United Therapeutics Corp. (UTHR: chart), biotech drug developer, said that its net income grew to $55.5 million, or $2.42 per share, from $29.4 million, or $1.14 per share, in the year-ago period. The company attributed its earnings performance in the latest quarter to a tax benefit of $47.7 million. Revenue climbed 55% to $45.8 million versus $29.6 million a year ago.

Keefe Bruyette & Woods (KBW: chart), public investment firm, said that its fourth-quarter profit tripled and increased to $25.4 million, or 87 cents per share, compared with $7.34 million, or 26 cents per share a year earlier. Revenue rose 32% to $120.2 million from $91.1 million a year ago on increased investment banking revenue, commissions and investment and advisory fees.

Toro Co. (TTC: chart), lawn mower maker, said that its first-quarter net income increased 29% to $18.5 million, or 44 cents per share, compared with $14.3 million, or 32 cents per share, in the year-earlier period. Sales climbed 2.5% to $379.1 million against $369.6 million in the year ago period.

Tefron Ltd. (TFR: chart), intimate apparel maker, reported a fourth-quarter net profit of $4.67 million, or 22 cents a share. In the same quarter last year, the company posted a net loss of $2.22 million, or 12 cents a share. Revenue climbed to $50 million from $46 million in the same period a year earlier.

CBRL Group Inc. (CBRL: chart), operator of Cracker Barrel Old Country Store Restaurants, said that its second-quarter earnings increased to $102.5 million, or $2.88 per share, compared with a year-ago profit of $30.8 million, or 61 cents per share. On a continuing operations basis the company earned $20.5 million, or 60 cents per share, in the latest quarter. Revenue climbed 4% to $612.1 million versus $586.7 million a year earlier.

Fossil Inc. (FOSL: chart), watch and accessory company, earned $38.2 million, or 55 cents per share, in the fourth quarter, according to preliminary data. Because there is a chance that net income for past periods may be restated, the company did not provide a comparison to year-ago figures. Sales jumped 20.5% to $390.8 million against $324.2 million a year earlier.

Wal-Mart Stores Inc. (WMT: chart), retail stores operator, reported fourth-quarter net income rose 9.8% on 11% higher revenue. Earnings from continuing operations rose 8.8%. For the quarter the company earned $3.94 billion, or 95 cents per share, compared with $3.59 billion, or 86 cents per share, a year earlier. Earnings from continuing operations were 95 cents compared with 87 cents. Total revenue was $99.08 billion against $89.25 billion last year. Sales climbed 11% to $98.09 billion against $88.42 billion a year ago.

Ituran Location and Control Ltd. (ITRN: chart), provider of stolen vehicle recovery and tracking services, said that its fourth-quarter profit increased 41.3% to $5.2 million, or 22 cents per share, compared with $3.7 million, or 16 cents per share, a year earlier. The fourth-quarter revenue climbed 23.4% to $29 million, driven by an increase in subscriber numbers.