# MILLBURN RIDGEFIELD LLC

MILLBURN RIDGEFIELD LLC of NEW YORK, NY is an SEC-registered investment adviser.

## Registration

- CRD: 148870
- Type: SEC-registered investment adviser
- SEC file number: 801-60938
- Location: 55 WEST 46TH STREET, 31ST FLOOR, NEW YORK, NY, 10036
- Phone: 212-332-7300
- Latest filing: 2026-05-20
- Regulatory AUM: $8.7B
- Discretionary AUM: $8.7B
- Clients: 59
- Accounts: 9

## Business model

- Compensation: % of AUM, Performance
- Clients served: Individuals, Charities, Investment cos, Other

## Officers, owners & control persons (25)

| Name | Role | Location |
| --- | --- | --- |
| [Harvey Beker](https://search.stillhousedata.com/person/71691) | CHAIRMAN; MEMBER; TRUSTEE | New York, NY |
| [Gregg Richard Buckbinder](https://search.stillhousedata.com/person/696937) | CFO & FINOP, BROKER DEALER; PRESIDENT, CHIEF OPERATING OFFICER | — |
| [Steven Marc Felsenthal](https://search.stillhousedata.com/person/696938) | CEO OF THE BROKER DEALER; GENERAL COUNSEL/ CCO; GENERAL COUNSEL/ CCO/ CEO OF THE BROKER DEALER | — |
| [Mark Bruce Fitzsimmons](https://search.stillhousedata.com/person/696939) | SENIOR VICE PRESIDENT | — |
| [Ilon Wu](https://search.stillhousedata.com/person/696940) | CHIEF FINANCIAL OFFICER | New York, NY |
| [Barry Alan Goodman](https://search.stillhousedata.com/person/696941) | CO-CHIEF EXECUTIVE OFFICER, EXECUTIVE DIRECTOR OF TRADING | — |
| [Grant Norman Smith](https://search.stillhousedata.com/person/696942) | CO-CHIEF EXECUTIVE OFFICER; CO-CHIEF EXECUTIVE OFFICER, CHIEF INVESTMENT OFFICER | — |
| [Heather Shawn Fargis](https://search.stillhousedata.com/person/700325) | TRUSTEE | — |
| [Carol Tuyn Crapple](https://search.stillhousedata.com/person/700326) | TRUSTEE AND BENEFICIARY | — |
| [Stephanie Dawn Stapleton](https://search.stillhousedata.com/person/700327) | TRUSTEE | — |
| [BEKER HARVEY](https://search.stillhousedata.com/person/731416) | CHAIRMAN; CO-CHAIRMAN; TRUSTEE, CRAPPLE MARITAL TRUST | — |
| [CRAPPLE GEORGE EDWIN](https://search.stillhousedata.com/person/731417) | CO-CHAIRMAN; SHAREHOLDER | — |
| [GOODMAN BARRY ALAN](https://search.stillhousedata.com/person/731418) | CO-CHIEF EXECUTIVE OFFICER, EXECUTIVE DIRECTOR OF TRADING | — |
| [SMITH GRANT NORMAN](https://search.stillhousedata.com/person/731419) | CO-CHIEF EXECUTIVE OFFICER, CHIEF INVESTMENT OFFICER | — |
| [BUCKBINDER GREGG RICHARD](https://search.stillhousedata.com/person/731420) | CFO & FINOP, BROKER DEALER; PRESIDENT, CHIEF OPERATING OFFICER; PRESIDENT, CHIEF OPERATING OFFICER & CHIEF FINANCIAL OFFICER | — |
| [FELSENTHAL STEVEN MARC](https://search.stillhousedata.com/person/731422) | GENERAL COUNSEL AND CHIEF COMPLIANCE OFFICER; GENERAL COUNSEL/ CCO/ CEO OF THE BROKER DEALER | — |
| [FITZSIMMONS MARK BRUCE](https://search.stillhousedata.com/person/731424) | SENIOR VICE PRESIDENT | — |
| [SEFCHOVICH ISAAC](https://search.stillhousedata.com/person/769591) | MANAGING DIRECTOR - BROKER DEALER COMPLIANCE; MANAGING DIRECTOR COMPLIANCE, BROKER DEALER | — |
| [SOBEL RICHARD BRADLEY](https://search.stillhousedata.com/person/771148) | BROKER DEALER CFO/FINOP; CFO & FINOP, BROKER DEALER | — |
| [LYONS BRYON HAROLD](https://search.stillhousedata.com/person/859783) | CEO & CCO, BROKER DEALER | — |
| [WU ILON](https://search.stillhousedata.com/person/859952) | CHIEF FINANCIAL OFFICER | — |
| [NEWTON JUDITH LONDON](https://search.stillhousedata.com/person/859953) | TRUSTEE, RESIDUARY QSST TRUST | — |
| [CRAPPLE CAROL TUYN](https://search.stillhousedata.com/person/864486) | PERSONAL REPRESENTATIVE; TRUSTEE AND BENEFICIARY, CRAPPLE MARITAL TRUST | — |
| [FARGIS HEATHER SHAWN](https://search.stillhousedata.com/person/864487) | PERSONAL REPRESENTATIVE; TRUSTEE, CRAPPLE MARITAL TRUST | — |
| [STAPLETON STEPHANIE DAWN](https://search.stillhousedata.com/person/864488) | PERSONAL REPRESENTATIVE; TRUSTEE, CRAPPLE MARITAL TRUST | — |


## Private funds (4)

Mix: Hedge Fund 3 · Other Private Fund 1

| Fund | Type | Formed | Owners | GAV | Min investment |
| --- | --- | --- | --- | --- | --- |
| MILLBURN MCO PARTNERS LP | Hedge Fund | Delaware | 30 | $107.2M | $100K |
| MILLBURN SELECT STRATEGIES LP | Hedge Fund | Delaware | 15 | $51.7M | $100K |
| MILLBURN EQUITY PARTNERS LLC | Other Private Fund | Delaware | 22 | $36.1M | $100K |
| CHINA ABSOLUTE RETURN TRADING LTD. | Hedge Fund | Cayman Islands | 4 | $5.6M | $100K |


## Fund service providers (1)

- custodian: CHINA ABSOLUTE RETURN FUND LTD.

## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/148870/brochure
- Similar advisers: https://search.stillhousedata.com/firm/148870/similar
- Related entities: https://search.stillhousedata.com/firm/148870/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/148870

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Source: public SEC Form ADV data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.