Krispy Kreme, Palo Alto, Con-Way, Sun Life Financial are big market movers

Stocks that moved substantially or traded heavily Wednesday on the New York Stock Exchange and the Nasdaq Stock Market:

NYSE

Krispy Kreme Doughnuts Inc. (KKD), down $2.08 to $15.65

The doughnut maker reported disappointing second-quarter earnings and revenue and moved to cut its full-year profit guidance.

Palo Alto Networks Inc. (PANW), up $12.23 to $177.40

The security software maker reported a surge in fiscal fourth-quarter revenue as its customer base and billings increased.

Con-Way Inc. (CNW), up $12.01 to $47.54

XPO Logistics Inc. is buying the transportation and logistics company in a deal worth about $3 billion, including debt.

Sun Life Financial Inc. (SLF), up $1.05 to $32.04

The financial services company is buying insurance company Assurant Inc.'s employee benefits business for $975 million.

Platform Specialty Products Corp. (PAH), down 63 cents to $17.20

Alent PLC shareholders approved the chemical product company's buyout offer and the deal is expected to close by early 2016.

Nasdaq

Lululemon Athletica Inc. (LULU), down $10.51 to $53.54

The yoga apparel maker reported positive fiscal second-quarter profit and revenue, but it gave a mixed fiscal outlook.

Seagate Technology PLC (STX), down 88 cents to $49.22

The disk maker said it plans to cut about 2 percent of its workforce, or 1,050 jobs, as part of a restructuring program.

Dermira Inc. (DERM), up 36 cents to $26.43

The biotechnology company presented positive results from a preclinical study focusing on a potential acne treatment.