Stocks may move to the downside in early trading on Thursday, giving back ground after moving mostly higher over the course previous session. The major index futures are currently pointing to a lower open for the , with the S&P 500 futures down by 0.4 percent.A steep drop by shares of Oracle (ORCL) is likely to weigh on Wall Street, as the software giant is plunging by 13.1 percent in pre-market trading.The slump by Oracle comes after the company reported fiscal second quarter earnings that exceeded analys ...