SM - SEC Form 4 insider transactions

Director Peru Ramiro G sold $834,311 worth of shares (24,553 units at $33.98), decreasing direct ownership by 27% to 65,964 units (SEC Form 4)

EVP & CFO Pursell A Wade acquired $2,937 worth of shares (184 units at $15.96) and gifted 7,500 shares, decreasing direct ownership by 2% to 398,110 units (SEC Form 4)

Director Van Kempen Wouter T. covered exercise/tax liability with 75,217 shares, decreasing direct ownership by 36% to 135,385 units (SEC Form 4)

EVP Corp Development & GC Lebeck James Barker covered exercise/tax liability with 6,791 shares and converted options into 14,698 shares, increasing direct ownership by 114% to 14,837 units (SEC Form 4)

President & COO Mcdonald Elizabeth Anne converted options into 9,690 shares and covered exercise/tax liability with 4,240 shares (SEC Form 4)

President & CEO Vogel Herbert S converted options into 28,721 shares and covered exercise/tax liability with 12,566 shares, increasing direct ownership by 3% to 536,077 units (SEC Form 4)

SVP - Bus Dev & Land Knott Kenneth J. converted options into 3,458 shares and covered exercise/tax liability with 843 shares, increasing direct ownership by 2% to 134,235 units (SEC Form 4)

Senior VP - Finance Lytle Patrick A converted options into 1,331 shares and covered exercise/tax liability with 557 shares, increasing direct ownership by 6% to 12,796 units (SEC Form 4)

EVP & CFO Pursell A Wade converted options into 11,436 shares and covered exercise/tax liability with 5,005 shares, increasing direct ownership by 2% to 405,426 units (SEC Form 4)

SEC Form 4 filed by Vice President - Controller Bennett Alan D

SEC Form 4 filed by Senior Vice President - Utah Jenkins Richard A.

SEC Form 4 filed by EVP Corp Development & GC Lebeck James Barker

SEC Form 4 filed by EVP & Chief Operating Officer Mcdonald Elizabeth Anne

SEC Form 4 filed by Senior Vice President - Texas Mckenna Blake Douglas

SVP - Bus Dev & Land Knott Kenneth J. acquired $20,642 worth of shares (831 units at $24.84), converted options into 10,184 shares and covered exercise/tax liability with 2,482 shares, increasing direct ownership by 7% to 131,620 units (SEC Form 4)

EVP & CFO Pursell A Wade converted options into 31,914 shares, covered exercise/tax liability with 12,222 shares and acquired $2,902 worth of shares (136 units at $21.34), increasing direct ownership by 5% to 398,995 units (SEC Form 4)

EVP Corp Development & GC Lebeck James Barker converted options into 11,376 shares, covered exercise/tax liability with 4,978 shares and acquired $9,025 worth of shares (276 units at $32.70), increasing direct ownership by 2,607% to 6,930 units (SEC Form 4)

Vice President - Controller Bennett Alan D converted options into 2,319 shares and covered exercise/tax liability with 668 shares (SEC Form 4)

President & CEO Vogel Herbert S acquired $13,188 worth of shares (618 units at $21.34), converted options into 55,479 shares and covered exercise/tax liability with 24,276 shares, increasing direct ownership by 7% to 519,922 units (SEC Form 4)

Senior Vice President - Utah Jenkins Richard A. acquired $12,270 worth of shares (575 units at $21.34), was granted 4,868 shares and returned $29,306 worth of shares to the company (1,186 units at $24.71), increasing direct ownership by 18% to 27,925 units (SEC Form 4)

Senior VP - Finance Lytle Patrick A acquired $21,068 worth of shares (868 units at $24.27), converted options into 5,407 shares and covered exercise/tax liability with 2,258 shares, increasing direct ownership by 50% to 12,022 units (SEC Form 4)

Senior Vice President - Utah Jenkins Richard A. sold $220,114 worth of shares (7,726 units at $28.49), decreasing direct ownership by 25% to 23,668 units (SEC Form 4)

EVP & CFO Pursell A Wade acquired $2,812 worth of shares (86 units at $32.70) and gifted 5,000 shares, decreasing direct ownership by 1% to 379,167 units (SEC Form 4)

Director Brookman Barton R Jr was granted 12,081 shares, increasing direct ownership by 82% to 26,747 units (SEC Form 4)

Director Peru Ramiro G was granted 7,982 shares, increasing direct ownership by 10% to 90,517 units (SEC Form 4)

Director Bailo Carla Jean was granted 7,982 shares, increasing direct ownership by 8% to 106,830 units (SEC Form 4)

Director Venkatraman Ashwin was granted 7,982 shares, increasing direct ownership by 394% to 10,009 units (SEC Form 4)

Director Robeson Rose M was granted 7,982 shares, increasing direct ownership by 24% to 41,363 units (SEC Form 4)

Director Quintana Julio M was granted 14,022 shares, increasing direct ownership by 15% to 109,814 units (SEC Form 4)

Director Sullivan William D was granted 12,081 shares, increasing direct ownership by 13% to 105,088 units (SEC Form 4)

Director Powers Anita M. was granted 12,081 shares, increasing direct ownership by 55% to 33,890 units (SEC Form 4)

Director Venkatraman Ashwin was granted 2,027 shares (SEC Form 4)

President & CEO Vogel Herbert S gifted 3,000 shares, decreasing direct ownership by 0.61% to 485,369 units (SEC Form 4)

EVP & CFO Pursell A Wade gifted 4,500 shares, decreasing direct ownership by 1% to 384,081 units (SEC Form 4)

EVP & Chief Operating Officer Mcdonald Elizabeth Anne was granted 29,070 shares (SEC Form 4)

VP - Chief Accounting Officer Lytle Patrick A gifted 350 shares and sold $287,500 worth of shares (6,059 units at $47.45), decreasing direct ownership by 44% to 8,005 units (SEC Form 4)

SVP - Expl., Development & EHS Lutey Mary Ellen gifted 1,000 shares, decreasing direct ownership by 0.80% to 123,831 units (SEC Form 4)

Director Robeson Rose M sold $455,000 worth of shares (10,000 units at $45.50), decreasing direct ownership by 23% to 33,381 units (SEC Form 4)

EVP & General Counsel Lebeck James Barker sold $203,844 worth of shares (4,487 units at $45.43), decreasing direct ownership by 95% to 256 units (SEC Form 4)

EVP & CFO Pursell A Wade gifted 5,000 shares, decreasing direct ownership by 1% to 388,581 units (SEC Form 4)

SEC Form 4 filed by EVP & CFO Pursell A Wade

SEC Form 4 filed by SVP - Expl., Development & EHS Lutey Mary Ellen

SEC Form 4 filed by SVP - Bus Dev & Land Knott Kenneth J.

SEC Form 4 filed by President & CEO Vogel Herbert S

SEC Form 4 filed by Vice President Marketing Gray Julie

SEC Form 4 filed by EVP & General Counsel Lebeck James Barker

SEC Form 4 filed by VP - Chief Accounting Officer Lytle Patrick A

EVP & General Counsel Lebeck James Barker acquired $21,721 worth of shares (733 units at $29.63), converted options into 5,270 shares and covered exercise/tax liability with 1,516 shares, increasing direct ownership by 1,753% to 4,743 units (SEC Form 4)

SVP - Expl., Development & EHS Lutey Mary Ellen acquired $15,599 worth of shares (474 units at $32.91), converted options into 14,932 shares and covered exercise/tax liability with 4,296 shares, increasing direct ownership by 7% to 124,831 units (SEC Form 4)

EVP & CFO Pursell A Wade acquired $2,764 worth of shares (84 units at $32.91), converted options into 35,437 shares and covered exercise/tax liability with 15,025 shares, increasing direct ownership by 5% to 393,581 units (SEC Form 4)

VP - Chief Accounting Officer Lytle Patrick A acquired $20,812 worth of shares (686 units at $30.34), converted options into 5,097 shares and covered exercise/tax liability with 1,467 shares, increasing direct ownership by 43% to 14,414 units (SEC Form 4)

Vice President Marketing Gray Julie acquired $8,641 worth of shares (303 units at $28.52), converted options into 3,089 shares and covered exercise/tax liability with 890 shares, increasing direct ownership by 8% to 34,869 units (SEC Form 4)

SVP - Bus Dev & Land Knott Kenneth J. covered exercise/tax liability with 2,653 shares, acquired $11,749 worth of shares (357 units at $32.91) and converted options into 10,888 shares, increasing direct ownership by 8% to 123,087 units (SEC Form 4)

President & CEO Vogel Herbert S acquired $12,637 worth of shares (384 units at $32.91), converted options into 59,591 shares and covered exercise/tax liability with 26,073 shares, increasing direct ownership by 7% to 488,369 units (SEC Form 4)

Director Sullivan William D was granted 3,850 shares, increasing direct ownership by 4% to 93,007 units (SEC Form 4)

Director Brand Stephen R was granted 3,850 shares, increasing direct ownership by 4% to 103,341 units (SEC Form 4)

Director Powers Anita M. was granted 3,850 shares, increasing direct ownership by 21% to 21,809 units (SEC Form 4)

Director Brookman Barton R Jr was granted 5,827 shares, increasing direct ownership by 317% to 7,666 units (SEC Form 4)

Director Peru Ramiro G was granted 3,850 shares, increasing direct ownership by 5% to 77,535 units (SEC Form 4)

Director Robeson Rose M was granted 3,850 shares, increasing direct ownership by 10% to 43,381 units (SEC Form 4)