McDermott International, Inc stock (MDR: chart) added $3.93 to $57.89.

Nuance Communications, Inc, a provider of speech-based solutions said second quarter revenues rose 54% to $203.3 million from $132.1 million a year ago. Net income in the quarter was $26.8 million or 13 cents per diluted share compared to net loss of $1.7 million or 1 cent per share, a year ago.

Nuance Communications, Inc stock (NUAN: chart) dropped $1.33 to $19.68.

Stifel Financial Corp, a financial services holding company said first quarter revenues rose 34% to $211.5 million from $157 million a year ago. Net income in the quarter rose 38.5% $14.3 million or 81 cents per diluted share compared to net income of $8.8 million or 58 cents per share, a year ago.

Stifel Financial Corp stock (SF: chart) down 83 cents to $51.99.

TAM S.A., a Brazil-based company, which provides scheduled air transportation, said first quarter revenues rose 22.7% to $2.3 million.

TAM reached 50.0% average market share in the first quarter. Revenues per thousand flown miles increased 14.6% from a year ago. TAM’s domestic load factor increased to 70.9% compared to70.7% a year ago.

TAM S.A. stock (TAM: chart) rose 11 cents to $22.26.

The PMI Group, Inc, a provider of financial products said first quarter revenues rose 6.8% to $315.9 million from $294.5 million a year ago. Net loss in the quarter was $274 million or $3.37 per diluted share compared to net income of $102 million or $1.16 per share, a year ago.

The PMI Group, Inc stock (PMI: chart) dropped 38 cents to $5.77.

TravelCenters of America LLC travel centers operator along the North American highway system said first quarter revenues rose 42% to $1.9 billion from $1.1 billion a year ago. Net loss in the quarter was $48.5 million or $3.41 per diluted share compared to net loss of $9.6 million or $1.09 per share, a year ago.

TravelCenters of America LLC stock (TA: chart) declined 20 cents to $2.80.

Fluor Corporation, provides engineering, procurement and construction management said first quarter revenues rose 32% to $4.81 billion from $3.64 billion a year ago. Net income in the quarter increased 38.69% to $138 million or $1.50 per diluted share compared to net income of $84.6 million or 94 cents per share, a year ago.

Fluor Corporation stock (FLR: chart) surged $24.75 to $191.11.

Winn-Dixie Stores, Inc, a food retailer said third quarter sales rose 2.26% to $1.7 billion from $1.6 billion a year ago. Net income in the quarter declined 18.67% to $15.0 million or 28 cents per diluted share compared to net income of $17.8 million or 33 cents per share, a year ago.

Winn-Dixie Stores, Inc stock (WINN: chart) dropped 13 cents to $18.09.

MEMC Electronic Materials, Inc, provides wafers materials for solar panel said first quarter sales rose 12.1% to $501.4 million from $440.4 million a year ago. Net loss in the quarter was $41.8 million or 18 cents per diluted share compared to net income of $134.7 million or 58 cents per share, a year ago.

MEMC Electronic Materials, Inc stock (WFR: chart) added 51 cents to $67.96.

Website Pros, Inc, a provider Website building tools said first quarter revenues rose 88% to $30.9 million from $16.4 million a year ago. Net income in the quarter was $0.6 million or 2 cents per diluted share compared to net income of $0.6 million or 3 cents per share, a year ago.

Website Pros, Inc stock (WSPI: chart) dropped $1.28 to $8.80.