Memory chip stocks experienced a significant downturn following the highly successful IPO of China's ChangXin Memory Technologies (CXMT) on the Shanghai STAR Market. The surge in CXMT's stock price on its debut has intensified investor concerns about future price pressure on DRAM and NAND memory chips due to increased supply from Chinese manufacturers. This news prompted a sector-wide selloff, impacting major players like Micron, SanDisk, and SK Hynix, and contributed to a more than 10% drop in the Roundhill Memory ETF (DRAM).