Security key
686275207
ORION ENERGY SYSTEMS, INC. - Common stock, no par value (OESX)
CUSIP: 686275207
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common stock, no par value
- Total 13F shares
- 1,996,475
- Total 13F value
- $17,449,328
- Share change
- +586,566
- SEC-reported price per share
- $8.74
- Number of holders
- 36
- Value change
- +$5,113,100
- Number of buys
- 20
- Number of sells
- 5
- Shares outstanding
- 3,530,710
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
36
Top holders
10
OESX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Previous quarter: Q4 2025
ORION ENERGY SYSTEMS, INC. SEC filings
ORION ENERGY SYSTEMS, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 686275207
Recent filing periods:
Ownership snapshot
Top reported holders of OESX - ORION ENERGY SYSTEMS, INC. - Common stock, no par value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Kathleen Marie Connors
Disclosed value leader
North Star Investment Man...
Comparable rows
15/15
Latest evidence
31 Dec 2025
13D/G
13F
3/4/5
Lead comparable stake: 7.5%
13D/G row: Kathleen Marie Connors
Showing 1-6 of 15 holder rows.
Quick read
Kathleen Marie Connors leads the comparable SEC ownership view at 7.5%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Kathleen Marie Connors's linked filing trail.
Comparable ownership
Top 5
Kathleen Marie Connors
7.5%
Tieton Capital Management, LLC
6.6%
GRACE & WHITE INC /NY
6.3%
Acuitas Investments, LLC
3.1%
Ellen B. Richstone
8.2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Kathleen Marie Connors |
13D/G
CONNORS KATHLEEN MARIE
|
7.5%
|
$1,594,838
2,657,620 shares
|
$0 | 16 Jul 2024 |
| Tieton Capital Management, LLC |
13F
13D/G
Company
|
6.6%
from 13D/G
|
$3,940,000
256,194 shares
|
— | 31 Dec 2025 |
| GRACE & WHITE INC /NY |
13D/G
13F
Grace & White, Inc. · Company
|
6.3%
|
$3,612,891
223,847 shares
|
$0 | 31 Dec 2025 |
| Acuitas Investments, LLC |
13D/G
|
3.1%
|
$742,922
1,017,701 shares
|
-$509,283 | 31 Mar 2025 |
| Ellen B. Richstone |
3/4/5
Director
|
8.2%
|
$193,521
333,658 shares
|
— | 01 Jul 2025 |
| Anthony L. Otten |
3/4/5
Director
|
5.8%
|
$135,958
234,412 shares
|
— | 01 Jul 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
36
Shares
1,996,475
Rows available
36
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
26
Q1 2026 holders
36
Holder diff
10
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend