Shares of the following companies had unusual moves in U.S. trading. Stock symbols are in parentheses, and prices are as of 4 p.m. in New York.
Big Lots Inc. (BIG US) fell 8 percent, the most in the Standard & Poor’s 500 Index, to $31.56. The closeout retailer was downgraded to “neutral” from “overweight” by JPMorgan Chase & Co.
Carnival Corp. (CCL US) fell 4.5 percent to $33.19, the lowest price since Feb. 12. The cruise ship operator said third- quarter earnings will be as low as $1.43 per share. Analysts on average forecast earnings of $1.51 per share, according to a survey by Bloomberg.
EnteroMedics Inc. (ETRM US) rose the most in the Russell 2000 Index, surging 108 percent to 60.5 cents. The maker of an implantable weight-loss device said a study of its Maestro system showed “meaningful weight loss” in obese patients.
Jefferies Group Inc. (JEF US) climbed 5.7 percent, the most since Sept. 22, to $24.17. The New York-based securities firm that specializes in mid-sized companies reported second-quarter net income was $84.8 million, or 41 cents a share. Jefferies was expected to report a profit of 34 cents, the average of seven analysts surveyed by Bloomberg.
Lincare Holdings Inc. (LNCR US) gained 5.2 percent, the most since Sept. 16, to $32.35. The provider of oxygen services for patients said its board approved the initiation of a dividend payable at an annual rate of 80 cents a share. The first quarterly dividend will be paid on July 29 to stockholders of record as of July 15.
Molecular Insight Pharmaceuticals Inc. (MIPI US) fell 7.2 percent to $1.67 the lowest price since June 17. The biopharmaceutical company said debt restructuring talks will continue after it received a third extension of its waiver agreement with bondholders and it expects to conclude discussions before the waiver expires on July 2.
Patriot Coal Corp. (PCX US) slumped 17 percent, the most since March 2009, to $13.48. The fourth-largest eastern U.S. coal company is permanently closing the Harris No. 1 mine near Wharton, West Virginia, because of sudden adverse geologic conditions.
Pioneer Natural Resources Co. (PXD US) fell 5.7 percent to $66.97, the biggest decline since June 4. The oil and gas company may sell a 45 percent stake in the Eagle Ford shale gas field in south Texas to Reliance Industries, the Financial Times reported yesterday.
Walgreen Co. (WAG US) declined 6.5 percent, the most since December 2008, to $28.17. The largest U.S. drugstore chain posted fiscal third-quarter profit of 53 cents a share before some Medicare costs and other items, missing the 58 cent average estimate of analysts surveyed by Bloomberg.
Rite Aid Corp. (RAD US) declined 2.9 percent to $1.01. cents.