Stocks that moved substantially or traded heavily Tuesday on the New York Stock Exchange and Nasdaq Stock Market:
VeriFone Systems Inc., down $2.02 at $31.92
The electronic payments company said that a jury ruled against it in a patent dispute and said it was taking an $18 million charge.
Theragenics Corp., up 32 cents at $2.08
The medical device company said that it is purchasing $10 million of its own shares in a move called a modified Dutch Auction.
FactSet Research Systems Inc., down $12.87 at $91.70
The financial information company's third-quarter profit rose, but its fourth-quarter revenue outlook was below expectations.
A123 Systems Inc., up 54 cents at $1.58
The electric car battery maker said that it had developed new lithium-ion technology that can operate in extreme heat or cold.
TeleNav Inc., down 19 cents at $5.57
The navigation software-maker could have a new competitor in Apple, which said its latest operating system has turn-by-turn navigation.
Synergetics USA Inc., down 19 cents at $4.08
The medical device maker said that its profit declined in the fiscal third quarter as the weak European economy hurt its sales.
Spirit Airlines Inc., up 66 cents at $18.60
A Citigroup analyst said that a recent sell-off of the low-cost airline's stock makes this a good time to buy its shares.
Ramtron International Corp., up 61 cents at $2.42
Cypress Semiconductor Corp. made its second takeover bid for the rival semiconductor company worth about $87.5 million.