OSK insider transactions

Director Palmer Duncan sold $67,599 worth of shares (505 units at $133.86) as part of a pre-agreed trading plan, decreasing direct ownership by 1% to 39,684 units (SEC Form 4) (tax withholding)

Director Davis Douglas Lee was granted 1,110 shares, increasing direct ownership by 14% to 8,908 units (SEC Form 4)

Director Allman Keith J. was granted 1,110 shares, increasing direct ownership by 5% to 24,301 units (SEC Form 4)

Director Burns Bill was granted 1,110 shares, increasing direct ownership by 34% to 4,373 units (SEC Form 4)

Director Clayton Annette K was granted 1,110 shares, increasing direct ownership by 32% to 4,578 units (SEC Form 4)

Director Jordan Tyrone Michael was granted 1,110 shares, increasing direct ownership by 10% to 12,101 units (SEC Form 4)

Director Palmer Duncan was granted 1,110 shares, increasing direct ownership by 3% to 40,189 units (SEC Form 4)

Director Metcalf-Kupres Kimberley was granted 1,110 shares, increasing direct ownership by 6% to 20,124 units (SEC Form 4)

Director Perkins David G was granted 1,110 shares, increasing direct ownership by 16% to 7,991 units (SEC Form 4)

Director Rowland Sandra E. was granted 1,110 shares, increasing direct ownership by 9% to 13,819 units (SEC Form 4)

SVP/Chief Information Officer Khare Anupam sold $676,262 worth of shares (4,000 units at $169.07), decreasing direct ownership by 23% to 13,577 units (SEC Form 4)

SVP Bus Devl and Treasurer Verich John S gifted 115 shares, decreasing direct ownership by 2% to 7,220 units (SEC Form 4)

SVP/Chief Information Officer Khare Anupam exercised 5,156 shares at a strike of $175.52 and covered exercise/tax liability with 2,429 shares, increasing direct ownership by 18% to 17,576 units (SEC Form 4)

SVP & CHRO Nystrom Jackie Lynn exercised 509 shares at a strike of $175.52 and covered exercise/tax liability with 240 shares, increasing direct ownership by 8% to 3,489 units (SEC Form 4)

EVP, Chief Technology Officer Iyengar Jayanthi exercised 4,749 shares at a strike of $175.52 and covered exercise/tax liability with 2,072 shares, increasing direct ownership by 11% to 26,643 units (SEC Form 4)

EVP & Pres, Vocational Pack Michael E exercised 12,882 shares at a strike of $175.52 and covered exercise/tax liability with 6,056 shares, increasing direct ownership by 20% to 41,820 units (SEC Form 4)

Senior VP and Controller Freeders James C exercised 1,248 shares at a strike of $175.52 and covered exercise/tax liability with 558 shares, increasing direct ownership by 7% to 11,220 units (SEC Form 4)

President & CEO Pfeifer John C exercised 53,666 shares at a strike of $175.52 and covered exercise/tax liability with 24,943 shares, increasing direct ownership by 23% to 151,371 units (SEC Form 4)

EVP, CL&AO & Secretary Cortina Ignacio A exercised 12,882 shares at a strike of $175.52 and covered exercise/tax liability with 6,056 shares, increasing direct ownership by 14% to 54,936 units (SEC Form 4)

SVP Bus Devl and Treasurer Verich John S covered exercise/tax liability with 334 shares, exercised 1,760 shares at a strike of $122.48 and sold $185,834 worth of shares (1,050 units at $176.99), increasing direct ownership by 5% to 7,335 units (SEC Form 4)

SVP & Chief Marketing Officer Brandt Bryan K covered exercise/tax liability with 1,433 shares and exercised 3,007 shares at a strike of $175.52, increasing direct ownership by 15% to 12,260 units (SEC Form 4)

SVP Bus Devl and Treasurer Verich John S exercised 997 shares at a strike of $170.49 and covered exercise/tax liability with 496 shares, increasing direct ownership by 9% to 6,959 units (SEC Form 4)

President & CEO Pfeifer John C exercised 13,442 shares at a strike of $170.49 and covered exercise/tax liability with 6,002 shares, increasing direct ownership by 6% to 122,648 units (SEC Form 4)

Exec VP and Pres., Vocational Pack Michael E exercised 2,768 shares at a strike of $170.49 and covered exercise/tax liability with 1,301 shares, increasing direct ownership by 4% to 34,994 units (SEC Form 4)

SVP & CHRO Nystrom Jackie Lynn exercised 554 shares at a strike of $170.49 and covered exercise/tax liability with 270 shares, increasing direct ownership by 10% to 3,220 units (SEC Form 4)

Exec VP & Pres., Access Narang Mahesh was granted 3,083 shares and returned $258,463 worth of shares to the company (1,516 units at $170.49), increasing direct ownership by 7% to 24,548 units (SEC Form 4)

SVP/Chief Information Officer Khare Anupam exercised 949 shares at a strike of $170.49 and covered exercise/tax liability with 424 shares, increasing direct ownership by 4% to 14,849 units (SEC Form 4)

EVP, Chief Technology Officer Iyengar Jayanthi exercised 870 shares at a strike of $170.49 and covered exercise/tax liability with 380 shares, increasing direct ownership by 2% to 23,966 units (SEC Form 4)

Senior VP and Controller Freeders James C exercised 1,107 shares at a strike of $170.49 and covered exercise/tax liability with 495 shares, increasing direct ownership by 6% to 10,530 units (SEC Form 4)

EVP, CL&AO & Secretary Cortina Ignacio A exercised 2,372 shares at a strike of $170.49 and covered exercise/tax liability with 1,115 shares, increasing direct ownership by 3% to 48,110 units (SEC Form 4)

SVP & Chief Marketing Officer Brandt Bryan K exercised 633 shares at a strike of $170.49 and covered exercise/tax liability with 283 shares, increasing direct ownership by 3% to 10,686 units (SEC Form 4)

SVP, Finance & Treasurer Verich John S exercised 1,116 shares at a strike of $168.47 and covered exercise/tax liability with 563 shares, increasing direct ownership by 9% to 6,455 units (SEC Form 4)

President & CEO Pfeifer John C exercised 15,718 shares at a strike of $168.47 and covered exercise/tax liability with 7,019 shares, increasing direct ownership by 8% to 115,552 units (SEC Form 4)

EVP & Pres, Vocational Pack Michael E exercised 2,751 shares at a strike of $168.47 and covered exercise/tax liability with 1,317 shares, increasing direct ownership by 4% to 33,612 units (SEC Form 4)

SVP & CHRO Nystrom Jackie Lynn exercised 550 shares at a strike of $168.47 and covered exercise/tax liability with 288 shares, increasing direct ownership by 10% to 2,934 units (SEC Form 4)

SEC Form 4 filed by SVP & Pres, Transport Nordlund Steven Craig

EVP & Pres, Access Narang Mahesh exercised 3,065 shares at a strike of $168.47 and covered exercise/tax liability with 1,529 shares, increasing direct ownership by 7% to 23,085 units (SEC Form 4)

SVP, Chief Information Officer Khare Anupam exercised 1,100 shares at a strike of $168.47 and covered exercise/tax liability with 492 shares, increasing direct ownership by 4% to 14,360 units (SEC Form 4)

EVP, Chief Technology Officer Iyengar Jayanthi exercised 1,123 shares at a strike of $168.47 and covered exercise/tax liability with 517 shares, increasing direct ownership by 3% to 23,510 units (SEC Form 4)

SVP Finance & Controller Freeders James C exercised 1,226 shares at a strike of $168.47 and covered exercise/tax liability with 548 shares, increasing direct ownership by 7% to 9,946 units (SEC Form 4)

Exec. VP & CFO Field Matthew exercised 2,751 shares at a strike of $168.47 and covered exercise/tax liability with 1,318 shares, increasing direct ownership by 17% to 9,818 units (SEC Form 4)

EVP, CL&AO & Secretary Cortina Ignacio A exercised 2,593 shares at a strike of $168.47 and covered exercise/tax liability with 1,246 shares, increasing direct ownership by 3% to 46,914 units (SEC Form 4)

SVP & Chief Marketing Officer Brandt Bryan K exercised 864 shares at a strike of $168.47 and covered exercise/tax liability with 386 shares, increasing direct ownership by 5% to 10,355 units (SEC Form 4)

SVP & Chief Marketing Officer Brandt Bryan K gifted 600 shares, decreasing direct ownership by 6% to 9,877 units (SEC Form 4)

New insider Nystrom Jackie Lynn claimed ownership of 2,672 shares (SEC Form 3)

Exec. VP & CFO Field Matthew was granted 15,412 shares and returned $930,999 worth of shares to the company (7,244 units at $128.52), increasing direct ownership by 3,755% to 8,385 units (SEC Form 4)

EVP, CL&AO & Secretary Cortina Ignacio A sold $995,280 worth of shares (8,000 units at $124.41), decreasing direct ownership by 15% to 45,506 units (SEC Form 4)

Exec VP & Pres., Access Narang Mahesh was granted 10,882 shares and returned $664,720 worth of shares to the company (5,349 units at $124.27), increasing direct ownership by 35% to 21,444 units (SEC Form 4)

SVP/Chief Information Officer Khare Anupam sold $556,120 worth of shares (4,000 units at $139.03), decreasing direct ownership by 23% to 13,716 units (SEC Form 4)

SVP & Chief Marketing Officer Brandt Bryan K sold $243,058 worth of shares (1,732 units at $140.37), decreasing direct ownership by 14% to 10,459 units (SEC Form 4)

EVP, CL&AO & Secretary Cortina Ignacio A exercised 12,725 shares at a strike of $74.51 and sold $1,764,110 worth of shares (12,725 units at $138.63) (SEC Form 4)

SVP, Finance and Controller Freeders James C exercised 12,125 shares at a strike of $78.47 and sold $1,656,957 worth of shares (12,125 units at $136.66) (SEC Form 4)

SEC Form 4 filed by Exec. VP & Pres., Transport Nordlund Stephen Craig

SEC Form 3 filed by new insider Nordlund Stephen Craig

Director Clayton Annette K was granted 1,927 shares, increasing direct ownership by 130% to 3,412 units (SEC Form 4)

Director Burns Bill was granted 1,927 shares, increasing direct ownership by 150% to 3,210 units (SEC Form 4)

Director Jordan Tyrone Michael was granted 1,927 shares, increasing direct ownership by 22% to 10,814 units (SEC Form 4)

Director Rowland Sandra E. was granted 1,927 shares, increasing direct ownership by 18% to 12,709 units (SEC Form 4)

Director Palmer Duncan was granted 1,927 shares, increasing direct ownership by 5% to 38,451 units (SEC Form 4)

Director Metcalf-Kupres Kimberley was granted 1,927 shares, increasing direct ownership by 11% to 18,759 units (SEC Form 4)