Institutional Holders (2026 Q1)
33 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in OESX. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Tieton Capital Management, LLC | 0.78% | 266,476 | $2.3M |
| 2 | Grace & White Inc /Ny | 0.37% | 241,387 | $2.1M |
| 3 | North Star Investment Management Corp. | 0.28% | 525,552 | $4.6M |
| 4 | MYDA Advisors LLC | 0.19% | 133,505 | $1.2M |
| 5 | Manatuck Hill Partners, LLC | 0.17% | 71,428 | $624K |
| 6 | Firsthand Capital Management, Inc. | 0.03% | 1,400 | $12K |
| 7 | Essex Investment Management Co LLC | 0.02% | 12,557 | $110K |
| 8 | Axiom Investment Management LLC | 0.01% | 1,206 | $11K |
| 9 | Bridgeway Capital Management, LLC | 0.00% | 23,940 | $209K |
| 10 | Renaissance Technologies LLC | 0.00% | 178,469 | $1.6M |
| 11 | XTX Topco Ltd | 0.00% | 11,194 | $98K |
| 12 | IAG Wealth Partners, LLC | 0.00% | 1,700 | $15K |
| 13 | Sei Investments Co | 0.00% | 130,101 | $1.1M |
| 14 | Quadrature Capital Ltd | 0.00% | 10,080 | $88K |
| 15 | Trexquant Investment LP | 0.00% | 12,376 | $108K |
| 16 | US Bancorp \de\ | 0.00% | 70,155 | $613K |
| 17 | Marshall Wace, LLP | 0.00% | 56,924 | $498K |
| 18 | Tower Research Capital LLC (TRC) | 0.00% | 288 | $3K |
| 19 | Vanguard Fiduciary Trust Co | 0.00% | 17,312 | $151K |
| 20 | Jane Street Group, LLC | 0.00% | 27,150 | $237K |
| 21 | Vanguard Capital Management LLC | 0.00% | 111,924 | $978K |
| 22 | SBI Securities Co., Ltd. | 0.00% | 31 | — |
| 23 | Harbour Investments, INC. | 0.00% | 40 | — |
| 24 | BlackRock, Inc. | 0.00% | 24,209 | $212K |
| 25 | Parallel Advisors, LLC | 0.00% | 19 | — |
| Investor | Ownership History |
% of Portfolio | Prev % | Rank | Conviction | Avg Buy Price | 13F Score™ 3Y / 7Y | Sell Timing | Shares | Mkt Value | Change | Change % | Source | Quarter | Filed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|