasurer | 0 | $0 | 0 | 2 | $0 |
| Wishart-Smith Heather L | director | 0 | $0 | 0 | 1 | $0 |