Jakks Pacific

(JAKK) - Get Report

was soaring more than 15% after the toy company reported fourth-quarter earnings of $23.2 million, or 73 cents a share, including stock-option expenses and acquisition-related costs. Revenue surged 43.3% to $238.3 million. Analysts polled by Thomson Financial were looking for 67 cents a share in earnings and sales of $218 million. Shares of the Malibu, Calif., company were rising $3.25 to $24.78.

Transmeridian Exploration

( TMY) jumped after the Houston-based driller announced, near Friday's closing bell, that its newly completed SA-5H well in Kazakhstan should reach daily field production rates of 8,000 barrels of oil by April if its performance is in line with expectations. Shares were gaining 49 cents, or 13.3%, to $4.20.

Brightpoint

( CELL) rose after a Jeffries & Co. analyst predicted that the wireless-products maker's planned acquisitions could be a boon to 2008 profits. He upped the Plainfield, Ind., company to buy from hold. Shares were up 31 cents, or 2.5%, to $12.83.

Double Eagle Petroleum

(DBLE)

stock dropped after one of its Christmas Meadows wells in northeastern Utah, drilled to a total depth of 15,760 feet, didn't yield Cretaceous-aged rock with "sufficient permeability" to be of reservoir quality. The Casper, Wyo., company, which operates and has a 31.3% working interest in the well, plans to test deeper rock formations with a bigger rig. Shares were sliding $2.33, or 11.4%, to $18.06.

Conceptus

( CPTS), whose main product is a permanent birth-control device called Essure, was downgraded to sector perform by CIBC World Markets after competitor

Cytyc

( CYTC) announced it will buy Adiana, which is also developing a permanent contraceptive treatment. Shares were falling $2.27, or 10.4%, to $19.56.

TGC Industries

(TGE) - Get Report

, which sells services to the oil and gas industry, said inclement weather ate away at fourth-quarter profits to $1.9 million, or 12 cents a share, on $20.1 million in sales. Last year, the company earned $2.5 million, or 16 cents a share, on revenue of $9.9 million. The company says it remains "optimistic for the remainder of 2007." Shares were down 88 cents, or 9.7%, to $8.20.

Farm-equipment maker

Gehl

( GEHL) stumbled after fourth-quarter continuing-operations profits totaled $4.9 million, or 40 cents a share, down from $5.8 million, or 46 cents a share, a year ago. Sales inched up to $103.6 million from $102.4 million a year ago. The West Bend, Wis., company was down $2.16, or 7.5%, to $26.52.

National Medical Health Card Systems

( NMHC) swung to a loss of $121,000, or 2 cents a share, for the quarter ended Sept. 30, from year-ago profits of $1.3 million, or 24 cents a share. The Port Washington, N.Y., pharmacy-benefits manager said it found errors that ultimately boosted its fiscal first-quarter bottom line by $245,000. Sales, however, decreased 12.1% to $188.7 million. Shares were sinking 65 cents, or 4.7%, to $13.20.

Cosmetic-surgery products maker

Palomar Medical Technologies

( PMTI) slumped after it was denied a change-of-venue request in a patent infringement suit that's currently being conducted in the U.S. District Court for the Eastern District of Texas. The suit was brought by

Candela

( CLZR). Palomar had wanted a transfer to Massachusetts. Its stock was slipping 86 cents, or 2%, to $42.58. Candela shares were recently losing a dime, or 0.9%, to $10.91.

Keane

( KEA) was lower after the

Securities and Exchange Commission

asked for documents related to its stock option grants and practices. The Boston-based information-technology company was down 29 cents, or 2.1%, to $13.81.