OEC Institutional Ownership
Who owns Orion S.A. and what the big funds did with it last quarter, from every SEC 13F filing. 188 funds reported holding OEC at Jun 30, 2026, together owning 94.1% of the company.
- ▲103 buying vs 67 selling
- ▲Held by funds +2.7 pts
- ▲Funds holding +7
- ▲Superinvestors: 3 added, 1 cut
- ●Put/call not meaningful
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 188 | 181 | +3.9% |
| In funds' top 10 | 1 | 1 | 0.0% |
| 13F shares | 53.2M | 51.7M | +2.9% |
| Held by funds | 94.1% | 91.4% | +2.7 pts |
| New positions | 25 | 30 | −16.7% |
| Increased | 78 | 78 | 0.0% |
| Reduced | 50 | 48 | +4.2% |
| Sold out | 17 | 27 | −37.0% |
| Calls (shares) | 0 | 4,500 | −100.0% |
| Puts (shares) | 0 | 0 | – |
| Put/call ratio | – | 0.00 | – |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in OEC
All superinvestors →
Who owns OEC
share of fund held shares- Index and passive funds27.4%
- Active managers and hedge funds62.1%
- Banks and brokers9.9%
- Pensions, insurers and other0.6%
The top 10 holders own 50.7% of all OEC shares that funds reported. Groups are our own grouping of filers by name.
Put/call ratio
funds' options, market makers left outAbove 1 means funds hold more puts than calls, a sign of hedging or bets on a fall. Options are valued at the underlying shares.
Filed so far for Q3 2026
36 funds changed their position- Mackenzie Financial CorpAdded+738K sh
- Principal Financial Group IncSold out−208K sh
- Inspire Investing, LLCSold out−101K sh
- SummerHaven Investment Management, LLCAdded+107K sh
- Pzena Investment Management LLCTrimmed−77K sh
🔒 Free account: see all 20.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | Pzena Investment Management LLC | 8.44% | 4.8M | $31.6M | +172K |
| 2 | BlackRock, Inc. | 7.44% | 4.2M | $27.9M | +246K |
| 3 | Divisar Capital Management LLC | 5.99% | 3.4M | $22.4M | −183K |
| 4 | American Century Companies Inc | 5.67% | 3.2M | $21.2M | +695K |
| 5 | AQR Capital Management LLC | 4.37% | 2.5M | $16.4M | +517K |
| 6 | D. E. Shaw & Co., Inc. | 3.88% | 2.2M | $14.5M | −282K |
| 7 | Dimensional Fund Advisors LP | 3.49% | 2M | $13.1M | −87K |
| 8 | Invesco Ltd. | 2.94% | 1.7M | $11M | −64K |
| 9 | Fuller & Thaler Asset Management, Inc. | 2.91% | 1.6M | $10.9M | +256K |
| 10 | Geode Capital Management, LLC | 2.56% | 1.4M | $9.6M | +167K |
- American Century Companies Inc+695K sh+$4.6M
- Acadian Asset Management LLC+582K sh+$3.9M
- AQR Capital Management LLC+517K sh+$3.4M
- Mackenzie Financial Corp+383K sh+$2.5M
- Fuller & Thaler Asset Management, Inc.+256K sh+$1.7M
- BlackRock, Inc.+246K sh+$1.6M
- Millennium Management LLC+175K sh+$1.2M
- Pzena Investment Management LLC+172K sh+$1.1M
- Jane Street Group, LLC−403K sh−$2.7M
- D. E. Shaw & Co., Inc.−282K sh−$1.9M
- Marshall Wace, LLP−237K sh−$1.6M
- Charles Schwab Investment Management Inc−213K sh−$1.4M
- Thor Investment Management Inc /oh/ /adv−212K sh−$1.4M
- Divisar Capital Management LLC−183K sh−$1.2M
- Sei Investments Co−179K sh−$1.2M
- Engineers Gate Manager LP−149K sh−$991K
OEC institutional ownership FAQ
Who owns the most OEC stock?
In Q2 2026 13F filings the largest holder of OEC was Pzena Investment Management LLC, followed by BlackRock, Inc. and Divisar Capital Management LLC. Index fund managers are usually the biggest holders of large companies.
What percentage of OEC is owned by institutions?
Funds that file 13F reports held 94.1% of OEC's shares at Jun 30, 2026, compared with 91.4% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying OEC?
In Q2 2026, 103 funds bought OEC (25 of them new positions) and 67 sold (17 sold out completely). Among well known investors, 3 added and 1 cut. Our fund sentiment for OEC is strongly bullish.
What is OEC's institutional put/call ratio?
Too few option positions were reported for a meaningful ratio.
How current is this OEC ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.