The Alternative Investment Market (AIM) rose 4.91 points, or 0.59 percent, to 841.3 points today. It reached a high of 842.71 and a low of 836.61, up from its close of 836.39 points the previous day. attributes this uptrend to the release of US Department of Labor data that shows initial jobless benefits claims declined more than analysts expected.

Mining and energy companies were well represented among today’s top AIM gainers. For instance, Rose Petroleum (LSE:ROSE), which is focused on European oil and gas projects, increased 21.43 percent to hit GBP0.42. Similarly, diversified potash development company Sirius Minerals (LSE:SXX) saw a 20.83-percent increase, rising to GBP14.50, while Nostra Terra (LSE:NTOG), whose focus is on hydrocarbon resources, increased 18.75 percent to a price of GBP0.28.

Faring less well was New World Oil and Gas (LSE:NEW), which dropped 8 percent, to GBP0.69. The company makes investments in the oil and gas sector, particularly in Central America and Eastern Canada. Oxus Gold (LSE:OXS) also sank, dropping 7.88 percent to a price of GBP1.93. The UK-based company is focused on gold in Uzbekistan.