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Maple Rock Capital Partners Inc.

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13F filer, CIK 1658363, Toronto, Ontario, Canada

Maple Rock Capital Partners Inc. reported $3,027,143,874 across 38 holdings for the quarter ended 2025-12-31, in a 13F-HR filed 2026-02-17. Its ten largest share positions make up 58.11% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001658363-26-000003

Period
2025-12-31
Reported value
$3.03B
Holdings
38
Top 10 weight
58.11%
New
5
Sold out
8

Largest buys vs the previous quarter

SecurityShares changeApprox. value
AAnew+3,263,300$173M
Bnew+1,991,400$86.7M
CLFadded+5,855,830$77.8M
CVSnew+816,400$64.8M
EQXadded+3,589,200$50.4M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
TFIIexited-1,098,362-$96.7M
BABAexited-406,930-$72.7M
SNDKreduced-254,200-$60.3M
INTCexited-1,346,800-$45.2M
TLNexited-98,175-$41.8M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q4 2025

Share positions as resolved from 13F-HR 0001658363-26-000003, largest first. % of portfolio is the value over $3,027,143,874, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
WDCWESTERN DIGITAL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 3,287,400 shares; 2024Q4: 2,983,900 shares; 2025Q1: 3,189,796 shares; 2025Q2: 3,735,296 shares; 2025Q3: 2,589,325 shares; 2025Q4: 2,381,525 shares 2,381,525$410M13.55%-207,800Timeline
EQXEQUINOX GOLD CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 9,169,400 shares; 2024Q4: 8,753,400 shares; 2025Q1: 7,079,488 shares; 2025Q2: 14,308,748 shares; 2025Q3: 16,644,848 shares; 2025Q4: 20,234,048 shares 20,234,048$284M9.39%+3,589,200Timeline
STXSEAGATE TECHNOLOGY HLDNGS PLQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 274,900 shares; 2024Q4: 274,900 shares; 2025Q1: 610,906 shares; 2025Q2: 1,131,752 shares; 2025Q3: 740,352 shares; 2025Q4: 665,852 shares 665,852$183M6.06%-74,500Timeline
AAALCOA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 3,263,300 shares 3,263,300$173M5.73%newTimeline
CLFCLEVELAND-CLIFFS INC NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 8,385,600 shares; 2025Q3: 6,502,400 shares; 2025Q4: 12,358,230 shares 12,358,230$164M5.42%+5,855,830Timeline
HCCWARRIOR MET COAL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,460,992 shares; 2024Q4: 1,080,392 shares; 2025Q1: 1,305,392 shares; 2025Q2: 1,112,338 shares; 2025Q3: 1,461,738 shares; 2025Q4: 1,637,238 shares 1,637,238$144M4.77%+175,500Timeline
SNDKSANDISK CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 248,355 shares; 2025Q2: 552,000 shares; 2025Q3: 742,500 shares; 2025Q4: 488,300 shares 488,300$116M3.83%-254,200Timeline
RUNSUNRUN INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,865,600 shares; 2024Q4: 3,597,600 shares; 2025Q1: 4,158,184 shares; 2025Q2: 8,132,648 shares; 2025Q3: 7,439,848 shares; 2025Q4: 5,322,948 shares 5,322,948$97.9M3.24%-2,116,900Timeline
BTIBRITISH AMERN TOB PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 1,346,400 shares; 2025Q3: 1,169,800 shares; 2025Q4: 1,655,300 shares 1,655,300$93.7M3.1%+485,500Timeline
BKDBROOKDALE SR LIVING INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 6,581,048 shares; 2025Q3: 6,298,048 shares; 2025Q4: 8,497,048 shares 8,497,048$91.7M3.03%+2,199,000Timeline
LVSLAS VEGAS SANDS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 476,000 shares; 2025Q1: 447,440 shares; 2025Q2: 1,003,880 shares; 2025Q3: 803,280 shares; 2025Q4: 1,380,847 shares 1,380,847$89.9M2.97%+577,567Timeline
SEESEALED AIR CORP NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,517,493 shares; 2024Q4: 1,630,493 shares; 2025Q1: 1,486,133 shares; 2025Q2: 1,674,956 shares; 2025Q3: 1,389,556 shares; 2025Q4: 2,105,556 shares 2,105,556$87.2M2.88%+716,000Timeline
BBARRICK MNG CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 1,991,400 shares 1,991,400$86.7M2.86%newTimeline
LYFTLYFT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 6,186,000 shares; 2024Q4: 5,435,000 shares; 2025Q1: 4,692,480 shares; 2025Q2: 4,297,041 shares; 2025Q3: 3,509,633 shares; 2025Q4: 4,296,603 shares 4,296,603$83.2M2.75%+786,970Timeline
MTARCELORMITTAL SA LUXEMBOURGQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 1,145,200 shares; 2025Q4: 1,630,600 shares 1,630,600$74.3M2.45%+485,400Timeline
TECKTECK RESOURCES LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,018,700 shares; 2025Q4: 1,393,516 shares 1,393,516$66.7M2.2%-625,184Timeline
CVSCVS HEALTH CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 816,400 shares 816,400$64.8M2.14%newTimeline
ASTLALGOMA STL GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 6,092,091 shares; 2024Q4: 6,092,091 shares; 2025Q1: 7,100,000 shares; 2025Q2: 8,396,800 shares; 2025Q3: 10,430,818 shares; 2025Q4: 14,430,818 shares 14,430,818$59.2M1.95%+4,000,000Timeline
JDJD.COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 3,577,138 shares; 2024Q4: 1,221,638 shares; 2025Q1: 918,510 shares; 2025Q2: 1,849,324 shares; 2025Q3: 2,244,062 shares; 2025Q4: 1,920,162 shares 1,920,162$55.1M1.82%-323,900Timeline
AAPADVANCE AUTO PARTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 232,000 shares; 2024Q4: 232,000 shares; 2025Q1: 218,080 shares; 2025Q2: 156,500 shares; 2025Q3: 951,790 shares; 2025Q4: 1,352,240 shares 1,352,240$53.1M1.76%+400,450Timeline
LPXLOUISIANA PAC CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 161,210 shares; 2025Q2: 144,168 shares; 2025Q3: 241,468 shares; 2025Q4: 588,868 shares 588,868$47.6M1.57%+347,400Timeline
HUMHUMANA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 112,330 shares; 2025Q2: 104,544 shares; 2025Q3: 283,300 shares; 2025Q4: 172,700 shares 172,700$44.2M1.46%-110,600Timeline
TPBTURNING PT BRANDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 243,600 shares; 2025Q3: 229,300 shares; 2025Q4: 399,300 shares 399,300$43.3M1.43%+170,000Timeline
CNCCENTENE CORP DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 1,338,299 shares; 2025Q4: 1,011,199 shares 1,011,199$41.6M1.37%-327,100Timeline
NGVTINGEVITY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 429,816 shares; 2025Q1: 536,816 shares; 2025Q2: 653,516 shares; 2025Q3: 674,716 shares; 2025Q4: 674,716 shares 674,716$39.9M1.32%0Timeline
MOHMOLINA HEALTHCARE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 81,800 shares; 2025Q4: 226,200 shares 226,200$39.3M1.3%+144,400Timeline
RKTROCKET COS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 2,326,100 shares; 2025Q3: 2,650,000 shares; 2025Q4: 1,819,500 shares 1,819,500$35.2M1.16%-830,500Timeline
GTGOODYEAR TIRE & RUBR COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 1,874,961 shares; 2025Q1: 1,762,463 shares; 2025Q2: 5,561,846 shares; 2025Q3: 6,471,446 shares; 2025Q4: 3,972,546 shares 3,972,546$34.8M1.15%-2,498,900Timeline
PDDPDD HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 550,560 shares; 2024Q4: 454,000 shares; 2025Q1: 582,424 shares; 2025Q2: 762,541 shares; 2025Q3: 518,941 shares; 2025Q4: 306,641 shares 306,641$34.8M1.15%-212,300Timeline
PAGSPAGSEGURO DIGITAL LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,801,100 shares; 2025Q4: 3,365,400 shares 3,365,400$32.4M1.07%+564,300Timeline
LKQLKQ CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 255,000 shares; 2025Q2: 227,975 shares; 2025Q3: 290,900 shares; 2025Q4: 1,047,100 shares 1,047,100$31.6M1.04%+756,200Timeline
WHRWHIRLPOOL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 80,500 shares; 2025Q1: 116,710 shares; 2025Q2: 533,655 shares; 2025Q3: 184,400 shares; 2025Q4: 404,000 shares 404,000$29.1M0.96%+219,600Timeline
WERNWERNER ENTERPRISES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 981,540 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 793,500 shares 793,500$23.8M0.79%newTimeline
UNHUNITEDHEALTH GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 59,100 shares; 2025Q4: 55,000 shares 55,000$18.2M0.6%-4,100Timeline
THOTHOR INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 119,455 shares; 2025Q2: 183,664 shares; 2025Q3: 183,664 shares; 2025Q4: 170,764 shares 170,764$17.5M0.58%-12,900Timeline
JBSJBS N.V.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 2,213,706 shares; 2025Q3: 1,059,306 shares; 2025Q4: 985,106 shares 985,106$14.2M0.47%-74,200Timeline
ARCBARCBEST CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 143,750 shares 143,750$10.7M0.35%newTimeline
UWMCUWM HOLDINGS CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,370,000 shares; 2025Q4: 2,204,100 shares 2,204,100$9.65M0.32%-165,900Timeline

Sold out in Q4 2025

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
TFIITFI INTERNATIONAL INC1,098,362$96.7Mshares
BABAALIBABA GROUP HLDG LTD406,930$72.7Mshares
INTCINTEL CORP1,700,000$57Mcall
INTCINTEL CORP1,346,800$45.2Mshares
TLNTALEN ENERGY CORP98,175$41.8Mshares
NUENUCOR CORP226,200$30.6Mshares
WGOWINNEBAGO INDS INC680,199$22.7Mshares
BHCBAUSCH HEALTH COS INC2,133,887$13.8Mshares

How Q4 2025 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001658363-26-000003 base2026-02-17acceptance time not in the bulk data set