Shockwave Medical — The medical device stock rose 1.6% after Johnson & Johnson announced it would buy the company for $12.5 billion.
Krispy Kreme — Shares of the doughnut chain surged 5% in premarket trading after Piper Sandler upgraded the stock to overweight from neutral.
Fox Corporation Class A — The stock rose 1% following an upgrade to buy from neutral at Seaport Research.
Western Digital — The semiconductor stock rose nearly 3.5% after an upgrade to buy from neutral by Rosenblatt Securities.
Agilent Technologies — The life sciences applications company rose more than 1% after receiving an upgrade to buy from hold at Stifel.
Persons:
Johnson, Piper Sandler, Krispy Kreme, McDonald's, Omar Mejias, Wells, Steven Cahall, Ollie's, Gro —, Rosenblatt, Daniel Arias, — CNBC's Michelle Fox, Hakyung Kim, Yun Li, Sarah Min, Jesse Pound
Organizations:
Johnson, USA, Scotts Miracle, Gro, Fox Corporation, Seaport Research, Rosenblatt Securities, Western, Technologies, Stifel
Locations:
Wells Fargo