Micron Technology (MU) - Shares were down about 4% Monday morning following a report the Chinese government found cybersecurity issues related to Micron's products. Chinese officials have asked its infrastructure operators not to buy Micron products.

Rocket Companies (RKT) - A play on interest rates. Last week Fed Funds Futures rates showed more conviction by institutions the Federal Reserve will pause interest rate hikes by July. As a mortgage company, Rocket Companies is among the most sensitive publicly-traded companies tied to the interest-rate cycle.

Dollar Tree (DLTR) - A play on consumers being more (or potentially less) focused on cost savings. Dollar Tree will report quarterly results on Thursday before market open.

Leidos Holdings (LDOS) - Shares appeared unaffected Monday morning despite news (as highlighted in a William Blair research report) NASA awarded its second human lunar lander contract to a team led by Jeff Bezos’s Blue Origin. Leidos’ subsidiary, Dynetics, was pursuing this contract with partner Northrop Grumman (NOC).

Ironwood Pharmaceuticals (IRWD) - Shares were down about 7% following news the company offered to acquire VectivBio (VECT) in about a $1 billion deal. Shares of Vectiv were up 35% on the news.