Chesapeake Energy (CHK) CEO, Aubrey McClendon, bought 100,000 shares of CHK at an avg price of $45.70/share on 3/06/2008 ($4.5 million worth of stock).
On 3/05/2008, Aubrey bought $400,000 shares of CHK or $18.5 million worth of stock!!
Looks like NATURAL GAS will continue its somewhat stealth run (natural gas is currently trading at $10.02 per BTU). Jim Cramer recently stated he had a $16 per BTU target on natural gas.
Full disclosure: I currently own shares of HAL and COP.