Stocks that traded heavily or had substantial price changes Monday:
Seagen Inc. up $25.04 to $197.65.
Pfizer is buying the biotechnology company for $43 billion.
KeyCorp, down $4.28 to $11.38.
Regional banks fell amid fears over their strength following the collapse of Silicon Valley Bank and Signature Bank.
Illumina Inc., up $32.93 to $226.94.
Activist investor Carl Icahn is reportedly launching a proxy fight at the genetic testing tools company.
Insulet Corp., up $23.08 to $303.44.
The medical device company will replace SVB Financial Group in the S&P 500.
Qualtrics International Inc., up $1.13 to $17.68.
Silver Lake is buying the software company for about $12.5 billion.
Provention Bio Inc., up $17.40 to $24.10.
Pharmaceutical giant Sanofi is buying the biopharmaceutical company.
Newmont Corp., up $2.96 to $45.12.
The gold producer rose along with a jump in prices for the precious metal.
Phillips 66, down $5.70 to $95.52.
Energy companies slipped along with crude oil prices.
Sourse: abcnews.go.com
