# EDGAR Filing Document

**Accession Number:** 0001294571
**File Stem:** 0001376474-26-000308
**Filing Date:** 2026-4
**Character Count:** 8024
**Document Hash:** b9563da429f8329c02a5d281c061d126
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001376474-26-000308.hdr.sgml**: 20260422

**ACCESSION NUMBER**: 0001376474-26-000308

**CONFORMED SUBMISSION TYPE**: 13F-HR

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260331

**FILED AS OF DATE**: 20260422

**DATE AS OF CHANGE**: 20260422

**EFFECTIVENESS DATE**: 20260422

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Millburn Ridgefield LLC /DE/
- **CENTRAL INDEX KEY:** 0001294571

**ORGANIZATION NAME:**
- **EIN:** 061064418
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 13F-HR
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 028-17636
- **FILM NUMBER:** 26884266

**BUSINESS ADDRESS:**
- **STREET 1:** 55 WEST 46TH STREET
- **STREET 2:** 31ST FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10036
- **BUSINESS PHONE:** 212-332-7300

**MAIL ADDRESS:**
- **STREET 1:** 55 WEST 46TH STREET
- **STREET 2:** 31ST FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10036

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Millburn Ridgefield Corp
- **DATE OF NAME CHANGE:** 20040619

### FORM 13F COVER PAGE

**Report for the Calendar Year or Quarter Ended:** 03-31-2026

**Check here if Amendment** [ ] **Amendment Number:** 

**This Amendment (Check only one.):** [ ] is a restatement.

[ ] adds new holdings entries.

**Institutional Investment Manager Filing this Report:**

**Name:** Millburn Ridgefield LLC /DE/<br>**Address:** 55 West 46th Street<br>31st floor<br>New York, NY 10036

**Form 13F File Number:** 028-17636

The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form.

**Person Signing this Report on Behalf of Reporting Manager:**

**Name:** Gregg Buckbinder<br>**Title:** President  Chief Operating Officer<br>**Phone:** 212-332-7350

**Signature, Place, and Date of Signing:**

/s/ Gregg Buckbinder  New York, NY  04-21-2026<br>[Signature]  [City, State]  [Date]

**Report Type (Check only one.):**

[x] **13F HOLDINGS REPORT.** (Check here if all holdings of this reporting manager are reported in this report.)

[ ] **13F NOTICE.** (Check here if no holdings are reported in this report, and all holdings are reported by other reporting manager(s).)

[ ] **13F COMBINATION REPORT.** (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).)

### Form 13F Summary Page

**Report Summary:**

**Number of Other Included Managers:** 0

**Form 13F Information Table Entry Total:** 39

**Form 13F Information Table Value Total:** $4648260782

      (round to nearest dollar)

**List of Other Included Managers:**

Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report.

[If there are no entries in this list, state “NONE” and omit the column headings and list entries.]

**NONE**

### FORM 13F INFORMATION TABLE

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | FIGI | VALUE (x$1000) | SHRS OR PRN AMT | SH/PRN | PUT/CALL | INVESTMENT DISCRETION | OTHER MANAGER | VOTING AUTHORITY | VOTING AUTHORITY | VOTING AUTHORITY |
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | FIGI | VALUE (x$1000) | SHRS OR PRN AMT | SH/PRN | PUT/CALL | INVESTMENT DISCRETION | OTHER MANAGER | SOLE | SHARED | NONE |
| DIMENSIONAL ETF TRUST | US CORE EQUITY 2 | 25434V708 |  | 129176935 | 3324162 | SH |  | SOLE |  | 3324162 | 0 | 0 |
| DIMENSIONAL ETF TRUST | EMGR CRE EQT MNG | 25434V302 |  | 57788049 | 1706676 | SH |  | SOLE |  | 1706676 | 0 | 0 |
| DIMENSIONAL ETF TRUST | INTL CORE EQUITY | 25434V799 |  | 55037036 | 1549030 | SH |  | SOLE |  | 1549030 | 0 | 0 |
| DIMENSIONAL ETF TRUST | US HIGH PROFITAB | 25434V831 |  | 43090072 | 1172200 | SH |  | SOLE |  | 1172200 | 0 | 0 |
| WISDOMTREE TR | INDIA ERNGS FD | 97717W422 |  | 23980282 | 587752 | SH |  | SOLE |  | 587752 | 0 | 0 |
| ISHARES INC | MSCI AUST ETF | 464286103 |  | 23513969 | 847045 | SH |  | SOLE |  | 847045 | 0 | 0 |
| ISHARES INC | MSCI CDA ETF | 464286509 |  | 22514636 | 410926 | SH |  | SOLE |  | 410926 | 0 | 0 |
| ISHARES INC | MSCI HONG KG ETF | 464286871 |  | 16489793 | 714153 | SH |  | SOLE |  | 714153 | 0 | 0 |
| ISHARES INC | MSCI JAPAN ETF | 46434G822 |  | 67532663 | 799771 | SH |  | SOLE |  | 799771 | 0 | 0 |
| ISHARES INC | MSCI SWITZERLAND | 464286749 |  | 31817680 | 541025 | SH |  | SOLE |  | 541025 | 0 | 0 |
| ISHARES INC | MSCI MLY ETF NEW | 46434G814 |  | 6156646 | 216707 | SH |  | SOLE |  | 216707 | 0 | 0 |
| ISHARES INC | MSCI SPAIN ETF | 464286764 |  | 11580847 | 213236 | SH |  | SOLE |  | 213236 | 0 | 0 |
| ISHARES INC | MSCI FRANCE ETF | 464286707 |  | 7824494 | 180371 | SH |  | SOLE |  | 180371 | 0 | 0 |
| ISHARES INC | MSCI SINGPOR ETF | 46434G780 |  | 14071028 | 498619 | SH |  | SOLE |  | 498619 | 0 | 0 |
| ISHARES INC | MSCI TAIWAN ETF | 46434G772 |  | 69161893 | 975210 | SH |  | SOLE |  | 975210 | 0 | 0 |
| ISHARES TR | MSCI UK ETF NEW | 46435G334 |  | 65579747 | 1439415 | SH |  | SOLE |  | 1439415 | 0 | 0 |
| ISHARES INC | MSCI MEXICO ETF | 464286822 |  | 24331488 | 323428 | SH |  | SOLE |  | 323428 | 0 | 0 |
| ISHARES INC | MSCI BRAZIL ETF | 464286400 |  | 25025213 | 651868 | SH |  | SOLE |  | 651868 | 0 | 0 |
| ISHARES INC | MSCI STH AFR ETF | 464286780 |  | 8234988 | 121460 | SH |  | SOLE |  | 121460 | 0 | 0 |
| ISHARES TR | CORE S MCP ETF | 464287507 |  | 559257326 | 8281613 | SH |  | SOLE |  | 8281613 | 0 | 0 |
| ISHARES TR | CORE S SCP ETF | 464287804 |  | 305578345 | 2458196 | SH |  | SOLE |  | 2458196 | 0 | 0 |
| ISHARES TR | MSCI INDIA ETF | 46429B598 |  | 146158693 | 3120382 | SH |  | SOLE |  | 3120382 | 0 | 0 |
| ISHARES TR | MSCI INTL QUALTY | 46434V456 |  | 72636206 | 1571192 | SH |  | SOLE |  | 1571192 | 0 | 0 |
| ISHARES TR | RUS 1000 ETF | 464287622 |  | 585376318 | 1641733 | SH |  | SOLE |  | 1641733 | 0 | 0 |
| ISHARES TR | RUSSELL 2000 ETF | 464287655 |  | 397709416 | 1603667 | SH |  | SOLE |  | 1603667 | 0 | 0 |
| ISHARES TR | RUS MID CAP ETF | 464287499 |  | 74718824 | 768475 | SH |  | SOLE |  | 768475 | 0 | 0 |
| ISHARES TR | MSCI USA QLT FCT | 46432F339 |  | 47891313 | 249681 | SH |  | SOLE |  | 249681 | 0 | 0 |
| STATE STR SPDR S 500 ETF T | TR UNIT | 78462F103 |  | 340855550 | 524119 | SH |  | SOLE |  | 524119 | 0 | 0 |
| ISHARES INC | MSCI THAILND ETF | 464286624 |  | 5198435 | 74927 | SH |  | SOLE |  | 74927 | 0 | 0 |
| ISHARES INC | MSCI TURKEY ETF | 464286715 |  | 3942571 | 102007 | SH |  | SOLE |  | 102007 | 0 | 0 |
| ISHARES TR | MSCI USA MIN VOL | 46429B697 |  | 393458446 | 4242597 | SH |  | SOLE |  | 4242597 | 0 | 0 |
| VANGUARD INDEX FDS | SMALL CP ETF | 922908751 |  | 91757648 | 350327 | SH |  | SOLE |  | 350327 | 0 | 0 |
| VANGUARD INTL EQUITY INDEX F | FTSE EUROPE ETF | 922042874 |  | 9147917 | 110978 | SH |  | SOLE |  | 110978 | 0 | 0 |
| VANGUARD INDEX FDS | REAL ESTATE ETF | 922908553 |  | 123572139 | 1393147 | SH |  | SOLE |  | 1393147 | 0 | 0 |
| VANGUARD INDEX FDS | MID CAP ETF | 922908629 |  | 120971416 | 421239 | SH |  | SOLE |  | 421239 | 0 | 0 |
| VANGUARD INDEX FDS | S 500 ETF SHS | 922908363 |  | 152521052 | 255244 | SH |  | SOLE |  | 255244 | 0 | 0 |
| VANGUARD INDEX FDS | LARGE CAP ETF | 922908637 |  | 133027101 | 445130 | SH |  | SOLE |  | 445130 | 0 | 0 |
| VANGUARD INTL EQUITY INDEX F | FTSE EMR MKT ETF | 922042858 |  | 379526669 | 7021770 | SH |  | SOLE |  | 7021770 | 0 | 0 |
| PROFESIONALLY MANAGED PORTFO | AKRE FOCUS ETF | 74316P579 |  | 2047938 | 38750 | SH |  | SOLE |  | 38750 | 0 | 0 |

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