Earnings in Focus (TER, OI, FIRE)

Teradyne, Inc. (NYSE:TER) added 1.19% to $11.89. The company said Wednesday its third-quarter net income jumped to $147.3 million or 66 cents a share, from $6.7 million, or 4 cents a share in the same period last year.

Analysts polled by FactSet Research had expected Teradyne to report earnings of 79 cents a share, and $508 million in revenue.

Over the past 52-week, the stock traded within the range of $8.09-$13.37. At current market price, the market capitalization of the company stands at $2.16 billion.

FMC Technologies, Inc. (NYSE:FTI) surged 1.52% to $73.27 after the Company said late Wednesday its third-quarter profit fell to $81.4 million, or 67 cents a share, from $92.2 million, or 73 cents a share, in the same quarter last year.

Analysts polled by FactSet Research expected the company to earn 67 cents a share on revenue of $1.01 billion. The company raised its full-year 2010 guidance to a range of $2.90 to $2.95 a share, from its previous guidance of $2.70 to $2.90 a share.

Over the past 52-week, the stock traded within the range of $46.16-$76.54. At today`s closing market price, the market capitalization of the company stands at $8.79 billion.

Sourcefire, Inc. (NASDAQ:FIRE) fell 2.36% and closed at $30.99. The company late Wednesday reported its third-quarter net income jumped to $4.2 million or 15 cents a share, from $2.7 million, or 9 cents a share, in the same quarter last year.

The company expects profit in a range of 14 cents to 16 cents a share and 16 cents to 18 cents a share on an adjusted basis while revenue is projected to come in at $37 million to $38.5 million in the fourth quarter.