Aug 5, 2011 08:16AM Proshares UltraShort 20+ Year Treasury ETF (TBT) put volatility elevated as credit markets rally

Aug 3, 2011 08:49AM Proshares UltraShort 20+ Year Treasury ETF (TBT) volatility elevated at 35

Aug 2, 2011 01:07PM Proshares UltraShort 20+ Year Treasury ETF (TBT) volatility flat as rates move lower

Jul 20, 2011 07:13AM Stocks with implied volatility movement; TBT TLT

Mar 8, 2011 08:06AM Proshares UltraShort 20+ Year Treasury ETF (TBT) volatility flat at 33

Dec 29, 2010 03:22PM Proshares UltraShort Barc 20 Year Treasury ETF (TBT) January put volatility decreases after seven year auction

Dec 16, 2010 08:53AM Proshares UltraShort Barc 20 Year Treasury ETF (TBT) volatility flat, as ETF and treasury's rally

Dec 15, 2010 01:47PM Proshares UltraShort Barc 20 Year Treasury ETF (TBT) volatility elevated as ETF rallies on tax cut bill

Dec 9, 2010 08:50AM ProShares UltraShort 20+ yr Trsry (TBT) volatility elevated at 37 on sharp bond movement

Nov 10, 2010 08:17AM Proshares UltraShort Barc 20 Year Treasury (TBT) volatility flat as ETF trends higher

Sep 10, 2010 08:29AM Proshares UltraShort Barc 20 Year Treasury (TBT) volatility elevated at 35

Aug 26, 2010 02:31PM Proshares UltraShort Barc 20 Year Treasury (TBT) volatility elevated at 41; ETF at record low

Jul 19, 2010 09:18AM Proshares UltraShort Barc 20 Year Treasury (TBT) volatility flat; ETF near record low

Jun 23, 2010 12:31PM Proshares UltraShort Barc 20 Year Treasury ETF volatility increases as rates move lower

May 5, 2010 02:24PM Proshares UltraShort Barc 20 Year Treasury ETF (TBT) options active

Mar 24, 2010 02:51PM Proshares UltraShort Barc 20 Year Treasury (TBT) calls active as bond sell off

Feb 3, 2010 01:55PM Proshares UltraShort Barc 20 Year Treasury ETF (TBT) volatility low