Excel Maritime (EXM) calls are active ahead of earnings. Dryships (DRYS) hit a high of $7.07, but was recently down 12 cents to $6.60 and to session lows on the heels of its latest profit report. Shares had gained 27.8 percent in the past three weeks and today’s weakness might be a classic “buy the rumor, sell the news”. In EXM, sentiment seems decidedly more bullish. Shares are up 19 cents to $9.07 and almost 9000 calls traded, compared to 770 puts. Looks like buyers are taking positions in Aug 11 puts (5,800 traded, 70% ask-side, and open interest of 1,819). Meanwhile, implied volatility is moving up to 92, from 87, ahead of earnings next week (Aug 5, before market).