American Electric Power Company Inc (<a href="https://www.nasdaq.com/market-activity/stocks/aep" target="_blank">NASDAQ:AEP</a>) and PNM Resources (<a href="https://www.nyse.com/quote/XNYS:PNM" target="_blank">NYSE:PNM</a>) announced Tuesday that they closed the USD-234-million (EUR 216.5m) sale of their New Mexico-based joint venture that holds solar assets with a total potential capacity of 625 MW.