Orion Energy Systems, Inc.

OESX

Exchange: Nasdaq
Industry: Electric Lighting & Wiring Equipment
SEC CIK: 0001409375

SEC filings (opens in a new tab)

In the last 90 days, Orion Energy Systems, Inc. insiders filed 2 open-market purchases and 0 sales; 34 institutions reported holding it in 13F filings for Q2 2026, worth $21.2M in total; no superinvestor holds it.

Key figures

Market capClose on Nov 11, 2026: $55.8M
Insider buysLast 90 days, $45.5K in total: 2
Insider sellsOpen market, last 90 days: 0
13F holdersQ2 2026, −2 vs. previous quarter: 34
13F valueReported value at the end of Q2 2026: $21.2M
Superinvestors holdingAt the end of Q2 2026: 0

Price chart

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Financials

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From SEC filings, in USD.

Revenue, FY2026: $86.3M; +8.3% year over year
Net income, FY2026: -$3.16M; No comparable prior period
Free cash flow, FY2026: -$1.16M; −332.4% year over year
Revenue, Q2 FY2027: $21.7M; +8.9% year over year

Revenue flow, FY2026

Green is profit; orange is costs, expenses and taxes. Percentages are shares of revenue.

Net loss for FY2026: $3.16M (3.7% of revenue).

Short interest

See short data

From FINRA, settlement date Oct 30, 2026.

Short interest: 97.5K; Shares sold short
Change: −16.6K; −14.6% vs. previous
Days to cover: 3.73; At average daily volume

Superinvestors holding OESX, Q2 2026

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No superinvestor reported holding OESX at the end of Q2 2026.

Latest insider trades

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Open-market purchases and sales by Orion Energy Systems, Inc. insiders from Form 4, newest first.

Insider trades
Filed (ET)	Trade date	Filing delay	Insider	Transaction	Shares	Avg price	Value	Holding change	Flags
Nov 10, 2026 (view filing)5:19 PM ET	Nov 10	Same day	Brodin J PerEVP, CFO, CAO & Treasurer	PPurchase	+2.00K	$12.76	+$25.5K	+2.3%87.3K after
Aug 24, 2026 (view filing)4:28 PM ET	Aug 20	4 days	Wishart-Smith Heather LDirector	PPurchase	+1.05K	$18.96	+$20.0K	+10.2%11.4K after
Jun 25, 2026 (view filing)	Jun 23-24	2 days	Washlow Sally A.Chief Executive Officer	PPurchase	+2.73K	$9.48	+$25.9K	+5.9%49.3K after	2 lots
Feb 27, 2026 (view filing)	Feb 27	Same day	Brodin J PerEVP, CFO, CAO & Treasurer	PPurchase	+500	$11.07	+$5.54K	+0.5%92.8K after
Nov 21, 2025 (view filing)	Nov 19	2 days	Washlow Sally A.Chief Executive Officer	PPurchase	+21.2K	$14.17	+$299.9K	+83.5%46.5K after
Feb 26, 2025 (view filing)	Jun 24-28, 2024	247 daysLate	Washlow Sally A.Director	PPurchase	+3.83K	$1.31	+$5.00K	+7.7%53.6K after	3 lots
Feb 26, 2025 (view filing)	Feb 25	1 day	Jenkins Michael HChief Executive Officer	PPurchase	+5.68K	$0.88	+$5.00K	+0.5%1.25M after
Feb 24, 2025 (view filing)	Feb 21	3 days	Richstone Ellen BDirector	PPurchase	+20.0K	$0.91	+$18.2K	+6.8%313.7K after
Feb 24, 2025 (view filing)	Feb 21	3 days	Washlow Sally A.Director	PPurchase	+1.00K	$0.92	+$920	+2.1%49.8K after
Feb 24, 2025 (view filing)	Feb 21	3 days	Washlow Sally A.Director	PPurchase	+1.00K	$0.91	+$910	New position1.00K after

Top 10 13F holders, Q2 2026

See all 34 holders

The largest institutional positions in Orion Energy Systems, Inc. at the end of Q2 2026; share changes are against Q1 2026.

Institutions holding OESX in Q2 2026
Institution	Shares	Value	% of portfolio	Change in shares	Action
North Star Investment Management Corp.	526,952	$6.16M	0.33%	+1,400+0.3%	Added
Tieton Capital Management, LLC	284,526	$3.33M	0.96%	+18,050+6.8%	Added
Grace & White Inc	263,613	$3.08M	0.49%	+22,226+9.2%	Added
Renaissance Technologies LLC	181,669	$2.12M	0.00%	+3,200+1.8%	Added
Vanguard Capital Management LLC	127,484	$1.49M	0.00%	+15,560+13.9%	Added
US Bancorp	70,155	$820.1K	0.00%	00.0%	Unchanged
Marshall Wace, LLP	61,342	$717.1K	0.00%	+4,418+7.8%	Added
SEI Investments Co	55,406	$647.7K	0.00%	−74,695−57.4%	Reduced
Jane Street Group, LLC	53,685	$627.6K	0.00%	+26,535+97.7%	Added
Geode Capital Management, LLC	38,125	$445.8K	0.00%	−1,973−4.9%	Reduced

Holders of 5% or more of OESX

See all 4 holders and filings

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Orion Energy Systems, Inc..

Largest holders of OESX from 13D and 13G filings
Holder	Latest form	Stake	Change	First filed	Latest filing	Filing
North Star Investment Management Corp.	13G/A	12.99%527.0K shares	−1.94 ppfrom 14.93%	Jan 5, 20218 filings	Jul 2, 2026	SEC
Hirschman Orin	13G	9.90%407.0K shares	New	Oct 19, 20261 filing	Oct 19, 2026	SEC
Tieton Capital Management, LLC	13G/A	6.60%266.7K shares	−1.50 ppfrom 8.10%	Jan 25, 20234 filings	May 13, 2026	SEC
Grace & White Inc	13G/A	6.34%223.8K shares	−2.13 ppfrom 8.47%	Dec 7, 20234 filings	Jan 27, 2026	SEC