Pre-Market Gainers; Clearwire up on Takeover Rumors

Clearwire CLWR +22.08% on talks about a possible buyout by Sprint. Tanzanian Royalty Exploration TRX +19.86% - the company reported yesterday a commencement of detailed resource definition and exploration drilling program on its Buckreef Gold Project in Tanzania. Golden Star Resources GSS +6.80% on heavy volume. Silvercorp Metals Inc. SVM +5.46% on rising silver prices.