SEC Form 4 · Updated Daily
MERC
— MERCER INTERNATIONAL INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| HARBINGER HOLDINGS, LLC | 10%+ Owner | 2,228,194 | 2010-02-04 | — |
| HARBINGER CAPITAL PARTNERS LLC | 10%+ Owner | 2,228,194 | 2010-02-04 | — |
| HARBINGER CAPITAL PARTNERS MASTER FUND I, LTD. | 10%+ Owner | 2,228,194 | 2010-02-04 | — |
| HARBINGER CAPITAL PARTNERS II GP LLC | 10%+ Owner | 2,228,194 | 2010-02-04 | — |
| HARBINGER CAPITAL PARTNERS II LP | 10%+ Owner | 2,228,194 | 2010-02-04 | — |
| Credit Distressed Blue Line Master Fund, Ltd. | 10%+ Owner | 2,228,194 | 2010-02-04 | — |
| FALCONE PHILIP | 10%+ Owner | 2,228,194 | 2010-02-04 | — |
| LEE JIMMY S H | Director · Officer | 1,934,868 | 2023-02-15 | M |
| KELLOGG PETER R | 10%+ Owner | 1,385,672 | 2026-06-12 | P |
| GANDOSSI DAVID M | Director · Officer | 204,477 | 2022-02-16 | M |
| WITTS GRAEME | Director | 163,685 | 2016-06-06 | A |
| SHIELDS KENNETH A | Director | 142,000 | 2011-06-02 | J |
| Shepherd James | Director | 133,471 | 2026-06-02 | A |
| MCCARTNEY WILLIAM | Director | 113,650 | 2023-06-01 | A |
| ADAMS GUY W | Director | 93,685 | 2012-06-08 | J |
| Nossol Leonhard | Officer | 90,606 | 2024-02-15 | M |
| Ridder Wolfram | Officer | 78,395 | 2024-02-15 | M |
| Ure David Kent | Officer | 78,055 | 2023-02-15 | M |
| BUENO ESTRADA JUAN CARLOS | Director · Officer | 75,615 | 2025-06-11 | P |
| Rettig Rainer | Director | 74,396 | 2025-06-02 | A |
| Purchase Keith | Director | 69,963 | 2023-05-01 | A |
| Picchi Bernard | Director | 60,200 | 2018-06-08 | A |
| Wallace Alan C. | Director | 59,901 | 2025-06-02 | A |
| MERWIN BRIAN | Officer | 58,890 | 2024-02-15 | M |
| Short Richard George | Officer | 51,382 | 2024-09-06 | P |
| Cooper David Michael | Officer | 49,339 | 2017-02-23 | M |
| Malpass George Levar | Director | 47,000 | 2010-06-02 | J |
| Koppensteiner Adolf | Officer | 46,742 | 2024-02-15 | M |
| Stueber Werner Eberhard | Officer | 46,666 | 2007-03-05 | M |
| STANNUS GENEVIEVE | Officer | 43,675 | 2024-02-15 | M |
| Isacsson Claes Inge | Officer | 42,305 | 2014-05-05 | A |
| Lauritzen Eric | Director | 38,085 | 2018-05-21 | S |
| WELTY LINDA J | Director | 36,290 | 2025-08-18 | P |
| MORFITT MARTHA A M | Director | 35,225 | 2020-06-01 | A |
| BECK WOLFGANG | Officer | 35,054 | 2025-05-07 | P |
| von Pentz Markwart | Director | 27,933 | 2025-06-02 | A |
| Heine Eric Xavier | Officer | 23,485 | 2024-11-20 | S |
| Merforth Carsten | Officer | 22,651 | 2025-05-08 | P |
| ORR NANCY | Director | 17,483 | 2018-03-16 | S |
| ALEKSON CYNTHIA MARGARET | Officer | 3,895 | 2024-02-15 | M |
| North Janine | Director | 2,000 | 2024-09-11 | P |
| Laberge Alice | Director | 2,000 | 2026-02-25 | P |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-06-12 | KELLOGG PETER R | Open-market buy | 14,031 | $0.91 | 1,385,672 |
| 2026-06-12 | KELLOGG PETER R | Open-market buy | 200 | $0.91 | 1,371,641 |
| 2026-06-12 | KELLOGG PETER R | Open-market buy | 1,210 | $0.90 | 1,371,441 |
| 2026-06-12 | KELLOGG PETER R | Open-market buy | 36,000 | $0.93 | 1,370,231 |
| 2026-06-11 | KELLOGG PETER R | Open-market buy | 136,000 | $0.86 | 1,334,231 |
| 2026-06-10 | KELLOGG PETER R | Open-market buy | 36,000 | $0.82 | 1,198,231 |
| 2026-06-09 | KELLOGG PETER R | Open-market buy | 23,637 | $0.79 | 1,162,231 |
| 2026-06-08 | KELLOGG PETER R | Open-market buy | 34,733 | $0.80 | 1,138,594 |
| 2026-06-05 | KELLOGG PETER R | Open-market buy | 36,000 | $0.85 | 1,103,861 |
| 2026-06-04 | BUENO ESTRADA JUAN CARLOS | Grant / award (derivative) | 126,808 | $0.00 | 126,808 |
| 2026-06-04 | Koppensteiner Adolf | Grant / award (derivative) | 30,505 | $0.00 | 30,505 |
| 2026-06-04 | Merforth Carsten | Grant / award (derivative) | 26,764 | $0.00 | 26,764 |
| 2026-06-04 | ALEKSON CYNTHIA MARGARET | Grant / award (derivative) | 7,188 | $0.00 | 7,188 |
| 2026-06-04 | Heine Eric Xavier | Grant / award (derivative) | 10,750 | $0.00 | 10,750 |
| 2026-06-04 | STANNUS GENEVIEVE | Grant / award (derivative) | 8,583 | $0.00 | 8,583 |
| 2026-06-04 | ARGUIN GUY | Grant / award (derivative) | 13,612 | $0.00 | 13,612 |
| 2026-06-04 | Short Richard George | Grant / award (derivative) | 31,504 | $0.00 | 31,504 |
| 2026-06-04 | BECK WOLFGANG | Grant / award (derivative) | 12,967 | $0.00 | 12,967 |
| 2026-06-04 | Ridder Wolfram | Grant / award (derivative) | 18,665 | $0.00 | 18,665 |
| 2026-06-04 | KELLOGG PETER R | Open-market buy | 36,000 | $0.89 | 1,067,861 |
| 2026-06-02 | WELTY LINDA J | Grant / award (derivative) | 25,000 | — | 85,181 |
| 2026-06-02 | Laberge Alice | Grant / award (derivative) | 25,000 | — | 96,085 |
| 2026-06-02 | MCCARTNEY WILLIAM | Grant / award (derivative) | 41,250 | — | 106,156 |
| 2026-06-02 | Shepherd James | Grant / award | 25,000 | $0.00 | 133,471 |
| 2026-06-02 | North Janine | Grant / award (derivative) | 25,000 | — | 80,289.3 |
| 2026-06-02 | von Pentz Markwart | Grant / award (derivative) | 25,000 | — | 25,000 |
| 2026-06-02 | Rettig Rainer | Grant / award (derivative) | 25,000 | — | 25,000 |
| 2026-06-02 | CORRICK THOMAS KEVIN | Grant / award (derivative) | 25,000 | — | 75,008 |
| 2026-06-02 | KELLOGG PETER R | Open-market buy | 1,047 | $0.92 | 1,031,861 |
| 2026-06-01 | KELLOGG PETER R | Open-market buy | 10,154 | $0.91 | 1,030,814 |
| 2026-06-01 | KELLOGG PETER R | Open-market buy | 2,731 | $0.90 | 1,020,660 |
| 2026-06-01 | KELLOGG PETER R | Open-market buy | 36,000 | $0.90 | 1,017,929 |
| 2026-06-01 | KELLOGG PETER R | Open-market buy | 16,000 | $0.90 | 981,929 |
| 2026-05-19 | KELLOGG PETER R | Open-market buy | 105,000 | $0.97 | 1,957,000 |
| 2026-05-18 | KELLOGG PETER R | Open-market buy | 380,000 | $0.96 | 1,852,000 |
| 2026-05-15 | KELLOGG PETER R | Open-market buy | 215,000 | $0.95 | 1,472,000 |
| 2026-05-14 | KELLOGG PETER R | Open-market buy | 200,000 | $0.88 | 1,257,000 |
| 2026-05-12 | KELLOGG PETER R | Open-market buy | 57,000 | $0.88 | 1,057,000 |
| 2026-05-12 | KELLOGG PETER R | Open-market buy | 43,000 | $0.84 | 253,000 |
| 2026-02-25 | Laberge Alice | Open-market buy | 1,000 | $1.90 | 2,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.