SK Hynix’s U.S. subsidiary, Solidigm, is reportedly exploring an initial public offering that could value the NAND flash memory unit at up to $150 billion. Sour

SK Hynix’s U.S. subsidiary, Solidigm, is reportedly exploring an initial public offering that could value the NAND flash memory unit at up to $150 billion. Sources say the company has held pitch meetings with investment banks. The IPO could raise around $15 billion and become the largest-ever U.S. s…