Revised Stipulation Agreement for AVANGRID/PNM Resources Merger Receives Additional Support From New Mexico Stakeholders

AVANGRID, Inc. (NYSE: AGR), a leading sustainable energy company, yesterday filed its revised stipulation agreement as part of the company’s planned merger with PNM Resources, Inc. (NYSE: PNMR),
adding three new parties as signatories, including Walmart, Inc., the Interwest Energy Alliance and Onward Energy Holdings, Inc. They join eight parties that have already signed on to the
agreement, including