Memory chip stocks have emerged as the next big wave of the AI trade and investors are all in. AI is driving up demand for memory, sending the stocks of the companies that make memory chips soaring and helping to lead the S&P 500 and Nasdaq Composite to fresh records. The Roundhill Memory ETF, which trades under the ticker, DRAM, demonstrated the group's meteoric rise. DRAM has gained around 88% since it began trading just over one month ago on April 2. Roundhill CEO, Dave Mazza, told Business