13F Filings History of Maple Rock Capital Partners Inc.

Latest 13F report
Q4 2025 - 17 Feb 2026
Value $
$3,027,143,874
Signature - Title
Stephen D. Lane - Chief Financial Officer, Chief Compliance Officer
Location
Toronto, Ontario, Canada
Summary
This page shows a list of all the recent 13F filings made by Maple Rock Capital Partners Inc.. Form 13F is required to be filed within 45 days of the end of a calendar quarter. Maple Rock Capital Partners Inc. reported 38 stock holdings with total value $3,027,143,874 as of Q4 2025. Top holdings included WDC, EQX, STX, AA, and CLF.

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Holdings Value
Quarter Holdings Value $ Bought Sold Net Top Holdings Form Type Filing Time
Q4 2025 38 $3,027,143,874 +$806,684,889 -$626,690,264 +$179,994,625 WDC, EQX, STX, AA, CLF 13F-HR 17 Feb 2026, 16:29
Q3 2025 40 $2,477,087,505 +$555,050,923 -$765,462,225 -$210,411,302 WDC, EQX, STX, RUN, TFII 13F-HR 14 Nov 2025, 16:12
Q2 2025 39 $2,002,528,089 +$728,140,584 -$338,946,326 +$389,194,258 WDC, STX, TFII, EQX, PDD 13F-HR 14 Aug 2025, 16:12
Q1 2025 35 $1,369,946,366 +$467,429,268 -$363,139,415 +$104,289,853 WDC, TFII, BABA, TLN, PDD 13F-HR 15 May 2025, 16:16
Q4 2024 29 $1,374,726,644 +$219,802,313 -$535,658,498 -$315,856,185 WDC, TEVA, TLN, LYFT, TFII 13F-HR 14 Feb 2025, 16:42
Q3 2024 28 $1,759,978,426 +$477,311,089 -$348,740,791 +$128,570,298 WDC, VST, JD, TLN, BABA 13F-HR 14 Nov 2024, 10:32
Q2 2024 27 $1,461,774,320 +$213,055,143 -$315,395,896 -$102,340,753 WDC, SPR, VST, JD, BABA 13F-HR 14 Aug 2024, 16:02
Q1 2024 29 $1,578,814,323 +$453,305,878 -$231,520,860 +$221,785,018 WDC, SPR, VST, JD, ARCH 13F-HR 15 May 2024, 16:32
Q4 2023 27 $1,275,885,078 +$424,592,986 -$114,629,365 +$309,963,621 WDC, SPR, ARCH, JD, BABA 13F-HR 14 Feb 2024, 16:10
Q3 2023 23 $859,401,300 +$184,918,730 -$129,019,624 +$55,899,106 WDC, ARCH, KOS, SU, BLCO 13F-HR 14 Nov 2023, 16:25
Q2 2023 20 $785,312,145 +$89,492,892 -$251,375,195 -$161,882,303 SPR, WDC, SU, BABA, KOS 13F-HR 14 Aug 2023, 16:47
Q1 2023 27 $1,020,373,165 +$446,901,565 -$140,411,322 +$306,490,243 SPR, KOS, WDC, BABA, SU 13F-HR 15 May 2023, 16:48
Q4 2022 19 $678,770,460 +$152,389,069 -$585,079,429 -$432,690,360 KOS, WDC, SU, NGVT, LYFT 13F-HR 14 Feb 2023, 16:33
Q3 2022 26 $1,079,462,000 +$407,300,212 -$106,101,546 +$301,198,666 OVV, TRIP, WDC, VST, BIDU 13F-HR 14 Nov 2022, 16:27
Q2 2022 22 $866,080,000 +$215,514,373 -$92,169,190 +$123,345,183 ARCH, VST, SPR, TRIP, NGVT 13F-HR 15 Aug 2022, 15:53
Q1 2022 21 $905,067,000 +$210,074,637 -$217,114,907 -$7,040,270 ARCH, SPR, ASTL, OVV, KOS 13F-HR 16 May 2022, 16:21
Q4 2021 24 $802,850,000 +$262,116,457 -$167,041,069 +$95,075,388 ARCH, GPN, SPR, NGVT, OVV 13F-HR 14 Feb 2022, 16:31
Q3 2021 22 $713,876,000 +$189,800,170 -$167,448,981 +$22,351,189 OVV, ARCH, VTLE, SPR, TROX 13F-HR 15 Nov 2021, 16:32
Q2 2021 20 $665,309,000 +$169,050,019 -$319,046,904 -$149,996,885 OVV, WDC, TROX, NGVT, SPR 13F-HR 16 Aug 2021, 16:33
Q1 2021 22 $689,203,000 +$171,053,078 -$172,237,987 -$1,184,909 SM, WDC, TROX, SPR, TGI 13F-HR 17 May 2021, 17:12
Q4 2020 24 $514,133,000 +$179,867,751 -$167,763,458 +$12,104,293 SM, TROX, WDC, NGVT, OVV 13F-HR 16 Feb 2021, 17:02
Q3 2020 20 $364,475,000 +$74,755,285 -$142,377,665 -$67,622,380 TECK, NGVT, WDC, ARCH, AAWW 13F-HR 16 Nov 2020, 16:28
Q2 2020 22 $395,488,000 +$121,147,968 -$103,454,970 +$17,692,998 NGVT, SPR, AAWW, GEN, CVE 13F-HR 14 Aug 2020, 16:22
Q1 2020 24 $294,987,000 +$163,382,113 -$203,028,621 -$39,646,508 LAUR, NGVT, GDXJ, GEN, SPR 13F-HR 15 May 2020, 16:23
Q4 2019 19 $500,516,000 +$103,657,530 -$149,120,370 -$45,462,840 FMC, LAUR, TGI, GEN, WDC 13F-HR 14 Feb 2020, 16:06
Q3 2019 16 $472,366,000 +$110,115,037 -$13,937,000 +$96,178,037 TGI, FMC, LAUR, WDC, TROX 13F-HR 14 Nov 2019, 16:10
Q2 2019 13 $393,858,000 +$95,889,357 -$40,718,485 +$55,170,872 TGI, FMC, TROX, LAUR, WDC 13F-HR 14 Aug 2019, 16:11
Q1 2019 13 $340,676,000 +$102,533,886 -$86,134,486 +$16,399,400 TROX, FMC, LAUR, TGI, TLND 13F-HR 15 May 2019, 16:00
Q4 2018 11 $282,474,000 +$48,380,964 -$75,412,750 -$27,031,786 FMC, LAUR, ARCH, DOOR, TROX 13F-HR 14 Feb 2019, 16:15
Q3 2018 16 $397,109,000 +$103,513,159 -$41,836,169 +$61,676,990 FMC, DOOR, WPX, ARCH, TGI 13F-HR 14 Nov 2018, 16:00
Q2 2018 15 $346,365,000 +$41,324,314 -$79,975,616 -$38,651,302 DOOR, TROX, INST, WPX, ARCH 13F-HR 14 Aug 2018, 16:41
Q1 2018 14 $375,667,000 +$87,431,512 -$16,404,622 +$71,026,890 DOOR, TROX, INST, WPX, ARCH 13F-HR 15 May 2018, 15:13
Q4 2017 15 $300,947,000 +$69,417,449 -$45,726,327 +$23,691,122 DOOR, ARCH, TROX, PEGI, WPX 13F-HR 14 Feb 2018, 18:13
Q3 2017 13 $270,627,000 +$40,380,118 -$87,400,258 -$47,020,140 DOOR, TROX, ARCH, PEGI, WPX 13F-HR 14 Nov 2017, 17:16
Q2 2017 20 $302,895,000 +$59,958,572 -$104,930,813 -$44,972,241 DOOR, TROX, ARCH, PEGI, TGI 13F-HR 14 Aug 2017, 16:19
Q1 2017 19 $352,328,000 +$65,313,699 -$24,012,048 +$41,301,651 REN, DOOR, WDC, NGVT, ARCH 13F-HR 15 May 2017, 16:19
Q4 2016 19 $296,060,000 +$96,701,938 -$86,763,787 +$9,938,151 REN, WDC, ARCH, NGVT, DOOR 13F-HR 14 Feb 2017, 16:11
Q3 2016 21 $262,583,000 +$95,958,688 -$61,064,161 +$34,894,527 WPX, WRK, WDC, DOOR, PEGI 13F-HR 14 Nov 2016, 16:07
Q2 2016 20 $212,745,000 +$32,830,857 -$8,242,241 +$24,588,616 WPX, BERY, DOOR, WRK, MIK 13F-HR 15 Aug 2016, 16:11
Q1 2016 18 $177,552,000 +$53,062,586 -$29,180,245 +$23,882,341 DOOR, BERY, COT, WRK, ATSG 13F-HR 16 May 2016, 16:51
Q4 2015 17 $137,451,000 $0 $0 $0 DOOR, COT, WRK, BERY, ATSG 13F-HR 16 Feb 2016, 16:25