NEW YORK — Stocks that moved substantially or traded heavily Tuesday on the New York Stock Exchange and the Nasdaq Stock Market:
Aetna Inc., up $3.96 to $124.97
UnitedHealth Group Inc. approached the rival health insurer about a possible takeover offer, according to the Wall Street Journal.
Coty Inc., up $5.03 to $31.08
The cosmetics and fragrance company has won an auction to buy several Procter & Gamble businesses, according to media reports.
Oshkosh Corp., down $3.59 to $46.71
The specialty truck and vehicle maker cut its full-year profit forecast, citing bad weather and delayed product launches.
Perrigo Co., up $7.95 to $191.25
Abbott Laboratories will vote its stake in Mylan N.V. in favor of that company's buyout of the rival pharmaceutical company.
Avalanche Biotechnologies Inc., down $21.83 to $17.05
Wall Street was disappointed with the biotechnology company's clinical trial results for its experimental treatment for "wet" age-related macular degeneration.
Aerie Pharmaceuticals Inc., up $6.64 to $19.91
The FDA gave the pharmaceutical company clearance to amend the key goal of a late-stage study on its eye-disease treatment.
Xoma Corp., down 2 cents to $3.66
The drug developer's potential treatment for a congenital hypoglycemia disorder received a special designation from the FDA.
Himax Technologies Inc., up 48 cents to $8.60
The semiconductor company said a key product won an award from the Photonics Industry Technology Development Association.