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Date	Form	Description	View
3/3/2009	4	Statement of Changes in Beneficial Ownership for MORGAN WILLIAM B
2/24/2009	10-K	Annual Report
2/24/2009	8-K	Current Report
2/19/2009	4	Statement of Changes in Beneficial Ownership for Hayes Don A
2/17/2009	5	Annual Statement of Changes in Beneficial Ownership for Hayes Don A
2/17/2009	5	Annual Statement of Changes in Beneficial Ownership for Cromling John
2/17/2009	5	Annual Statement of Changes in Beneficial Ownership for PINKSTON LARRY D
2/17/2009	5	Annual Statement of Changes in Beneficial Ownership for Parks Robert
2/5/2009	SC 13G	Statement of Ownership
2/5/2009	8-K	Current Report
1/30/2009	SC 13G/A	Amended Statement of Ownership
1/7/2009	4	Statement of Changes in Beneficial Ownership for MERRILL DAVID T
1/7/2009	4	Statement of Changes in Beneficial Ownership for Hayes Don A
1/7/2009	4	Statement of Changes in Beneficial Ownership for SCHELL MARK E
1/7/2009	4	Statement of Changes in Beneficial Ownership for PINKSTON LARRY D
1/6/2009	8-K	Current Report
12/29/2008	4	Statement of Changes in Beneficial Ownership for GEORGE KAISER FAMILY FOUNDATION
12/23/2008	8-K	Current Report
12/22/2008	4	Statement of Changes in Beneficial Ownership for GEORGE KAISER FAMILY FOUNDATION
12/18/2008	4	Statement of Changes in Beneficial Ownership for GEORGE KAISER FAMILY FOUNDATION

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