NEW YORK (AP) - Stocks that moved heavily or traded substantially Monday:
Oracle Corp., up $2.46 to $59.46.
TikTok’s owner chose the software giant to help keep the popular video-sharing app running in the U.S.
Pfizer Inc., up 94 cents to $37.01.
The drug developer and partner BioNTech plan to expand their study of a potential COVID-19 vaccine.
Nvidia Corp., up $28.31 to $514.89.
The graphics chip maker plans to buy Arm Holdings in a deal worth up to $40 billion.
Seattle Genetics Inc., up $21.82 to $171.79.
The biotechnology company is collaborating with Merck to develop cancer treatments.
Immunomedics Inc., up $41.40 to $83.65.
Gilead Sciences is buying the cancer drug specialist for $21 billion.
Scientific Games Corp., up $7.46 to $26.43.
A group of investors will acquire a 34.9% stake in the gambling products and services company.
Marathon Oil Corp., down 7 cents to $4.40.
OPEC cut its forecasts and sees lower oil demand because of difficulty containing the spread of the virus pandemic.
Hologic Inc., down $1.39 to $60.65.
The medical diagnostics and imaging systems company is raising $950 million in a private debt offering.
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