| Individual/Entity | Most Recent Trans. | Shares Owned as of Trans. Date |
|---|
CASSIDY FRANK Director | Acquisition (Non Open Market) May 9, 2013 | 35,331 May 9, 2013 | DEIDIKER JIM D Officer | Acquisition (Non Open Market) Feb 27, 2013 | 27,952 Feb 27, 2013 | FUSCO JACK A Officer | Acquisition (Non Open Market) Feb 27, 2013 | 412,264 Feb 27, 2013 | GERMEROTH GARY M Officer | Acquisition (Non Open Market) Feb 28, 2012 | 41,258 Feb 28, 2012 | HILL THAD Officer | Acquisition (Non Open Market) Feb 27, 2013 | 172,149 Feb 27, 2013 | HINCKLEY ROBERT C Director | Acquisition (Non Open Market) May 9, 2013 | 36,563 May 9, 2013 | HOFMANN MICHAEL WILLIAM Director | Ownership Statement May 9, 2013 | 4,362 May 9, 2013 | LSP CAL HOLDINGS I, LLC Beneficial Owner (10% or more) | Sale Apr 15, 2013 | 15,460,255 Apr 15, 2013 | LSP CAL HOLDINGS II, LLC Beneficial Owner (10% or more) | Disposition (Non Open Market) Sep 22, 2011 | 20,018,356 Sep 22, 2011 | LUMINUS ENERGY PARTNERS MASTER FUND, LTD. Beneficial Owner (10% or more) | Sale Apr 15, 2013 | 5,800,640 Apr 15, 2013 | MERRITT DAVID C Director | Acquisition (Non Open Market) May 9, 2013 | 26,375 May 9, 2013 | MILLER W. THADDEUS Officer | Disposition (Non Open Market) May 6, 2013 | 126,980 May 6, 2013 | MORELAND W BENJAMIN Director | Acquisition (Non Open Market) May 9, 2013 | 35,331 May 9, 2013 | MOSBACHER ROBERT A JR Director | Acquisition (Non Open Market) May 9, 2013 | 30,302 May 9, 2013 | OBERNDORF WILLIAM E Director | Acquisition (Non Open Market) May 14, 2012 | 77,540,525 May 14, 2012 | OLEARY DENISE M Director | Acquisition (Non Open Market) May 9, 2013 | 35,331 May 9, 2013 | RAUF ZAMIR Officer | Acquisition (Non Open Market) Feb 27, 2013 | 93,810 Feb 27, 2013 | RYAN J. STUART Director | Acquisition (Non Open Market) May 9, 2013 | 43,081,560
May 9, 2013 | SPO ADVISORY CORP Beneficial Owner (10% or more) | Sale May 5, 2013 | 43,037,908
May 5, 2013 | VEGA ASSET PARTNERS LP Beneficial Owner (10% or more) | Sale Apr 15, 2013 | 1,702,250 Apr 15, 2013 |
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