Sec Form 4 Filing - VALINOR MANAGEMENT, L.P. @ NextDecade Corp. - 2022-05-24

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person VALINOR MANAGEMENT, L.P. 2. Issuer Name and Ticker or Trading Symbol NextDecade Corp. [ NEXT] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 405 LEXINGTON AVENUE, 34TH FLOOR, 3. Date of Earliest Transaction (MM/DD/YY) 05/24/2022 (Street) NEW YORK, NY10174 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock, $ 0.0001 par value 05/24/2022 X 32,893( 1 ) A 3,865,523 I See note( 6 ) Common Stock, $ 0.0001 par value 05/24/2022 S 48( 1 ) D 3,865,475( 2 ) I See note( 6 ) Common Stock, $ 0.0001 par value 05/24/2022 X 91,754( 3 ) A 10,996,487 I See note( 6 ) Common Stock, $ 0.0001 par value 05/24/2022 S 134 D 10,996,353( 4 ) I See note( 6 ) Common Stock, $ 0.0001 par value 307,403( 5 ) D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expirati on Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Series B Warrants $ 0.01 05/24/2022 X 32,893( 1 ) 05/24/2022 05/24/2022 Common Stock, $0.0001 par value 32,893 ( 1 ) 0 I See note( 6 ) Series B Warrants $ 0.01 05/24/2022 X 91,754( 2 ) 05/24/2022 05/24/2022 Common Stock, $0.0001 par value 91,754 ( 2 ) 0 I See note( 6 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other VALINOR MANAGEMENT, L.P. 405 LEXINGTON AVENUE, 34TH FLOOR NEW YORK, NY10174 X Gallo David C/O VALINOR MANAGEMENT, L.P. 405 LEXINGTON AVENUE, 34TH FLOOR NEW YORK, NY10174 X Valinor Associates, LLC C/O VALINOR MANAGEMENT, L.P. 405 LEXINGTON AVENUE, 34TH FLOOR NEW YORK, NY10174 X VALINOR CAPITAL PARTNERS, L.P. C/O VALINOR MANAGEMENT, L.P. 405 LEXINGTON AVENUE, 34TH FLOOR NEW YORK, NY10174 X VALINOR CAPITAL PARTNERS OFFSHORE MASTER FUND, L.P. C/O VALINOR MANAGEMENT, L.P. 405 LEXINGTON AVENUE, 34TH FLOOR NEW YORK, NY10174 X X Signatures See Exhibit 99.1 for signatures 05/26/2022 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Pursuant to that certain Series B Warrant Agreement, dated as of May 24, 2019 (the "Series B Warrant Agreement"), Valinor Capital Partners, L.P. ("Valinor Capital") exercised a warrant to purchase 32,893 shares of the Issuer's common stock for $0.01 per share and paid the exercise price on a cashless basis, resulting in the Issuer withholding 48 shares from, and issuing 32,845 shares to, Valinor Capital. ( 2 )Represents shares directly held by Valinor Capital following the Series B Warrant exercise. ( 3 )Pursuant to the Series B Warrant Agreement, Valinor Capital Partners Offshore Master Fund, L.P. ("Valinor Capital Offshore") exercised a warrant to purchase 91,754 shares of the Issuer's common stock for $0.01 per share and paid the exercise price on a cashless basis, resulting in the Issuer withholding 134 shares from, and issuing 91,620 shares to, Valinor Capital Offshore. ( 4 )Represents shares directly held by Valinor Capital Offshore following the Series B Warrant exercise. ( 5 )Represents shares directly held by David Gallo. ( 6 )Valinor Management, L.P. ("Valinor Management") serves as investment manager to Valinor Capital and Valinor Capital Offshore. David Gallo is the Founder, Managing Partner and Portfolio Manager of Valinor Management and is the managing member of Valinor Associates, LLC ("Associates"), which serves as general partner to Valinor Capital and Valinor Capital Offshore. Each of Valinor Management, Associates and David Gallo may be deemed to beneficially own the securities held by Valinor Capital and Valinor Capital Offshore and disclaims beneficial ownership of the reported equity securities, except to the extent of its or his pecuniary interest.

Remarks: Exhibit 99.1 (Joint Filer Information) is incorporated herein by reference. This Form 4 is filed by Designated Filer Valinor Management LP.

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.