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Ellington Management Group

SEC-registered adviser since 1999Old Greenwich, CTCRD 112493

33
Clients
68
Advisory staff

From Form ADV filed 14 August 2026 · data retrieved 15 October 2026SEC record

Ellington Management Group is an investment adviser headquartered in Old Greenwich, Connecticut, and registered with the SEC since 1999. Its clients include pooled investment vehicles, sovereign wealth funds and foreign official institutions, and other investment advisers.

Its services include portfolio management for pooled vehicles and portfolio management for institutions. Fee arrangements include a percentage of assets under management and performance-based fees. Emg Holdings, L.P. owns 75% or more of Ellington Management Group, and Michael Vranos is its CEO.

Clients

Ellington Management Group serves 33 clients, 25 of them pooled investment vehicles. The average client has about $629 million with the firm.

Regulatory assets by client type
  • Pooled investment vehicles25 clients53%
  • State or municipal government entities1 clients4%
  • Other investment advisers6 clients13%
  • Sovereign wealth funds and foreign official institutions1 clients31%
Show client breakdown
Pooled investment vehicles
Clients
25
Regulatory AUM
$10,900,330,676
Share
52.5%
Avg. per client
$436.0M
State or municipal government entities
Clients
1
Regulatory AUM
$786,851,069
Share
3.8%
Avg. per client
$786.9M
Other investment advisers
Clients
6
Regulatory AUM
$2,681,523,397
Share
12.9%
Avg. per client
$446.9M
Sovereign wealth funds and foreign official institutions
Clients
1
Regulatory AUM
$6,388,299,489
Share
30.8%
Avg. per client
$6.39B

Total

Clients
33
Regulatory AUM
$20,757,004,631
Share
100%
Avg. per client
$629.0M

What it does

Ellington Management Group provides portfolio management for pooled vehicles and portfolio management for institutions. It is paid through a percentage of assets and performance-based fees.

Ellington Management Group advises 29 private funds.

87.1% of assets ($18.08B across 27 accounts) are managed with discretion; $2.68B across 6 accounts are not. 73% of clients are outside the U.S., and 6 clients received advice without assets under management last fiscal year.

What the accounts hold

Separately managed account assets by class, year end

The filed percentages total 102%. The values below are shown as filed.

U.S. government/agency bonds
1%
Investment grade corporate bonds
1%
Non-investment grade corporate bonds
1%
Derivatives
1%
Cash and cash equivalents
2%
Other ("other" Includes Amounts Intended to Reflect Receivables, If Any, and, If Present, Investments in Non-Agency and Agency Collateralized Mortgage Obligations (cmos), Collateralized Loan Obligations (clos), Collateralized Debt Obligations (cdos), Agency Mortgage Pools, Residential and Commercial Mortgage Loans, Corporate Loans, Consumer Loans, and Other Mortgage-Related Investments.)
96%

Custodians

Ellington Management Group’s client accounts are held mainly at The Bank of New York Mellon, with 12% of managed assets. Ellington Management Group has custody of client assets.

Managed account assets by custodian
  • The Bank of New York MellonThe Bank of New York Mellon · New York, NY · $2.50B12%
  • All other custodians$18.26B88%

Ownership and leadership

Emg Holdings, L.P. owns 75% or more of Ellington Management Group, and Michael Vranos is its CEO.

Who owns the firm
Ellington Management Group, L.L.C.· the adviser
  • Emg Holdings, L.P.

    Control person · since January 2007

    Owns 75% or more of Ellington Management Group, L.L.C.

Leadership

  • Michael Vranos
    Chief Executive Officer
  • Patrick Maloney
    Chief Compliance Officer
  • John Geanakoplos
    Managing Director
  • Daniel Margolis
    General Counsel
  • Laurence Penn
    Vice Chairman and COO
  • Mark Tecotzky
    Vice Chairman
  • Andrew Vranos
    Managing Director

Staff

  • 164 employees
  • 68 in advisory functions
  • 8 broker-dealer reps
  • 3 soliciting firms

Fees

Ellington Management Group is paid through a percentage of assets under management and performance-based fees.

Ellington Management Group’s fee rates are not included in this profile. Find its brochure on the SEC’s site.

Offices and registrations

Besides its headquarters, Ellington Management Group has 2 offices, with 2 listed addresses across 2 states.

Listed office addresses by state

Connecticut · 1 listed address

  • 53 Forest Avenue, 3rd Floor, Old GreenwichHQ

Registration details

Legal name
Ellington Management Group, L.L.C.
Headquarters
53 Forest Avenue, 3rd Floor, Old Greenwich, CT 06870
SEC file
801-56399
Structure
Delaware LLC
Fiscal year end
December

This directory does not report disciplinary history, for any firm or individual, in either direction. The SEC publishes the complete record, including any disciplinary events, and it is the authoritative place to check one. See this firm's record on adviserinfo.sec.gov

Common questions

How many clients does Ellington Management Group have?

Ellington Management Group has 33 clients and manages $20.8 billion for them, as of August 2026. They include 25 pooled investment vehicles, 6 other investment advisers and 1 state or municipal government entities.

Source: Form ADV Part 1A, Items 5.D and 5.F, filed 14 August 2026

What services does Ellington Management Group offer?

Ellington Management Group provides portfolio management for pooled vehicles and portfolio management for institutions.

Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file

Which custodians does Ellington Management Group use?

Ellington Management Group’s separately managed account assets are held at The Bank of New York Mellon (New York, NY), with $2,495,255,750. Only custodians holding at least a tenth of those assets are named.

Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 14 August 2026

How many financial advisors does Ellington Management Group have?

Ellington Management Group has 0 investment adviser representatives registered with state securities authorities, out of 164 employees, and 68 perform investment advisory functions. 8 are registered representatives of a broker-dealer and 0 are licensed insurance agents.

Source: Form ADV Part 1A, Items 5.A and 5.B, from the SEC's 2 October 2026 data file

What does Ellington Management Group invest in?

At the end of its last fiscal year, Ellington Management Group’s separately managed accounts held 96% "other" includes amounts intended to reflect receivables, if any, and, if present, investments in non-agency and agency collateralized mortgage obligations (cmos), collateralized loan obligations (clos), collateralized debt obligations (cdos), agency mortgage pools, residential and commercial mortgage loans, corporate loans, consumer loans, and other mortgage-related investments., 2% cash and equivalents, 1% U.S. government and agency bonds, 1% investment grade corporate bonds, 1% high-yield corporate bonds and 1% derivatives. It advises 29 private funds.

Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file

Who owns Ellington Management Group?

Ellington Management Group is owned through a chain of holding companies by Michael Vranos. Its direct owner is Emg Holdings, L.P. (75% or more).

Source: Form ADV Part 1A, Schedules A and B, filed 14 August 2026

How does Ellington Management Group get paid?

Ellington Management Group is paid through a percentage of assets under management and performance-based fees. Its Form ADV lists no commissions among how it is paid.

Source: Form ADV Part 1A, Item 5.E, from the SEC's 2 October 2026 data file

Sources

  1. Form ADV Part 1A, amendment filed 14 August 2026. Items 1, 5, 9, 11 and Schedules A, B and D.
  2. IAPD firm record, CRD 112493.

Retrieved 15 October 2026. All are published by the SEC and may have been amended since.

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This profile is compiled from public regulatory filings and is provided for informational purposes only. Niva Wealth is not affiliated with Ellington Management Group, L.L.C. and makes no representation about the quality of its services. Figures reflect the filing dates shown and may have changed. Ownership percentages are the bands reported to the SEC, not exact figures.