was the 500k at 11:59:36 a cross?, page-14

Crossed shares or XT symbol( refer to this site for daily details of transactions. you may have to register, but it has plenty of other usefull info like on no. of options and exercise price, etc. "http://www.tradingroom.com.au/apps/qt/quote.ac?code=LNC§ion=courseofsales&submit=Go!") is basically shares transacted by the same broker for the buyer and the seller. Could be genuine between 2 seperate parties, or, between 2 related parties, as a method of price manipulation.

Hope this he;ps, if not, ask more.

Cheers.