| INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS |
| Date | Insider | Shares | Type | Transaction | Value* | | 18-May-09 | KRIMBILL H MICHAEL Director | 10,000 | Direct | Purchase at $17.95 - $17.98 per share. | $180,0002 | | 22-Aug-08 | PARKER BILLY ZANE Director | 908 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A | | 22-Aug-08 | KRIMBILL H MICHAEL Director | 908 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A | | 22-Aug-08 | PETERSON ALICE M Director | 908 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A | | 13-Aug-08 | ARMSTRONG ALAN S Officer | 5,000 | Indirect | Purchase at $27.50 per share. | $137,500 | | 11-Aug-08 | KRIMBILL H MICHAEL Director | 20,000 | Direct | Purchase at $28.49 per share. | $569,800 | | 29-May-08 | BENDER JAMES J Officer | 5,000 | Direct | Purchase at $35.26 - $35.35 per share. | $177,0002 | | 12-Mar-08 | BENDER JAMES J Officer | 3,000 | Direct | Purchase at $35.04 - $35.24 per share. | $105,0002 | | 19-Feb-08 | WILLIAMS COMPANIES INC Beneficial Owner (10% or more) | 7,000,000 | Indirect | Acquisition (Non Open Market) at $0 per share. | N/A | | 9-Jan-08 | WILLIAMS COMPANIES INC Beneficial Owner (10% or more) | 800,000 | Indirect | Disposition (Non Open Market) at $36.24 per share. | $28,992,000 | | 15-Dec-07 | KRIMBILL H MICHAEL Director | 663 | Direct | Acquisition (Non Open Market) | N/A | | 11-Dec-07 | WILLIAMS COMPANIES INC Beneficial Owner (10% or more) | 4,163,527 | Indirect | Purchase | N/A | | 6-Dec-07 | ARMSTRONG ALAN S Officer | 5,000 | Indirect | Purchase at $38.25 per share. | $191,250 | | 6-Dec-07 | KRIMBILL H MICHAEL Director | 20,000 | Direct | Purchase at $38.15 per share. | $763,000 |
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* = Where indicated, some values are estimates. 1 = Potential proceeds estimated by the filer. 2 = Estimated based on the average of multiple prices reported. 3 = Multiple dates reported. Most recent date shown. |
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