Kioxia, Samsung reap benefits of spending surge, but investors start to doubt staying power A Micron memory chip.
Kioxia, Samsung reap benefits of spending surge, but investors start to doubt staying power A Micron memory chip. Strong investment in data centers has seen profits at memory makers soar. (Photo by Shintaro Ino) TOKYO -- Five leading global memory chip suppliers logged higher total operating and net profits than five big U.S. tech companies for the first time last quarter, as investment in artificial intelligence fuels chip demand that is outpacing supply for now.