Short Term VIX Futures Growing St 43% Per Year—At Least

 | Jun 29, 2012 03:28AM ET

Last week the new volume records .  While volume is interesting, I think the real story is the open interest of VIX futures contracts. Is the volume just churn, or are VIX futures contracts being created or eliminated?   Since raw volatility is tough to buy, VIX futures market makers must buy other things, like SPX options to hedge the VIX contracts they create—so there is the potential to influence other markets.
 
The chart below shows the open interest and volume of the combined first and second month short term VIX futures from their beginnings in 2004.