A sell-off in the triumvirate of memory chip stocks this month—Samsung, SK Hynix and Micron Technology—has presented investors with a fresh opportunity to get exposure to the fast-growing sector. But investors buying in now have to be willing to dismiss the worries that sparked the sell-off—that ...

A sell-off in the triumvirate of memory chip stocks this month—Samsung, SK Hynix and Micron Technology—has presented investors with a fresh opportunity to get exposure to the…

Micron Technology, SK Hynix, and Samsung hit $1 trillion or more in market cap this year due to surging demand for memory chips.