EXCLUSIVE: SK Hynix's Solidigm weighs IPO that could value the unit at up to $150 billion, sources say ↧ ↧ EXCLUSIVE: SK Hynix's Solidigm weighs IPO that could value the uni... Chipmaker SK Hynix's Solidigm is considering an initial public offering as early as ‌next year that could value the US subsidiary at up to $150 billion, according to three people familiar with the matter.