As of November 10, 2026, Mercer International Inc. is a publicly traded company (Nasdaq: MERC). The largest holder reporting an active stake on Schedule 13D is Peter R. Kellogg, a 10% owner, at 40.25%. No bankruptcy or receivership appears in its SEC Form 8-K filings. Passive holders reporting on Schedule 13G include Whitebox Advisors LLC (5.4%) (Schedule 13D/A, July 31, 2026).
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Is Mercer International Inc. a real, registered company?
- Mercer International Inc. files with the SEC under CIK 1333274 (its SEC filings).
- Its shares are listed under the ticker MERC on Nasdaq (SEC company record).
- Incorporated in Washington; business address in Vancouver, A1, 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 Mercer International Inc. in our court records and SEC 8-K records (as of 2026-11-10).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Whitebox Advisors LLC (filed 2026-08-14).
Who are Mercer International Inc.'s owners and officers?
Mercer International Inc.: incorporated in Washington; business address in Vancouver, A1; industry Pulp Mills (Schedule 13D, 2026-11-09).
| Report | Holder | Share |
|---|---|---|
| Schedule 13D, 2026-11-09 | Redwood Capital Management LLC | 0% |
| Schedule 13G/A, 2026-11-06 | Barclays PLC | 4% |
| Schedule 13G, 2026-08-14 | Whitebox Advisors LLC | 5.4% |
| Schedule 13D/A, 2026-07-31 | Peter R. Kellogg | 40.25% |
| Schedule 13D/A, 2026-05-21 | Peter R. Kellogg | 37.9% |
| Schedule 13G, 2026-05-14 | Barclays PLC | 5.75% |
| Schedule 13D/A, 2025-12-09 | Peter R. Kellogg | 36.5% |
| Schedule 13G/A, 2025-11-14 | Redwood Capital Management LLC | 6.9% |
| Schedule 13G/A, 2025-11-07 | Boundary Creek Advisors LP | 0% |
| Schedule 13G, 2025-08-14 | Redwood Capital Management LLC | 5% |
| Schedule 13D/A, 2025-07-23 | Peter R. Kellogg | 35.1% |
Questions about who owns Mercer International Inc.
Who owns Mercer International Inc.?
On this page, 2 holders' latest ownership filings report 5% or more of Mercer International Inc.: Peter R. Kellogg (40.25%, Schedule 13D/A, filed 2026-07-31) and Whitebox Advisors LLC (5.4%, Schedule 13G, filed 2026-08-14).
Who are the largest shareholders of Mercer International Inc.?
By the share each holder's latest filing reports, the largest holders of Mercer International Inc. on this page are Peter R. Kellogg (40.25%) and Whitebox Advisors LLC (5.4%).
When did Peter R. Kellogg buy into Mercer International Inc.?
The filings give report dates, not purchase dates. The earliest filing from Peter R. Kellogg on this page is the Schedule 13D/A, filed 2025-07-23, reporting 35.1%; its latest, Schedule 13D/A filed 2026-07-31, reports 40.25%. 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%); 11 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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Which insiders own Mercer International Inc. 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.
- , a 10% owner: 510,000 shares (0.76% of shares outstanding), held indirectly through a via occidental (Form 4, 2026-07-08).
- , a director: 133,471 shares (0.20% of shares outstanding) (Form 4, 2026-06-02).
- , the chief executive and president: 75,615 shares (0.11% of shares outstanding) (Form 4, 2025-06-13).
- , a director: 74,396 shares (0.11% of shares outstanding) (Form 4, 2025-06-03).
- , a director: 36,290 shares (0.05% of shares outstanding) (Form 4, 2025-08-19).
Shares outstanding: 67,018,033 as of 2026-11-03, from the company's latest SEC cover page.
How much has Mercer International Inc. raised?
No fundraising or offering filing from Mercer International Inc. is on file with us.
Keep reading
More on Mercer International Inc. and the records around it.
Mercer International Inc. elsewhere on the record
- 5%+ stake filings Nov 2026
Companies that share a holder
- Boundary Creek Advisors LP also filed stake reports on 1 other company: Mativ Holdings, Inc. (Aug 2025)
- Peter R. Kellogg also filed stake reports on 2 other companies: Scully Royalty Ltd. (Sep 2026), NAM TAI PROPERTY INC. (Jul 2026)
- REDWOOD CAPITAL MANAGEMENT LLC also filed stake reports on 5 other companies: Office Properties Income Trust (Aug 2026), Xponential Fitness, Inc. (Feb 2026), EchoStar CORP (Nov 2025)
Related pages
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