More earnings are ahead on Tuesday, with Lexmark International Inc (NYSE:LXK), Lockheed Martin Corporation (NYSE:LMT), Peabody Energy Corporation (NYSE:BTU) and RadioShack Corporation (NYSE:RSH) all reporting results from their most recently completed quarters.

Earnings

Lexmark International Inc (LXK) Earnings Estimates

Shares of Lexmark International Inc (NYSE:LXK) rose as much as 4 percent ahead of the company’s next report tomorrow. Analysts are expecting the company to report second quarter earnings of 87 cents per share on revenue of $857 million. Full-year earnings are expected to be $3.82 per share on full-year revenue of $3.5 billion.

According to Zacks, analyst estimates for the company’s second quarter have been stable over the last 60 days.

Lockheed Martin Corporation (LMT)

Analysts are expecting Lockheed Martin Corporation (NYSE:LMT) to report second quarter earnings per share of $2.20 on revenue of $11.12 million. Full-year earnings per share are projected to be $9.01 on full-year revenue of $44.9 billion.

Four of the company’s last five quarters were positive surprises. Consensus estimates for the company have remained fairly stable according to Zacks.

Peabody Energy Corporation (BTU)

Analysts are expecting Peabody Energy Corporation (NYSE:BTU) to report a loss of 4 cents per share on revenue of $1.8 billion for the second quarter of the year. For the full year, the company is expected to post losses of 20 cents per share on full-year revenue of $7.4 billion. The company’s last five reports have all been significant positive surprises.

In May rumors were circulating that activist investor Carl Icahn held a large position in Peabody Energy Corporation (NYSE:BTU). Those rumors sparked an increase in the company’s stock, although Icahn said he didn’t even own a single share of the company’s stock and wasn’t planning on buying any.

RadioShack Corporation (RSH)

RadioShack Corporation (NYSE:RSH) shares fell as much as 5 percent a day ahead of the company’s next earnings report. After the company’s last quarterly report, shares plunged, so investors may be getting out ahead of what’s expected to be bad news. Also the retail chain confirmed today that it is negotiating with investment banks to look for ways to strengthen its balance sheet.

Analysts are expecting the retail chain to report losses of 24 cents per share on revenue of $814.56 million for its June quarter. RadioShack Corporation (NYSE:RSH) has been struggling to stay afloat and has posted significant negative surprises in two of the last three quarters. Zacks indicates that analysts have lowered their expectations for the company over the last 90 days, falling from a loss of 18 cents per share to a loss of 24 cents per share.