Hedge fund profile
Maple Rock Master Fund LP
Maple Rock Master Fund LP is reported as a hedge fund in Form ADV private-fund disclosures. The adviser is Maple Rock Capital Partners Inc., based in Toronto, Canada.
$6.3Bgross assets
$10.0Mminimum
122owners
3(c)(7)exemption
Disclosure fields
Fund facts
SEC private fund ID805-9275072823
Reference ID66738
JurisdictionCayman Islands
Fund of fundsNo
Master fundYes
Feeder fundNo
Non-US ownership26%
Assets valued100%
Annual auditYes
GAAPYes
Source periodMarch 2026
Date submitted03/31/2026 03:16:45 PM
Adviser
Maple Rock Capital Partners Inc.
TypeRegistered investment adviser
SEC number801-80663
CRD173887
Regulatory AUM$6.3B
Compliance signals
Exempt from registration Sales limitation not marked Prime brokers reported Custodians reported
Service providers
Reported counterparties
General partners
Maple Rock Master Gp LP
Auditors
PRICEWATERHOUSECOOPERSPRICEWATERHOUSECOOPERS
Prime brokers
UBS SECURITIES LLCMORGAN STANLEY & CO. LLCNATIONAL FINANCIAL SERVICES LLCGOLDMAN SACHS & CO. LLC
Custodians
NATIONAL FINANCIAL SERVICES LLCGOLDMAN SACHS BANK USAMORGAN STANLEY & CO. LLCGOLDMAN SACHS & CO. LLCUBS SECURITIES LLC
Administrators
APEX FUND AND CUSTODY SERVICES LLC