Amgen — The biopharma stock jumped 6.2% after Morgan Stanley upgraded Amgen to overweight from equal weight, saying Amgen is "largely derisked" and provides defensiveness for investors.
Walgreens' rally came after the company announced an acquisition of healthcare firm CareCentrix.
Leggett & Platt — Shares dropped 7.3% after the industrial manufacturer cut its full-year sales and earnings guidance, citing rising inflation and challenging economic conditions.
Zscaler — The cloud security stock dropped 5% after Zscaler announced the resignation of company president Amit Sinha.
ON Semiconductor , Qualcomm — Semiconductor stocks continued their decline on Tuesday after the Biden administration on Monday announced new restrictions on exports to China.