Samson Oil and Gas Ltd. (AMEX: SSN) shares gained 22.6 percent to $1.90 early Thursday afternoon. Volume was 3,082,016, or more than five times its full-day volume average. The Australia-based SSN’s principal business is the exploration and development of oil and natural gas properties in the United States

Ford Motor Company (NYSE: F) traded in 65,058,288 shares Thursday, catching up to its daily average of 82,882,200. Prices for the car maker were up 0.6 percent to $18.82. F announced Thursday its Focus Electric will offer an innovative home charging station for customers that delivers several benefits for a convenient and simple experience. The unit was jointly developed with Leviton, a leading North American producer of electrical devices.

LooKSmart Ltd. (Nasdaq: LOOK) fell 13.7 percent Thursday to $1.70. Volume for the stock at 612,508 shares proved 11  times its full-day average. Thursday, LOOK projected fourth-quarter revenues in the range of $9.7 million to $9.9 million, Net income for the fourth quarter of 2010 is expected to be in the range of $0.0 million to $0.1 million.