Friday's Put/Call Ratio Leaders (ACOR, IT, RDC, GGB, BID)

Here is a quick peek at stocks that have abnormally high daily put/call ratios today relative to their average…. 1. Acorda Therapeutics Inc. ACOR 2,963 puts, 35 calls 2. Gartner Inc. IT 2,961 puts, 37 calls 3. Rowan Companies Inc. RDC 3,046 puts, 122 calls 4. Gerdau SA GGB 5,045 puts, 217 calls 5. Sotheby's BID 2,547 puts, 215 calls