Investment adviser · CRD 281277

SUNRIVER MANAGEMENT LLC

Investment adviser filing (IA)

GREENWICH, CT, United States · Form ADV filed Mar 30, 2026

Regulatory AUM
$1.2B
Form ADV · Item 5.F
Client accounts
7
Accounts, not individual clients
Employees
9
Reported in this filing
Advisory professionals
5
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 vehicles7$1,199,486,909100.0%
Filing source

Form ADV 2067836 · Mar 30, 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

2 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.

SUNRIVER MASTER FUND LTDHedge Fund · Last reported Mar 30, 2026$900MGross asset value

Feeder funds

Fund administrator HEDGESERV (CAYMAN) LTD. GEORGE TOWN, Cayman Islands Investor statements: Yes (provided to all investors) Related to adviser: No
Fund administrator HEDGESERV LIMITED DUBLIN, Ireland Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor KPMG GRAND CAYMAN, Cayman Islands
Auditor KPMG NEW YORK, New York, United States
Custodian BOFA SECURITIES, INC. NEW YORK, New York, United States Related to adviser: No
Custodian GOLDMAN SACHS & CO. LLC NEW YORK, New York, United States Related to adviser: No
Custodian MORGAN STANLEY & CO. LLC NEW YORK, New York, United States Related to adviser: No
Custodian NORTHERN TRUST CORPORATION CHICAGO, Illinois, United States Related to adviser: No
Prime broker BOFA SECURITIES, INC. NEW YORK, New York, United States
Prime broker GOLDMAN SACHS & CO. LLC NEW YORK, New York, United States
Prime broker MORGAN STANLEY & CO. LLC NEW YORK, New York, United States
Provider details
Annual audit
Yes
Prime brokers
Yes
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
No

KPMG
PCAOB 1323

KPMG
PCAOB 185

BOFA SECURITIES, INC.
SEC 8-69787

GOLDMAN SACHS & CO. LLC
SEC 8-129

MORGAN STANLEY & CO. LLC
SEC 8-15869

NORTHERN TRUST CORPORATION
LEI 549300GLF98S992BC502

BOFA SECURITIES, INC.
CRD 283942 · SEC 8-69787

GOLDMAN SACHS & CO. LLC
CRD 361 · SEC 8-129

MORGAN STANLEY & CO. LLC
CRD 8209 · SEC 8-15869

Fund details & source
Fund ID
805-6715508996
Reported beneficial owners
28
Minimum commitment
$5M
Form D file number
021-251599
Form D file number
021-262009

Form ADV 2067836 · Mar 30, 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.

SUNRIVER LONG MASTER FUND LTDHedge Fund · Last reported Mar 30, 2026$299MGross asset value

Form D fundraising filings

Sunriver Long Master Fund Ltd

Feeder funds

Fund administrator HEDGESERV (CAYMAN) LTD. GEORGE TOWN, Cayman Islands Investor statements: Yes (provided to all investors) Related to adviser: No
Fund administrator HEDGESERV LIMITED DUBLIN, Ireland Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor KPMG GRAND CAYMAN, Cayman Islands
Auditor KPMG NEW YORK, New York, United States
Custodian BOFA SECURITIES, INC. NEW YORK, New York, United States Related to adviser: No
Custodian GOLDMAN SACHS & CO. LLC NEW YORK, New York, United States Related to adviser: No
Custodian MORGAN STANLEY & CO. LLC NEW YORK, New York, United States Related to adviser: No
Custodian NORTHERN TRUST CORPORATION CHICAGO, Illinois, United States Related to adviser: No
Prime broker BOFA SECURITIES, INC. NEW YORK, New York, United States
Prime broker GOLDMAN SACHS & CO. LLC NEW YORK, New York, United States
Prime broker MORGAN STANLEY & CO. LLC NEW YORK, New York, United States
Provider details
Annual audit
Yes
Prime brokers
Yes
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
No

KPMG
PCAOB 1323

KPMG
PCAOB 185

BOFA SECURITIES, INC.
SEC 8-69787

GOLDMAN SACHS & CO. LLC
SEC 8-129

MORGAN STANLEY & CO. LLC
SEC 8-15869

NORTHERN TRUST CORPORATION
LEI 549300GLF98S992BC502

BOFA SECURITIES, INC.
CRD 283942 · SEC 8-69787

GOLDMAN SACHS & CO. LLC
CRD 361 · SEC 8-129

MORGAN STANLEY & CO. LLC
CRD 8209 · SEC 8-15869

Fund details & source
Fund ID
805-6817560615
Reported beneficial owners
22
Minimum commitment
$5M
Form D file number
021-362421
Form D file number
021-371094
Form D file number
021-429259

Form ADV 2067836 · Mar 30, 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.

Services & filing details

Most recent filing: Mar 30, 2026. View historical filings

Reported services

Pooled investment vehicle management

Compensation

Percentage of assets · Performance-based

Principal office

2 SOUND VIEW DRIVE, 2ND FLOOR
GREENWICH, CT, 06830, United States

CRD 281277

Filing source

Form ADV 2067836 · Mar 30, 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.