crude oil
Valiant up nearly a third after Ithaca deal
North Sea oil group finally concludes sale but the £203m cash-and-shares deal still left investors who held the stock since the sale announcement nursing a small loss
Talvivaara Mining caught in hard times
Protracted problems in cranking up production levels at one of Europe’s largest nickel deposits have continued to weigh on its once buoyant share price
UPDATE 4-SEC steps up probe of Chesapeake, CEO McClendon
* Shares close 2.4 percent lower
(Adds closing share price, company comment)
