0001108426 2026-03-03 2026-03-03 0001108426 false 8-K 2026-03-03 TXNM Energy, Inc. NM 414 Silver Ave. SW Albuquerque NM 87102-3289 505 241-2700 001-32462 85-0468296 false false false false Common Stock, no par value TXNM NYSE false