Top Narrow Based Indexes For September 8

By 10:00 am, the Dow Jones Industrial Average was down 34.36 points, or 0.30%, to 11,380.50, while the broader Standard & Poor's 500 index had dropped 6.54 points, or 0.55%. The NASDAQ composite index fell 11.00 points, or 0.43%. Some of the narrow based indexes that are still afloat in the markets are Biomanufacturing and Testing Stocks, which have gained 4.6%, Gold and Silver Stocks, up 1.6%, and Canadian Mining Stocks, moving 1.5% higher as a group. In Tickerspy's Biomanufacturing and Testing complex, Caliper Life Sciences Inc CALP had surged 41.2%. PerkinElmer Inc PKI announced its plans to acquire Caliper Life Sciences for $10.50 per share. The best performing Tickerspy Gold and Silver stock has been Exeter Resource Corporation XRA, which was up 5.8%. XRA had $81.39 million in total cash and no debt for the latest quarter. Mag Silver Corporation MVG is today's leading Tickerspy's Canadian Mining stock, gaining 4.7%. MVG shares have surged 38.81% over the past 52 weeks, while the S&P 500 index has gained 9.08% in the same period.