Investment adviser · CRD 139221

MATTERHORN INVESTMENT MANAGEMENT LLP

Investment adviser filing (IA)

LONDON, United Kingdom · Form ADV filed Jun 27, 2026

Regulatory AUM
$8.37M
Form ADV · Item 5.F
Client accounts
1
Accounts, not individual clients
Employees
3
Reported in this filing
Advisory professionals
2
Investment advisory functions

Who they report serving

Form ADV · Item 5.D

Client types and their share of reported regulatory assets.

Client typeClientsRegulatory assetsShare of AUM
Pooled investment vehicles1$8,371,899100.0%
Filing source

Form ADV 2116057 · Jun 27, 2026 · Item 5.D

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Private funds & service providers

5 Private funds

The count excludes feeder funds. Funds in the latest filing appear first, ordered by reported gross assets. Earlier funds retain their last reported values.

THE MATTERHORN GLOBAL MASTER FUNDHedge Fund · Last reported Jun 27, 2026$7.55MGross asset value

Feeder funds

  • THE MATTERHORN GLOBAL FUND
Fund administrator U.S. BANK GLOBAL FUND SERVICES - EUROPE DUBLIN, Ireland Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor RSM CAYMAN LTD. GEORGE TOWN, Cayman Islands
Custodian MAYBANK SECURITIES (LONDON) LTD LONDON, United Kingdom Related to adviser: No
Prime broker MAYBANK SECURITIES (LONDON) LTD LONDON, United Kingdom
Provider details
Annual audit
Yes
Prime brokers
Yes
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
No

RSM CAYMAN LTD.
PCAOB 6894

Fund details & source
Fund ID
805-1581281764
Reported beneficial owners
6
Minimum commitment
$100K

Form ADV 2116057 · Jun 27, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

THE MATTERHORN GLOBAL EMERGING MARKETS MASTER FUNDOther Private Fund · Last reported Jun 2, 2016$31MGross asset value

Feeder funds

  • THE MATTERHORN GLOBAL EMERGING MARKETS FUND
  • THE MATTERHORN GLOBAL EMERGING MARKETS FUND LP
Fund administrator INTERNATIONAL FUND SERVICES (IRELAND) LIMITED DUBLIN, Ireland Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor ERNST & YOUNG LIMITED CAMANA BAY, Cayman Islands
Custodian CREDIT SUISSE SECURITIES (EUROPE) LIMITED LONDON, United Kingdom Related to adviser: No
Prime broker CREDIT SUISSE SECURITIES (EUROPE) LIMITED LONDON, United Kingdom
Provider details
Annual audit
Yes
Prime brokers
Yes
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
No
Fund details & source
Fund ID
805-8857740951
Reported beneficial owners
2
Minimum commitment
$100K

Form ADV 1021807 · Jun 2, 2016 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

THE BREITHORN MASTER FUNDHedge Fund · Last reported Sep 30, 2019$7.51MGross asset value

Feeder funds

  • THE BREITHORN FUND
  • THE BREITHORN FUND LP
Fund administrator QUINTILLION LIMITED DUBLIN, Ireland Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor ERNST & YOUNG LIMITED CAMANA BAY, Cayman Islands
Custodian CREDIT SUISSE SECURITIES (EUROPE) LIMITED LONDON, United Kingdom Related to adviser: No
Custodian MORGAN STANLEY & CO INTERNATIONAL PLC LONDON, United Kingdom Related to adviser: No
Prime broker CREDIT SUISSE SECURITIES (EUROPE) LIMITED LONDON, United Kingdom
Prime broker MORGAN STANLEY & CO INTERNATIONAL PLC LONDON, United Kingdom
Provider details
Annual audit
Yes
Prime brokers
Yes
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
No

ERNST & YOUNG LIMITED
PCAOB 1655

Fund details & source
Fund ID
805-2095249301
Reported beneficial owners
29
Minimum commitment
$5M

Form ADV 1348128 · Sep 30, 2019 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

THE WILDHORN MASTER FUND (REFERRED TO AS THE BREITHORN STRATEGY)Hedge Fund · Last reported Jun 2, 2016$7MGross asset value

Feeder funds

  • THE WILDHORN FUND
  • THE WILDHORN FUND LP
Fund administrator QUINTILLION LIMITED DUBLIN, Ireland Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor ERNST & YOUNG LIMITED CAMANA BAY, Cayman Islands
Custodian CREDIT SUISSE SECURITIES (EUROPE) LIMITED LONDON, United Kingdom Related to adviser: No
Custodian MORGAN STANLEY & CO INTERNATIONAL PLC LONDON, United Kingdom Related to adviser: No
Prime broker CREDIT SUISSE SECURITIES (EUROPE) LIMITED LONDON, United Kingdom
Prime broker MORGAN STANLEY & CO INTERNATIONAL PLC LONDON, United Kingdom
Provider details
Annual audit
Yes
Prime brokers
Yes
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
No
Fund details & source
Fund ID
805-4130631929
Reported beneficial owners
17
Minimum commitment
$5M

Form ADV 1021807 · Jun 2, 2016 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

THE ANNAPURNA FUNDHedge Fund · Last reported Jul 23, 2014$2MGross asset value
Fund administrator CITCO FUND SERVICES (IRELAND) LIMITED DUBLIN, Ireland Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor ERNST & YOUNG LIMITED CAMANA BAY, Cayman Islands
Custodian CREDIT SUISSE SECURITIES (EUROPE) LIMITED LONDON, United Kingdom Related to adviser: No
Custodian MORGAN STANLEY & CO INTERNATIONAL PLC LONDON, United Kingdom Related to adviser: No
Prime broker CREDIT SUISSE SECURITIES (EUROPE) LIMITED LONDON, United Kingdom
Prime broker MORGAN STANLEY & CO INTERNATIONAL PLC LONDON, United Kingdom
Provider details
Annual audit
Yes
Prime brokers
Yes
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
No
Fund details & source
Fund ID
805-9557648329
Reported beneficial owners
1
Minimum commitment
$100K

Form ADV 835923 · Jul 23, 2014 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Services & filing details

Most recent filing: Jun 27, 2026. View historical filings

Reported services

Pooled investment vehicle management · Business portfolio management

Compensation

Percentage of assets · Performance-based

Principal office

6, SOUTH MOLTON STREET
LONDON, W1K 5QF, United Kingdom

CRD 139221

Filing source

Form ADV 2116057 · Jun 27, 2026 · Items 1 & 5

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.