# EDGAR Filing Document

**Accession Number:** 0001633312
**File Stem:** 0001140361-25-042764
**Filing Date:** 2025-11
**Character Count:** 25655
**Document Hash:** 53080798b52e2f0b60ec5b3c0eb5b4cd
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-25-042764.hdr.sgml**: 20251119

**ACCESSION NUMBER**: 0001140361-25-042764

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 3

**CONFORMED PERIOD OF REPORT**: 20251117

**FILED AS OF DATE**: 20251119

**DATE AS OF CHANGE**: 20251119

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Dillow Jason
- **CENTRAL INDEX KEY:** 0001713578

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36842
- **FILM NUMBER:** 251500402

**MAIL ADDRESS:**
- **STREET 1:** C/O HALCYON CAPITAL MANAGEMENT, LLC
- **STREET 2:** 477 MADISON AVE., 8TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Man Investment Partners (US) LP
- **CENTRAL INDEX KEY:** 0001633312

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36842
- **FILM NUMBER:** 251500405

**BUSINESS ADDRESS:**
- **STREET 1:** 299 PARK AVENUE
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171
- **BUSINESS PHONE:** 212.303.9400

**MAIL ADDRESS:**
- **STREET 1:** 299 PARK AVENUE
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171

**FORMER NAME:**
- **FORMER CONFORMED NAME:** Bardin Hill Investment Partners LP
- **DATE OF NAME CHANGE:** 20181010

**FORMER NAME:**
- **FORMER CONFORMED NAME:** Halcyon Capital Management LP
- **DATE OF NAME CHANGE:** 20160323

**FORMER NAME:**
- **FORMER CONFORMED NAME:** Halcyon Management Holdings LP
- **DATE OF NAME CHANGE:** 20150210
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Kripalani Avinash
- **CENTRAL INDEX KEY:** 0001713540

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36842
- **FILM NUMBER:** 251500404

**MAIL ADDRESS:**
- **STREET 1:** C/O HALCYON CAPITAL MANAGEMENT, LLC
- **STREET 2:** 477 MADISON AVE., 8TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Bardin Hill Opportunistic Credit Master (US) Fund II LP
- **CENTRAL INDEX KEY:** 0002079203

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231
- **LEGAL ENTITY IDENTIFIER:** 549300LZ0H8EDBWKRY23

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36842
- **FILM NUMBER:** 251500400

**BUSINESS ADDRESS:**
- **STREET 1:** 299 PARK AVENUE
- **STREET 2:** 24TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171
- **BUSINESS PHONE:** 212-303-9400

**MAIL ADDRESS:**
- **STREET 1:** 299 PARK AVENUE
- **STREET 2:** 24TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Greene John Winand JR
- **CENTRAL INDEX KEY:** 0001745466

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36842
- **FILM NUMBER:** 251500403

**MAIL ADDRESS:**
- **STREET 1:** 477 MADISON AVENUE, 8TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Desai Pratik
- **CENTRAL INDEX KEY:** 0001753460

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36842
- **FILM NUMBER:** 251500401

**MAIL ADDRESS:**
- **STREET 1:** 477 MADISON AVENUE, 8TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Man Investment (US) Opportunistic Credit Fund II GP LLC
- **CENTRAL INDEX KEY:** 0002079198

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36842
- **FILM NUMBER:** 251500399

**BUSINESS ADDRESS:**
- **STREET 1:** 299 PARK AVENUE
- **STREET 2:** 24TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171
- **BUSINESS PHONE:** 212-303-9400

**MAIL ADDRESS:**
- **STREET 1:** 299 PARK AVENUE
- **STREET 2:** 24TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171

**FORMER NAME:**
- **FORMER CONFORMED NAME:** Bardin Hill Opportunistic Credit Fund II GP LLC
- **DATE OF NAME CHANGE:** 20250730
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NextDecade Corp
- **CENTRAL INDEX KEY:** 0001612720
- **STANDARD INDUSTRIAL CLASSIFICATION:** NATURAL GAS TRANSMISSION & DISTRIBUTION [4923]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 465723951
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 1000 LOUISIANA STREET
- **STREET 2:** SUITE 3300
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77002
- **BUSINESS PHONE:** 7135741880

**MAIL ADDRESS:**
- **STREET 1:** 1000 LOUISIANA STREET
- **STREET 2:** SUITE 3300
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77002

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** NextDecade Corp.
- **DATE OF NAME CHANGE:** 20170726

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Harmony Merger Corp.
- **DATE OF NAME CHANGE:** 20140703

## Exhibit 99.1

------

<u>Exhibit 99.1</u>

Name and Address of Reporting Person: Man Investment Partners (US) LP <br> 299 Park Ave., 24th Floor <br> New York, NY 10171

---

| | |
|:---|:---|
| Issuer Name and Ticker or Trading Symbol: | NextDecade Corporation [NEXT] |
| Date of Earliest Transaction to be Reported |  |
| (Month/Day/Year): | November 17, 2025 |

---

<u>Footnotes to Form 4</u>

(1) This statement is being filed by the following Reporting Persons: Bardin Hill Opportunistic Credit Master (US) Fund II LP ("BH Opp Credit Master US II"), Man Investment (US) Opportunistic Credit Fund II GP LLC, formerly known as Bardin Hill Opportunistic Credit Fund II GP LLC, ("Man Opp Credit II GP"), Man Investment Partners (US) LP, formerly known as Bardin Hill Investment Partners LP, ("Man Investment US"), Avinash Kripalani, Jason Dillow, John Greene and Pratik Desai.

(2) Man Investment US is the investment manager of BH Opp Credit Master US II and Man Opp Credit II GP is the general partner of BH Opp Credit Master US II. Investment decisions of Man Investment US are made by one or more of its portfolio managers, including Jason Dillow, John Greene and Pratik Desai, each of whom has individual decision-making authority. Avinash Kripalani is a Senior Managing Director at Man Investment US and serves on the board of directors of the Issuer as Man Investment US's representative.

(3) In connection with the Issuer's entry into an Amended and Restated Credit Agreement on November 17, 2025 (the "Amended and Restated Credit Agreement"), the Issuer amended certain terms of the Tranche C Warrants previously issued to BH Opp Credit Master US II to extend the termination date of the exercise period from May 14, 2030 to May 14, 2032.

(4) The Tranche C Warrants are subject to anti-dilution protection upon certain issuances of Company securities at an effective price below the fair market value of the Company's capital stock, as determined in accordance with the Tranche C Warrants, and customary adjustment for stock splits, reverse splits, mergers, combinations, and other similar corporate transactions.

(5) Pursuant to the Amended and Restated Credit Agreement, BH Opp Credit Master US II provided a loan to the Issuer ("Series A-1 Loan"), the principal amount of which, plus any interest paid in kind, is exchangeable by BH Opp Credit Master US II for shares of common stock at any time prior to the maturity on November 17, 2030, for $9.50 per share, subject to adjustment, in accordance with the terms of the Series A-1 Loan. The Series A-1 Loan will accrue interest at a rate of 8.0% per annum to be paid quarterly, in cash or in kind at the election of the Issuer.

(6) Pursuant to the Amended and Restated Credit Agreement, BH Opp Credit Master US II provided a loan to the Issuer ("Series A-2 Loan"), the principal amount of which, plus any interest paid in kind, is exchangeable by BH Opp Credit Master US II for shares of common stock at any time prior to the maturity on November 17, 2030, for $9.50 per share, subject to adjustment, in accordance with the terms of the Series A-2 Loan. The Series A-2 Loan will accrue interest at a rate of 8.0% per annum to be paid quarterly, in cash or in kind at the election of the Issuer.

(7) Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of its, his or her pecuniary interest.

------

## Exhibit 99.2

------

<u>Exhibit 99.2</u>

<u>Joint Filer Information</u>

---

| | |
|:---|:---|
| Name of Joint Filer: | Man Investment Partners (US) LP |
| Address of Joint Filer: | 299 Park Ave., 24th Floor |
|  | New York, NY 10171 |
| Relationship of Joint Filer to Issuer: | Other – Director by Deputization |
| Issuer Name and Ticker or Trading Symbol: | NextDecade Corporation [NEXT] |
| Date of Earliest Transaction Required |  |
| to be Reported (Month/Day/Year): | November 17, 2025 |
| Designated Filer: | Man Investment Partners (US) LP |

---

---

| | |
|:---|:---|
| **Signature:** | **Signature:** |
| Man Investment Partners (US) LP | Man Investment Partners (US) LP |
| /s/ Jacob Fishelis | /s/ Jacob Fishelis |
| Name: | Jacob Fishelis |
| Title: | Chief Financial Officer |
| /s/ John Freese | /s/ John Freese |
| Name: | John Freese |
| Title: | General Counsel |
| <u>11/19/2025</u> | <u>11/19/2025</u> |
| Date | Date |

---

Page 1 of 7

------

<u>Exhibit 99.2</u>

<u>Joint Filer Information</u>

---

| | |
|:---|:---|
| Name of Joint Filer: | Avinash Kripalani |
| Address of Joint Filer: | c/o Man Investment Partners (US) LP |
|  | 299 Park Ave., 24th Floor |
|  | New York, NY 10171 |
| Relationship of Joint Filer to Issuer: | Other – Director by Deputization |
| Issuer Name and Ticker or Trading Symbol: | NextDecade Corporation [NEXT] |
| Date of Earliest Transaction Required |  |
| to be Reported (Month/Day/Year): | November 17, 2025 |
| Designated Filer: | Man Investment Partners (US) LP |

---

---

| | |
|:---|:---|
| **Signature:** |  |
| /s/ Avinash Kripalani | /s/ Avinash Kripalani |
| Name: | Avinash Kripalani |
| <u>11/19/2025</u> |  |
| Date |  |

---

Page 2 of 7

------

 <u>Exhibit 99.2</u>

<u>Joint Filer Information</u>

---

| | |
|:---|:---|
| Name of Joint Filer: | John Greene |
| Address of Joint Filer: | c/o Man Investment Partners (US) LP |
|  | 299 Park Ave., 24th Floor |
|  | New York, NY 10171 |
| Relationship of Joint Filer to Issuer: | Other – Director by Deputization |
| Issuer Name and Ticker or Trading Symbol: | NextDecade Corporation [NEXT] |
| Date of Earliest Transaction Required |  |
| to be Reported (Month/Day/Year): | November 17, 2025 |
| Designated Filer: | Man Investment Partners (US) LP |

---

---

| | |
|:---|:---|
| **Signature:** |  |
| /s/ John Greene | /s/ John Greene |
| Name: | John Greene |
| Title: | Portfolio Manager |
| <u>11/19/2025</u> |  |
| Date |  |

---

Page 3 of 7

------

<u>Exhibit 99.2</u>

<u>Joint Filer Information</u>

---

| | |
|:---|:---|
| Name of Joint Filer: | Jason Dillow |
| Address of Joint Filer: | c/o Man Investment Partners (US) LP |
|  | 299 Park Ave., 24th Floor |
|  | New York, NY 10171 |
| Relationship of Joint Filer to Issuer: | Other – Director by Deputization |
| Issuer Name and Ticker or Trading Symbol: | NextDecade Corporation [NEXT] |
| Date of Earliest Transaction Required |  |
| to be Reported (Month/Day/Year): | November 17, 2025 |
| Designated Filer: | Man Investment Partners (US) LP |

---

---

| | |
|:---|:---|
| **Signature:** |  |
| /s/ Jason Dillow | /s/ Jason Dillow |
| Name: | Jason Dillow |
| Title: | Chief Investment Officer |
| <u>11/19/2025</u> |  |
| Date |  |

---

Page 4 of 7

------

<u>Exhibit 99.2</u>

<u>Joint Filer Information</u>

---

| | |
|:---|:---|
| Name of Joint Filer: | Pratik Desai |
| Address of Joint Filer: | c/o Man Investment Partners (US) LP |
|  | 299 Park Ave., 24th Floor |
|  | New York, NY 10171 |
| Relationship of Joint Filer to Issuer: | Other – Director by Deputization |
| Issuer Name and Ticker or Trading Symbol: | NextDecade Corporation [NEXT] |
| Date of Earliest Transaction Required |  |
| to be Reported (Month/Day/Year): | November 17, 2025 |
| Designated Filer: | Man Investment Partners (US) LP |

---

---

| | |
|:---|:---|
| **Signature:** |  |
| /s/ Pratik Desai | /s/ Pratik Desai |
| Name: | Pratik Desai |
| Title: | Portfolio Manager |
| <u>11/19/2025</u> |  |
| Date |  |

---

Page 5 of 7

------

<u>Exhibit 99.2</u>

<u>Joint Filer Information</u>

---

| | |
|:---|:---|
| Name of Joint Filer: | Bardin Hill Opportunistic Credit Master (US) Fund II LP |
| Address of Joint Filer: | 299 Park Ave., 24th Floor |
|  | New York, NY 10171 |
| Relationship of Joint Filer to Issuer: | Other – Director by Deputization |
| Issuer Name and Ticker or Trading Symbol: | NextDecade Corporation [NEXT] |
| Date of Earliest Transaction Required |  |
| to be Reported (Month/Day/Year): | November 17, 2025 |
| Designated Filer: |  |

---

---

| | |
|:---|:---|
| **Signature:** |  |
| Man Investment Partners (US) LP | Man Investment Partners (US) LP |
| /s/ Jacob Fishelis | /s/ Jacob Fishelis |
| Name: | Jacob Fishelis |
| Title: | Chief Financial Officer |
| /s/ John Freese | /s/ John Freese |
| Name: | John Freese |
| Title: | General Counsel |
| <u>11/19/2025</u> |  |
| Date |  |

---

Page 6 of 7

------

<u>Exhibit 99.2</u>

<u>Joint Filer Information</u>

---

| | |
|:---|:---|
| Name of Joint Filer: | Man Investment (US) Opportunistic Credit Fund II GP LLC |
| Address of Joint Filer: | 299 Park Ave., 24th Floor |
|  | New York, NY 10171 |
| Relationship of Joint Filer to Issuer: | Other – Director by Deputization |
| Issuer Name and Ticker or Trading Symbol: | NextDecade Corporation [NEXT] |
| Date of Earliest Transaction Required |  |
| to be Reported (Month/Day/Year): | November 17, 2025 |
| Designated Filer: |  |

---

---

| | |
|:---|:---|
| **Signature:** |  |
| Man Investment Partners (US) LP | Man Investment Partners (US) LP |
| /s/ Jacob Fishelis | /s/ Jacob Fishelis |
| Name: | Jacob Fishelis |
| Title: | Chief Financial Officer |
| /s/ John Freese | /s/ John Freese |
| Name: | John Freese |
| Title: | General Counsel |
| <u>11/19/2025</u> |  |
| Date |  |

---

Page 7 of 7

------

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Man Investment Partners (US) LP<br><sub>(Last) (First) (Middle)</sub><br>299 PARK AVE., 24TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10171<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-11-17 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Director by Deputization_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NextDecade Corp [ NEXT ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Kripalani Avinash<br><sub>(Last) (First) (Middle)</sub><br>C/O MAN INVESTMENT PARTNERS (US) LP<br>299 PARK AVE., 24TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10171<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-11-17 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Director by Deputization_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NextDecade Corp [ NEXT ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Greene John Winand JR<br><sub>(Last) (First) (Middle)</sub><br>C/O MAN INVESTMENT PARTNERS (US) LP<br>299 PARK AVE., 24TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10171<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-11-17 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Director by Deputization_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NextDecade Corp [ NEXT ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Dillow Jason<br><sub>(Last) (First) (Middle)</sub><br>C/O MAN INVESTMENT PARTNERS (US) LP<br>299 PARK AVE., 24TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10171<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-11-17 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Director by Deputization_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NextDecade Corp [ NEXT ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Desai Pratik<br><sub>(Last) (First) (Middle)</sub><br>C/O MAN INVESTMENT PARTNERS (US) LP<br>299 PARK AVE., 24TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10171<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-11-17 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Director by Deputization_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NextDecade Corp [ NEXT ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Bardin Hill Opportunistic Credit Master (US) Fund II LP<br><sub>(Last) (First) (Middle)</sub><br>C/O MAN INVESTMENT PARTNERS (US) LP<br>299 PARK AVE., 24TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10171<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-11-17 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Director by Deputization_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NextDecade Corp [ NEXT ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Man Investment (US) Opportunistic Credit Fund II GP LLC<br><sub>(Last) (First) (Middle)</sub><br>C/O MAN INVESTMENT PARTNERS (US) LP<br>299 PARK AVE., 24TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10171<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-11-17 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Director by Deputization_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NextDecade Corp [ NEXT ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Tranche C Warrants | $9.3 | 2025-11-17 |  | D<sup>(3)</sup> |  |  | 818171<sup>(3)(4)</sup> | 2025-11-17 | 2030-05-14 | Common Stock | 818171<sup>(4)</sup> | <sup>(3)</sup> | 818171<sup>(4)</sup> | I | See notes<sup>(1)(2)(7)</sup> |
| Tranche C Warrants | $9.3 | 2025-11-17 |  | A<sup>(3)</sup> |  | 818171<sup>(3)(4)</sup> |  | 2025-11-17 | 2032-05-14 | Common Stock | 818171<sup>(4)</sup> | <sup>(3)</sup> | 818171<sup>(4)</sup> | I | See notes<sup>(1)(2)(7)</sup> |
| Series A-1 Loans | $9.5 | 2025-11-17 |  | A<sup>(5)</sup> |  | 1587947<sup>(5)</sup> |  | 2025-11-17 | 2030-11-17 | Common Stock | 1587947 | <sup>(5)</sup> | 1587947<sup>(5)</sup> | I | See notes<sup>(1)(2)(7)</sup> |
| Series A-2 Loans | $9.5 | 2025-11-17 |  | A<sup>(6)</sup> |  | 452059<sup>(6)</sup> |  | 2025-11-17 | 2030-11-17 | Common Stock | 452059 | <sup>(6)</sup> | 452059<sup>(6)</sup> | I | See notes<sup>(1)(2)(7)</sup> |

---

### Footnotes:

(1) See Exhibit 99.1 for text of footnote (1).

(2) See Exhibit 99.1 for text of footnote (2).

(3) See Exhibit 99.1 for text of footnote (3).

(4) See Exhibit 99.1 for text of footnote (4).

(5) See Exhibit 99.1 for text of footnote (5).

(6) See Exhibit 99.1 for text of footnote (6).

(7) See Exhibit 99.1 for text of footnote (7).

**Remarks:**
Exhibit 99.1 (Footnotes) and Exhibit 99.2 (Joint Filer Information and Signatures) are incorporated herein by reference. This Form 4 is filed by Designated Filer Man Investment Partners (US) LP.

**Signature:** See Exhibit 99.2 for Signatures  
**Date:** 2025-11-19

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**