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SINA (SINA) volatility at 79; shares near 14-month low Dec 19, 2011 11:11AM
SINA (SINA) volatility flat as shares trend lower Dec 2, 2011 08:21AM
Stocks with implied volatility movement; SINA CIEN Oct 13, 2011 07:13AM
SINA (SINA) October volatility elevated at 129 on sharp sell off Sep 29, 2011 11:23AM
SINA (SINA) volatility increased on sharp share price sell off Sep 21, 2011 08:57AM


Sep 2, 2011 11:11AM SINA (SINA) volatility elevated at 72 on wide price movement
Aug 22, 2011 07:35AM Stocks with implied volatility movement; AMR SINA
Jul 13, 2011 01:59PM SINA (SINA) volatility flat at 76 on wide price movement
Jul 12, 2011 07:37AM Stocks with implied volatility movement; SODA SINA
Jul 8, 2011 07:29AM Stocks with implied volatility movement; YRCW SINA
Jul 5, 2011 08:51AM SINA (SINA) volatility elevated on wide price movement
Jun 27, 2011 08:40AM SINA (SINA) volatility elevated at 78 on wide price movement
Jun 24, 2011 07:09AM Stocks with implied volatility movement; SINA GOOG
Jun 9, 2011 11:53AM SINA (SINA) volatility and volume elevated as shares trend lower
Jun 8, 2011 07:11AM Stocks with implied volatility movement; SINA WFC
Mar 2, 2011 02:35PM SINA (SINA) calls active on flat volatility after sharp sell off on downgrade
Nov 16, 2010 11:41AM SINA Corp (SINA) volatility increases into EPS and outlook
Mar 2, 2010 08:10AM SINA Corp (SINA) volatility flat into EPS and Outlook