Gold Resource Corp (NYSEMKT:GORO) has released a reserve study for its La Arista underground mine on its El Aguila project in Mexico, showing proven and probable reserves of 381,400 ounces of gold equivalent at an average grade of 8.76 grams per tonne (g/t). Gold Resource Corporation (NYSEMKT:GORO) shares after opening at $4.36 moved to $4.39on last trade day and at the end of the day closed at $4.09. Company price to sales ratio in past twelve months was calculated as 1.76 and price to cash ratio as 14.77. Gold Resource Corporation (NYSEMKT:GORO) showed a negative weekly performance of -11.85%.
Samson Oil & Gas Limited (ADR) (NYSEMKT:SSN) has agreed to farm out a total of 31.25% of its working interest in its Hawk Springs Project to three other companies. Samson agreed to farm out 25% of its interest to one company effective April 28 and will be farming out another 6.25% to two other companies on substantially identical terms.Samson Oil & Gas Limited (ADR) (NYSEMKT:SSN) shares fell -2.90% in last trading session and ended the day on $0.331. SSN return on equity ratio is recorded as -20.50% and its return on assets is -18.30%. Samson Oil & Gas Limited (ADR) (NYSEMKT:SSN) yearly performance is -34.00%.
For the twelve months ended December 31, 2013 ZaZa Energy Corp (NASDAQ:ZAZA) reported total revenues and other income of $8.9 million as compared to $205.2 million in the comparable 2012 period. The prior year period included $195.6 million in other income related to the gain on the dissolution of our joint venture with the Hess Corporation and the related division of assets. The gain of $195.6 million consisted of a step up in oil and gas property to a fair value of $117 million, a write-off of $5.4 million in working capital and cash of $84 million.ZaZa Energy Corp (NASDAQ:ZAZA) shares moved up 4.31% in last trading session and was closed at $0.445, while trading in range of $0.41 – $0.45. ZaZa Energy Corp (NASDAQ:ZAZA) year to date (YTD) performance is -53.13%.
Ceres, Inc. (NASDAQ:CERE), an agricultural biotechnology and seed company, is expanding its current research activities in Mexico. Ceres Inc. (NASDAQ:CERE) weekly performance is -9.38%. On last trading day company shares ended up $0.580. Ceres Inc. (NASDAQ:CERE) distance from 50-day simple moving average (SMA50) is -36.35%. Analysts mean target price for the company is $4.00.