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Maple Rock Capital Partners Inc.

Maple Rock Capital Partners Inc. is an Investment Adviser institutional filer with the SEC under CIK 1658363, reporting 51 portfolio positions, with 20 historical 13F filings on file. Most recent reporting period: 2026-06-30.

A Form 13F reports a manager's US-listed stock and option positions only. It does not include real estate, private funds, bonds, cash or non-US holdings, so a 13F portfolio value is not the firm's total assets under management (AUM).

  • State of incorporation: Z4
  • Filing type: 13F-HR
  • Latest reporting period: 2026-06-30
  • Last filed: 2026-08-14

Top 10 portfolio positions

The largest reported holdings in Maple Rock Capital Partners Inc.'s most recent 13F filing, ranked by reported market value.

  1. WESTERN DIGITAL CORP (WDC)
  2. SEAGATE TECHNOLOGY HLDNGS PL (STX)
  3. UNITEDHEALTH GROUP INC (UNH)
  4. HUMANA INC (HUM)
  5. ICON PUB LTD CO (ICLR)
  6. TFI INTERNATIONAL INC (TFII)
  7. EQUINOX GOLD CORP (EQX)
  8. ADVANCE AUTO PARTS INC (AAP)
  9. BROOKDALE SR LIVING INC (BKD)
  10. NUCOR CORP (NUE)
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