FSYS has easily surpassed Wall Street's quarterly earnings estimates in the past 4 quarters. The company put together an average surprise of approximately 147% in that time. Most recently, it announced earnings per share that soared past expectations by more than 217% in its third quarter. Revenue jumped 62% to $105.5 million, due to strong performances in its OEM and aftermarket transportation markets segments.

The Pantry, Inc. (PTRY) announced fiscal fourth-quarter results on Nov 20, which included earnings per share of $1.03 that topped the consensus by almost 29%. The operator of convenience stores has now beat analysts' expectations for 3 consecutive quarters, amassing an average surprise of more than 66%. Total revenues increased 24.5% year over year to $2.5 billion. The quarter's results benefited from higher gas prices.

Shares of PTRY slipped after its fiscal fourth-quarter report, but rose 38.1% last week, which made it a top-performing Zacks #1 Rank company. Earnings estimates for the year ending September 2009 are up 27% in the past 2 months, including a gain of 9.4% in just the past 7 days.

Earnings estimates on Ladish Co., Inc. (LDSH) have been on the rise for both this year and next. Over the past 2 months, expectations moved higher by 7.7% and 5.4%, respectively. Meanwhile, the past month has seen gains of 1.9% and 1.1%. Analysts currently expect profit to grow approximately 29% next year compared to the year before. LDSH made the Zacks #1 Rank Top Performers List last week with a gain of 33.2%.

In late October, LDSH announced its third-quarter results. Earnings per share of 70 cents easily exceeded the year-earlier result of 45 cents, while also eclipsing the consensus by more than 37%. Sales moved forward 15% to $121 million from $105 million. LDSH is a leading producer of metal components for the jet engine, aerospace and general industrial markets.

Analysts still expect JetBlue Airways Corporation (JBLU) to report a loss for this year, though it has narrowed significantly over the past 2 months to the current loss estimate of (5 cents) from (22 cents). Furthermore, analysts expect a profit for next year, which has advanced almost 700% in 2 months and 7.7% in the past 7 days. With shares that gained 32%, JBLU was a top-performing Zacks #1 Rank company for the week ended Nov 28. In addition, JBLU was featured in last week's Zacks Industry Rank Analysis.

In late October, JBLU reported a loss of 2 cents per share for its third quarter, which was narrower than analysts' expected loss of 5 cents. Operating revenues jumped 17.9% to $902 million from $765 million a year earlier. The discount carrier sees continued strength in its bookings for the near-term, despite the challenging economic conditions.

Thoratec Corporation (THOR) gained 24.8% last week, which helped the medical devices company find a place on the Zacks #1 Rank Top Performers List. It was announced last week that THOR would replace Dun & Bradstreet on the S&P MidCap 400 index. Earnings estimates for this year are up 21% over the past month, and analysts currently expect next year's profit to improve over this year by more than 15%.

During its third-quarter report from late October, THOR raised its revenue and earnings guidance for 2008, thanks to continued adoption of its HeartMate II LVAS (Left Ventricular Assist System) for bridge-to-transportation. For the quarter, earnings per share soared past the consensus and year-ago result, while revenues jumped 44% to $80.8 million from $56.1 million.