SPF - Unusual Call Purchase into Earnings

The company has traded over 7,000 options today in the first 15 minutes on total daily average option volume of 622. Further, every contract has been call purchases. The Company Tab snapshot is in the article.

Essentially the entire volume is a 5,000 lot of Mar 5 calls and 1,500 Jun 5 calls. Note earnings are in one day. The Option Tab snapshots is in the article.

Note the small OI relative to the trade size.

Details, trades, prices here:
http://livevol.blogspot.com/2010/02/spf.html

 

interesting...doesn't that mean that someone is also short those calls?

 

the OI is much smaller than the volume - these are opening purchases...