Hedge fund profile

Janus Henderson Castor Master Fund Ltd.

Janus Henderson Castor Master Fund Ltd. is reported as a hedge fund in Form ADV private-fund disclosures. The adviser is Janus Henderson Investors, based in Denver, Colorado, United States.

$655.6Mgross assets
$100Kminimum
7owners
3(c)(7)exemption

Disclosure fields

Fund facts

SEC private fund ID805-9847300806
Reference ID234546
JurisdictionCayman Islands
Fund of fundsNo
Master fundYes
Feeder fundNo
Non-US ownership100%
Assets valued100%
Annual auditYes
GAAPYes
Source periodApril 2026
Date submitted04/16/2026 05:40:43 PM

Adviser

Janus Henderson Investors

TypeRegistered investment adviser
SEC number801-13991
CRD104652
Regulatory AUM$380.4B

Compliance signals

Registration exemption not marked Sales limitation not marked Prime brokers reported Custodians reported

Service providers

Reported counterparties

General partners

Matteo CandolfiniToby HiscockHugh Ward

Auditors

PRICEWATERHOUSECOOPERS

Prime brokers

BNP PARIBAS, LONDON BRANCHBARCLAYS BANK PLC

Custodians

JPMORGAN CHASE BANK N.A., JERSEY BRANCH

Administrators

JPMORGAN HEDGE FUND SERVICES (IRELAND) LTD.

Marketers

JANUS HENDERSON DISTRIBUTORS US LLC

Same adviser

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