TXNM Energy (NYSE: TXNM) Completes Name Change from PNM Resources PR Newswire ALBUQUERQUE, N.M., Aug. 5, 2024 ALBUQUERQUE, N.M. , Aug. 5, 2024 /PRNewswire/ -- TXNM Energy, Inc. (NYSE: TXNM) has completed its holding company name change, effective as of 5:00pm ET on August 2, 2024 . The common stock continues to be listed on the New York Stock Exchange under the ticker "TXNM", effective at the start of trading today, August 5, 2024 . TXNM Energy was previously named PNM Resources with common...