Why Is Tradr 2X Short AXTI Daily ETF ( $AXTQ ) ETF Down -30.99% Today? (Find out why any stock moved today on Tickeron.) AXTQ fell roughly 31% intraday Monday, losing about $10.09 per share from its prior close. The primary catalyst was a sharp rally in AXTI (AXT, Inc.), whose S&P SmallCap 600 index inclusion took effect today, triggering mechanical buying from index-tracking funds. Secondary support came from renewed AI data-center and co-packaged optics momentum tied to AXT's indium phosphide substrate business. $IWM $QQQ $SPY