NextDecade Corporation (‟NextDecade" or the ‟Company") (NASDAQ:NEXT) announced today that it will host a conference call and webcast on Friday, May 1, 2026, at 11:00 a.m. Eastern Time (10:00 a.m. Central Time) to discuss developments from the first quarter of 2026. The Company expects to issue an accompanying press release and presentation that day before the market opens.

The press release, presentation, and webcast may be accessed through the Company's website at https://investors.next-decade.com. A replay will also be available after the webcast concludes.

About NextDecade Corporation

NextDecade is committed to providing the world access to reliable, cleaner energy. We are focused on delivering secure and affordable energy through the safe and efficient development and operation of natural gas liquefaction capacity at Rio Grande LNG. Through our subsidiaries, we are constructing and developing the Rio Grande LNG natural gas liquefaction and export facility near Brownsville, Texas, with approximately 48 MTPA of potential liquefaction capacity currently under construction and in development, sufficient space at the site for up to 10 liquefaction trains, and a potential carbon capture and storage project. NextDecade's common stock is listed on the Nasdaq Stock Market under the symbol "NEXT." NextDecade is headquartered in Houston, Texas. For more information, please visit www.next-decade.com.

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of U.S. federal securities laws. The words "anticipate," "contemplate," "estimate," "expect," "project," "plan," "intend," "believe," "may," "might," "will," "would," "could," "should," "can have," "likely," "continue," "design," "assume," "budget," "guidance," "forecast," and "target," and other words and terms of similar expressions are intended to identify forward-looking statements, and these statements may relate to the business of NextDecade and its subsidiaries. These statements have been based on assumptions and analysis made by NextDecade in light of current expectations, perceptions of historical trends, current conditions and projections about future events and trends and involve a number of known and unknown risks, which may cause actual results to differ materially from expectations expressed or implied in the forward-looking statements. Although NextDecade believes that the expectations reflected in these forward-looking statements are reasonable, it can give no assurance that the expectations will prove to be correct. NextDecade's actual results could differ materially from those anticipated in these forward-looking statements as a result of a variety of factors, including those discussed in NextDecade's periodic reports that are filed with and available from the Securities and Exchange Commission. Additionally, any development of additional expansion trains at the Rio Grande LNG Facility or any CCS projects remains contingent upon receipt of requisite governmental approvals, execution of definitive commercial and financing agreements, securing all financing commitments and potential tax incentives, achieving other customary conditions and making a final investment decision to proceed. The forward-looking statements in this press release speak as of the date of this release. NextDecade may from time to time voluntarily update its prior forward-looking statements, however, it disclaims any commitment to do so except as required by securities laws.

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NextDecade Contacts

Investors

Megan Light

mlight@next-decade.com

832-981-6583

Media

Susan Richardson

srichardson@next-decade.com

832-413-6400