NEW YORK (AP) -- Stocks that moved substantially or traded heavily Wednesday on the New York Stock Exchange and the Nasdaq Stock Market:
Hewlett-Packard Co., up $2.27 to $27.36
The second-largest maker of PCs topped Wall Street's quarterly expectations for revenue and posted a $1.4 billion profit.
Valero Energy Corp., up $1.62 to $45.97
Oil refiners may be more relieved that anyone to see the falling price of crude, which can mean fatter profit margins.
Tilly's Inc., down $3.88 to $12
The retailer reported disappointing quarterly sales and painted a bleak picture for its holiday shopping season.
Infoblox Inc., down $12.88 to $32.08
The network equipment maker issued a disappointing outlook despite better-than-expected quarterly net income and revenue.
Crocs Inc., up 30 cents to $13.84
The shoe company is reportedly in discussions with buyout firms to sell off a minority stake and turn the company around.
Analog Devices Inc., down $1.38 to $48.54
A seasonal slowdown could cut into revenue, the chipmaker warned, sending shares down despite a surprisingly strong quarter.
Tivo Inc., down 58 cents to $12.66
The digital recording service's net income guidance for the current quarter disappointed some on Wall Street and it was downgraded by Evercore.