MERCER INTERNATIONAL INC. - MERC
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 8 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| IAT REINSURANCE CO LTD. | History | Added to | 17,220,000 | 34,095 | 9.98% | 10.13% | 1 | +520,000 | 3.11% | Q4 2025 | Feb 10, 2026 |
| REDWOOD CAPITAL MANAGEMENT, LLC | History | No change | 4,648,133 | 9,203 | 0.99% | 1.3% | 2 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| TORONTO DOMINION BANK | History | No change | 3,300,000 | 6,534 | 0.01% | 0.01% | 3 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Atlas FRM LLC | History | No change | 3,150,000 | 6,237 | 0.61% | 1.06% | 4 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Reduced | 2,819,274 | 5,582 | 0.0% | 0.0% | 5 | -214,047 | -7.06% | Q4 2025 | Feb 12, 2026 |
| READYSTATE ASSET MANAGEMENT LP | History | Added to | 2,551,997 | 5,052 | 0.2% | 0.29% | 6 | +182,312 | 7.69% | Q4 2025 | Feb 17, 2026 |
| Solas Capital Management, LLC | History | Reduced | 1,607,315 | 3,182 | 1.81% | 2.9% | 7 | -42,717 | -2.59% | Q4 2025 | Feb 17, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | Added to | 1,158,077 | 2,292 | 0.0% | 0.0% | 8 | +21,322 | 1.88% | Q4 2025 | Feb 13, 2026 |
| Diameter Capital Partners LP | History | New | 1,100,397 | 2,178 | 0.2% | — | 9 | +1,100,397 | New | Q4 2025 | Feb 17, 2026 |
| BlackRock, Inc. | History | Added to | 1,040,717 | 2,060 | 0.0% | 0.0% | 10 | +18,296 | 1.79% | Q4 2025 | Feb 12, 2026 |
| WELLS FARGO & COMPANY/MN | History | Reduced | 894,700 | 1,771 | 0.0% | 0.0% | 11 | -295,397 | -24.82% | Q4 2025 | Feb 13, 2026 |
| D. E. Shaw & Co., Inc. | History | Reduced | 885,918 | 1,754 | 0.0% | 0.0% | 12 | -154,104 | -14.82% | Q4 2025 | Feb 17, 2026 |
| VANGUARD GROUP INC | History | Reduced | 828,440 | 1,640 | 0.0% | 0.0% | 13 | -1,636 | -0.2% | Q4 2025 | Jan 29, 2026 |
| BARCLAYS PLC | History | Added to | 739,335 | 1,463 | 0.0% | 0.0% | 14 | +726,120 | 5494.67% | Q4 2025 | Feb 13, 2026 |
| WHITEBOX ADVISORS LLC | History | Added to | 686,019 | 1,358 | 0.02% | 0.02% | 15 | +150,000 | 27.98% | Q4 2025 | Feb 17, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 561,001 | 1,111 | 0.0% | 0.0% | 16 | +14,603 | 2.67% | Q4 2025 | Feb 09, 2026 |
| OPPENHEIMER & CO INC | History | Reduced | 420,979 | 833 | 0.01% | 0.03% | 17 | -333,196 | -44.18% | Q4 2025 | Feb 02, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | Added to | 379,732 | 751 | 0.02% | 0.02% | 18 | +28,607 | 8.15% | Q4 2025 | Feb 17, 2026 |
| WOLVERINE ASSET MANAGEMENT LLC | History | Added to | 343,600 | 680 | 0.01% | 0.01% | 19 | +49,899 | 16.99% | Q4 2025 | Feb 02, 2026 |
| Verition Fund Management LLC | History | Added to | 308,622 | 611 | 0.0% | 0.0% | 21 | +279,889 | 974.1% | Q4 2025 | Feb 13, 2026 |
| AEGIS FINANCIAL CORP | History | Reduced | 308,927 | 611 | 0.15% | 0.34% | 20 | -80 | -0.03% | Q4 2025 | Feb 12, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 261,185 | 517 | 0.0% | 0.0% | 22 | -171,867 | -39.69% | Q4 2025 | Feb 17, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Reduced | 247,486 | 490 | 0.0% | 0.0% | 23 | -55,204 | -18.24% | Q4 2025 | Feb 13, 2026 |
| MORGAN STANLEY | History | Reduced | 227,103 | 449 | 0.0% | 0.0% | 24 | -185,448 | -44.95% | Q4 2025 | Feb 13, 2026 |
| STATE STREET CORP | History | Added to | 216,113 | 427 | 0.0% | 0.0% | 25 | +10,900 | 5.31% | Q4 2025 | Feb 13, 2026 |
| GSA CAPITAL PARTNERS LLP | History | Reduced | 190,774 | 378 | 0.03% | 0.05% | 26 | -20,145 | -9.55% | Q4 2025 | Feb 06, 2026 |
| Assenagon Asset Management S.A. | History | Added to | 184,717 | 365 | 0.0% | 0.0% | 27 | +83,467 | 82.44% | Q4 2025 | Jan 09, 2026 |
| Merrion Investment Management Co, LLC | History | No change | 150,000 | 297 | 0.16% | 0.25% | 28 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Cerity Partners LLC | History | No change | 150,080 | 297 | 0.0% | 0.0% | 29 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| JANE STREET GROUP, LLC | History | Added to | 125,171 | 247 | 0.0% | 0.0% | 30 | +42,028 | 50.55% | Q4 2025 | Feb 12, 2026 |
| NORTHERN TRUST CORP | History | Added to | 119,180 | 235 | 0.0% | 0.0% | 31 | +11,648 | 10.83% | Q4 2025 | Feb 17, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 109,935 | 217 | 0.0% | 0.0% | 32 | -8,360 | -7.07% | Q4 2025 | Mar 25, 2026 |
| Graham Capital Management, L.P. | History | Added to | 106,255 | 210 | 0.01% | 0.0% | 33 | +19,924 | 23.08% | Q4 2025 | Feb 17, 2026 |
| Susquehanna Portfolio Strategies, LLC | History | Reduced | 88,938 | 176 | 0.0% | 0.01% | 34 | -25,259 | -22.12% | Q4 2025 | Feb 17, 2026 |
| SHUFRO ROSE & CO LLC | History | Reduced | 71,300 | 141 | 0.01% | 0.06% | 35 | -47,100 | -39.78% | Q4 2025 | Feb 09, 2026 |
| Benefit Street Partners LLC | History | New | 63,685 | 126 | 0.14% | — | 36 | +63,685 | New | Q4 2025 | Jan 22, 2026 |
| Centiva Capital, LP | History | Added to | 60,872 | 120 | 0.0% | 0.0% | 37 | +28,031 | 85.35% | Q4 2025 | Feb 13, 2026 |
| UBS Group AG | History | Added to | 52,581 | 104 | 0.0% | 0.0% | 38 | +13,618 | 34.95% | Q4 2025 | Jan 29, 2026 |
| Qube Research & Technologies Ltd | History | Reduced | 51,970 | 102 | 0.0% | 0.0% | 39 | -169,637 | -76.55% | Q4 2025 | Feb 17, 2026 |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | History | Reduced | 42,610 | 96 | 0.0% | 0.0% | 40 | -29 | -0.07% | Q4 2025 | Jan 08, 2026 |
| Quadrature Capital Ltd | History | New | 37,009 | 73 | 0.0% | — | 41 | +37,009 | New | Q4 2025 | Feb 17, 2026 |
| Net Worth Advisory Group | History | Reduced | 34,358 | 68 | 0.01% | 0.03% | 42 | -916 | -2.6% | Q4 2025 | Jan 14, 2026 |
| Invesco Ltd. | History | Reduced | 32,725 | 64 | 0.0% | 0.0% | 43 | -11,668 | -26.28% | Q4 2025 | Feb 19, 2026 |
| Beacon Pointe Advisors, LLC | History | New | 31,819 | 63 | 0.0% | — | 44 | +31,819 | New | Q4 2025 | Feb 18, 2026 |
| Engineers Gate Manager LP | History | Added to | 31,033 | 61 | 0.0% | 0.0% | 45 | +8,834 | 39.79% | Q4 2025 | Feb 17, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 27,511 | 54 | 0.0% | 0.0% | 46 | -51,600 | -65.22% | Q4 2025 | Feb 12, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | No change | 26,868 | 52 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| JPMORGAN CHASE & CO | History | Reduced | 25,380 | 50 | 0.0% | 0.0% | 48 | -7,021 | -21.67% | Q4 2025 | Feb 11, 2026 |
| Banco BTG Pactual S.A. | History | New | 24,600 | 48 | 0.01% | — | 49 | +24,600 | New | Q4 2025 | Feb 12, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Reduced | 22,158 | 43 | 0.0% | 0.0% | 50 | -972,816 | -97.77% | Q4 2025 | Feb 17, 2026 |
| Daytona Street Capital LLC | History | New | 20,000 | 39 | 0.03% | — | 51 | +20,000 | New | Q4 2025 | Jan 21, 2026 |
| R Squared Ltd | History | Added to | 18,868 | 37 | 0.02% | 0.02% | 52 | +1,538 | 8.87% | Q4 2025 | Jan 30, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | No change | 17,659 | 35 | 0.0% | 0.0% | 53 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| CITIGROUP INC | History | Reduced | 17,556 | 34 | 0.0% | 0.0% | 54 | -198,908 | -91.89% | Q4 2025 | Feb 13, 2026 |
| LPL Financial LLC | History | New | 16,558 | 32 | 0.0% | — | 55 | +16,558 | New | Q4 2025 | Feb 11, 2026 |
| KESTRA PRIVATE WEALTH SERVICES, LLC | History | No change | 13,500 | 26 | 0.0% | 0.0% | 56 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| Squarepoint Ops LLC | History | Reduced | 12,077 | 23 | 0.0% | 0.0% | 57 | -45,974 | -79.2% | Q4 2025 | Feb 13, 2026 |
| AXQ CAPITAL, LP | History | New | 10,985 | 21 | 0.0% | — | 58 | +10,985 | New | Q4 2025 | Feb 10, 2026 |
| Joel Isaacson & Co., LLC | History | No change | 10,000 | 19 | 0.0% | 0.0% | 59 | 0 | 0.0% | Q4 2025 | Jan 30, 2026 |
| Arax Advisory Partners | History | Reduced | 9,400 | 18 | 0.0% | 0.0% | 60 | -278 | -2.87% | Q4 2025 | Feb 13, 2026 |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | History | Added to | 8,741 | 17 | 0.0% | 0.0% | 61 | +2,598 | 42.29% | Q4 2025 | Feb 17, 2026 |
| FMR LLC | History | Added to | 7,301 | 14 | 0.0% | — | 62 | +7,190 | 6477.48% | Q4 2025 | Feb 17, 2026 |
| ROYAL BANK OF CANADA | History | New | 5,900 | 12 | 0.0% | — | 63 | +5,900 | New | Q4 2025 | Feb 17, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Reduced | 4,968 | 9 | 0.0% | 0.0% | 64 | -316 | -5.98% | Q4 2025 | Feb 17, 2026 |
| NATIONAL BANK OF CANADA /FI/ | History | Added to | 3,200 | 6 | 0.0% | 0.0% | 65 | +700 | 28.0% | Q4 2025 | Feb 17, 2026 |
| Zurcher Kantonalbank (Zurich Cantonalbank) | History | No change | 2,549 | 5 | 0.0% | 0.0% | 66 | 0 | 0.0% | Q4 2025 | Jan 27, 2026 |
| TD Waterhouse Canada Inc. | History | No change | 1,700 | 3 | 0.0% | 0.0% | 67 | 0 | 0.0% | Q4 2025 | Jan 27, 2026 |
| RHUMBLINE ADVISERS | History | No change | 1,325 | 2 | 0.0% | 0.0% | 68 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Olistico Wealth, LLC | History | New | 755 | 1 | 0.0% | — | 69 | +755 | New | Q4 2025 | Jan 13, 2026 |
| Jump Financial, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -153,666 | -100.0% | Q3 2025 | Nov 13, 2025 |
| Empowered Funds, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -129,012 | -100.0% | Q3 2025 | Nov 13, 2025 |
| XTX Topco Ltd | History | Closed out | 0 | 0 | — | 0.02% | — | -105,933 | -100.0% | Q3 2025 | Nov 14, 2025 |
| PDT Partners, LLC | History | Closed out | 0 | 0 | — | 0.02% | — | -99,982 | -100.0% | Q3 2025 | Nov 17, 2025 |
| TUDOR INVESTMENT CORP ET AL | History | Closed out | 0 | 0 | — | 0.99% | — | -74,153 | -100.0% | Q3 2025 | Dec 09, 2025 |
| WEALTHEDGE INVESTMENT ADVISORS, LLC | History | Closed out | 0 | 0 | — | 0.08% | — | -71,584 | -100.0% | Q3 2025 | Nov 12, 2025 |
| OXFORD ASSET MANAGEMENT LLP | History | Closed out | 0 | 0 | — | 0.98% | — | -70,935 | -100.0% | Q3 2025 | Feb 17, 2026 |
| GAMCO INVESTORS, INC. ET AL | History | Closed out | 0 | 0 | — | 0.0% | — | -68,795 | -100.0% | Q3 2025 | Nov 12, 2025 |
| Brevan Howard Capital Management LP | History | Closed out | 0 | 0 | — | 0.0% | — | -59,007 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Walleye Capital LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -57,969 | -100.0% | Q3 2025 | Nov 14, 2025 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -55,700 | -100.0% | Q3 2025 | Nov 14, 2025 |
| ALGERT GLOBAL LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -45,180 | -100.0% | Q3 2025 | Nov 14, 2025 |
| HSBC HOLDINGS PLC | History | Closed out | 0 | 0 | — | 0.0% | — | -22,424 | -100.0% | Q3 2025 | Nov 13, 2025 |
| RAYMOND JAMES FINANCIAL INC | History | Closed out | 0 | 0 | — | 0.0% | — | -16,703 | -100.0% | Q3 2025 | Nov 14, 2025 |
| TWO SIGMA ADVISERS, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -11,600 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Quantbot Technologies LP | History | Closed out | 0 | 0 | — | 0.0% | — | -7,838 | -100.0% | Q3 2025 | Nov 12, 2025 |
| ARMSTRONG ADVISORY GROUP, INC | History | Closed out | 0 | 0 | — | 0.0% | — | -1,837 | -100.0% | Q3 2025 | Oct 08, 2025 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | New | 348 | 0 | — | — | — | +348 | New | Q4 2025 | Feb 06, 2026 |
| EverSource Wealth Advisors, LLC | History | Closed out | 0 | 0 | — | — | — | -168 | -100.0% | Q3 2025 | Nov 10, 2025 |
| OSAIC HOLDINGS, INC. | History | Reduced | 75 | 0 | — | — | — | -96 | -56.14% | Q4 2025 | Feb 17, 2026 |
| True Wealth Design, LLC | History | Closed out | 0 | 0 | — | — | — | -51 | -100.0% | Q3 2025 | Oct 21, 2025 |
| Intesa Sanpaolo S.p.A. | History | New | 14 | 0 | — | — | — | +14 | New | Q4 2025 | Feb 17, 2026 |
| CWM, LLC | History | Reduced | 23 | 0 | — | — | — | -11 | -32.35% | Q4 2025 | Jan 26, 2026 |
| SIGNATUREFD, LLC | History | Closed out | 0 | 0 | — | — | — | -7 | -100.0% | Q3 2025 | Oct 21, 2025 |
| IFP Advisors, Inc | History | Closed out | 0 | 0 | — | — | — | -5 | -100.0% | Q3 2025 | Feb 06, 2026 |
| SBI Securities Co., Ltd. | History | Reduced | 411 | 0 | — | 0.0% | — | -2 | -0.48% | Q4 2025 | Feb 03, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 469 | 0 | — | 0.0% | — | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| Farther Finance Advisors, LLC | History | No change | 44 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 23, 2026 |