Carbo Ceramics (CRR) Shares Cross Above 200 DMA By: Energy Stock Channel June 22, 2015 at 16:09 PM EDT In trading on Monday, shares of Carbo Ceramics Inc. (CRR) crossed above their 200 day moving average of $45.05, changing hands as high as $45.14 per share.. Read More >> Related Stocks: Carbo Ceramics S&P Oil & Gas Eqpt & Services SPDR