MARINER INVESTMENT GROUP, LLC: Investment Adviser Form ADV Filing

How this adviser has changed

Annual filings

Regulatory assets under management

Up to five fiscal years, using the latest annual update available at the selected filing date. Asset changes can reflect acquisitions, client flows, and valuations; they are not investment returns.

Annual adviser history and sources
Fiscal year	Regulatory AUM	Employees	Filed
2021	$201,250,850,921	111	Mar 31, 2022
2022	$180,493,766,178	117	Mar 29, 2023

Who they report serving

Form ADV · Item 5.D

Client types and their share of reported regulatory assets.

Client type	Clients	Regulatory assets	Share of AUM
Pooled investment vehicles	38	$177,543,675,773	98.4%
Investment companies	2	$1,532,050,482	0.8%
Retirement plans	Fewer than 5	$1,414,051,348	0.8%
Corporations & businesses	Fewer than 5	$3,988,575	0.0%

Filing source

Form ADV 1720999 · Mar 29, 2023 · Item 5.D

Reported by MARINER INVESTMENT GROUP, LLC (CRD 124744).

Annual Updating Amendment for Registered Adviser · fiscal year 2022.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

Private funds & service providers

1 selected fund records

Largest reported gross asset value first; unreported values last. Gross asset value is fund-level disclosure, distinct from adviser AUM and Form D fundraising. Master and feeder funds may overlap.

View all funds in this filing

MARINER ATLANTIC MULTI-STRATEGY MASTER FUND, LTD.Hedge Fund · Master$40.5BGross asset value

Form D fundraising filings

View filings for the issuers linked by this fund’s reported Form D file numbers.

Fund administrator MUFG FUND SERVICES CAYMAN LIMITED HALIFAX, Canada Investor statements: Yes (provided to all investors) Related to adviser: No Other funds reporting this name →

Auditor KPMG LLP STAMFORD, Connecticut, United States Other funds reporting this name →

Custodian BNP PARIBAS SECURITIES CORP. NEW YORK, New York, United States Related to adviser: No Other funds reporting this name →

Custodian J.P. MORGAN SECURITIES LLC NEW YORK, New York, United States Related to adviser: No Other funds reporting this name →

Custodian SG AMERICAS SECURITIES, LLC NEW YORK, New York, United States Related to adviser: No Other funds reporting this name →

Marketer CITIGROUP GLOBAL MARKETS INC. NEW YORK, New York, United States Related to adviser: No Other funds reporting this name →

See filing for more → Showing the first 6 providers by role and name. IAPD may show a newer filing.

Provider details

Annual audit: Yes
Prime brokers: Yes
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: Yes

KPMG LLP
PCAOB 185

BNP PARIBAS SECURITIES CORP.
SEC 8-32682

J.P. MORGAN SECURITIES LLC
SEC 8-35008

SG AMERICAS SECURITIES, LLC
SEC 8-66125

CITIGROUP GLOBAL MARKETS INC.
CRD 7059 · SEC 801-3387

Fund details & source

Fund ID: 805-4991304990
Reported beneficial owners: 611
Minimum commitment: $5M
Form D file number: 021-126777
Form D file number: 021-127002
Form D file number: 021-121432

Form ADV 1720999 · Mar 29, 2023 · Schedule D 7.B.(1)

Reported by MARINER INVESTMENT GROUP, LLC (CRD 124744).

Annual Updating Amendment for Registered Adviser · fiscal year 2022.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

Services & filing details

View a filing

Showing values from the selected filing. Latest observed filing does not establish current registration status.

What changed?

Since Aug 25, 2022 · previous imported filing

Regulatory AUM$219,371,099,362 → $180,493,766,178
Client accounts43 → 5,435,607,326
Employees114 → 117

Filing source

Form ADV 1720999 · Mar 29, 2023 · Items 1 & 5

Reported by MARINER INVESTMENT GROUP, LLC (CRD 124744).

Annual Updating Amendment for Registered Adviser · fiscal year 2022.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

Management of assets

Discretionary: $180B
Non-discretionary: $56.3M

Reported services

Investment company portfolio management · Pooled investment vehicle management · Business portfolio management

Compensation

Percentage of assets · Performance-based

Principal office

500 MAMARONECK AVENUE, 4TH FLOOR
HARRISON, NY, 10528, United States

CRD 124744

Filing source

Form ADV 1720999 · Mar 29, 2023 · Items 1 & 5

Reported by MARINER INVESTMENT GROUP, LLC (CRD 124744).

Annual Updating Amendment for Registered Adviser · fiscal year 2022.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.