NEW YORK (AP) — Stocks that moved substantially or traded heavily Tuesday on the New York Stock Exchange and the Nasdaq stock market:
The Chemours Co., down 20 cents to $6.05
The chemicals company spun off from Dupont Co. says it is laying off about 5 percent of its workforce, or about 400 positions.
Greatbatch Inc., up $2.21 to $60.25
The medical device company received FDA approval for its Algovita spinal cord stimulation system to treat types of chronic pain.
FirstEnergy Corp., up 88 cents to $32.27
The electricity utility filed a settlement proposal with Ohio regulators in a dispute over power purchases and rate plans.
Nevro Corp., up $2.85 to $63.23
The U.S. and Trademark Office issued a ruling in favor of the medical device company in a dispute with Boston Scientific.
Kyocera Corp., up $1.25 to $47.48
Oasis Management is calling for the electronics maker to pay back more than $4 billion to investors, according to Bloomberg News.
Mattress Firm Holding Corp., up $3.43 to $52.79
The mattress company is buying competitor Sleepy's for $780 million and expects the deal to add $1 billion to its annual sales.
HF Financial Corp., up $3.06 to $19.29
Great Western Bancorp Inc. plans to acquire the regional banking company for about $140 million in a cash and stock deal.
Adaptimmune Therapeutics PLC, up 35 cents to $9.39
The biotechnology company signed a collaboration and development deal with Universal Cells Inc. for potential cancer treatments.