As of November 6, 2026, Orion S.A. is a publicly traded company (NYSE: OEC); its largest reported holder is Pzena Investment Management LLC, with 8.1% on Schedule 13G/A of July 11, 2025, then American Century Investments (5.7%). The largest insider holding is Corning F. Painter, the chief executive and a director, with 1,303,043 shares (2.3% of shares outstanding), per Form 4 of May 1, 2026 (Schedule 13G/A, July 11, 2025).
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Is Orion S.A. a real, registered company?
- Orion S.A. files with the SEC under CIK 1609804 (its SEC filings).
- Its shares are listed under the ticker OEC on NYSE (SEC company record).
- business address in Spring, Texas, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under Orion S.A. in our court records and SEC 8-K records (as of 2026-11-06).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names American Century Investments (filed 2026-08-14).
Who are Orion S.A.'s owners and officers?
Orion S.A.: business address in Spring, Texas; industry Miscellaneous Chemical Products (Schedule 13G, 2026-08-14).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G, 2026-08-14 | American Century Investment Management, Inc. | 5.7% |
| Schedule 13G, 2026-02-26 | Divisar Capital Management LLC | 5.5% |
| Schedule 13G/A, 2025-08-01 | William Blair Investment Management, LLC | 1.2% |
| Schedule 13G/A, 2025-07-11 | Pzena Investment Management LLC | 8.1% |
Questions about who owns Orion S.A.
Who owns Orion S.A.?
On this page, 3 holders' latest ownership filings report 5% or more of Orion S.A.: Pzena Investment Management LLC (8.1%, Schedule 13G/A, filed 2025-07-11), American Century Investment Management, Inc. (5.7%, Schedule 13G, filed 2026-08-14) and Divisar Capital Management LLC (5.5%, Schedule 13G, filed 2026-02-26).
Who are the largest shareholders of Orion S.A.?
By the share each holder's latest filing reports, the largest holders of Orion S.A. on this page are Pzena Investment Management LLC (8.1%), American Century Investment Management, Inc. (5.7%) and Divisar Capital Management LLC (5.5%).
When did Pzena Investment Management LLC buy into Orion S.A.?
The filings give report dates, not purchase dates. The earliest filing from Pzena Investment Management LLC on this page is the Schedule 13G/A, filed 2025-07-11, reporting 8.1%. That earliest filing is itself an amendment, which updates an earlier report.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 4 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
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What the Full Report on Orion S.A. covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
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The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
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Which insiders own Orion S.A. shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , the chief executive and a director: 1,303,043 shares (2.3% of shares outstanding) (Form 4, 2026-05-01).
- , the chief financial officer: 118,022 shares (0.21% of shares outstanding) (Form 4, 2025-05-07).
- , the senior vice president global operations: 112,710 shares (0.20% of shares outstanding) (Form 4, 2026-05-01).
- , a director: 110,857 shares (0.20% of shares outstanding) (Form 4, 2026-06-30).
- , a director: 103,357 shares (0.18% of shares outstanding) (Form 4, 2026-06-30).
Shares outstanding: 56,522,699 as of 2026-10-30, from the company's latest SEC cover page.
How much has Orion S.A. raised?
No fundraising or offering filing from Orion S.A. is on file with us.
Keep reading
More on Orion S.A. and the records around it.
Orion S.A. elsewhere on the record
- 5%+ stake filings Aug 2026
Companies that share a holder
- Divisar Partners QP, L.P. also filed stake reports on 4 other companies: Commerce.com, Inc. (Feb 2026), MasterCraft Boat Holdings, Inc. (Feb 2026)
- WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC also filed stake reports on 21 other companies: Baldwin Insurance Group, Inc. (Nov 2026), GeneDx Holdings Corp. (Nov 2026), i3 Verticals, Inc. (Aug 2026)
- PZENA INVESTMENT MANAGEMENT LLC also filed stake reports on 37 other companies: ADVANCE AUTO PARTS INC (Oct 2026), Globant S.A. (Oct 2026), Koppers Holdings Inc. (Oct 2026)
Related pages
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
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https://mentionfox.com/who-owns/orion-sa