AIT insider transactions

VP, General Mgr-Fluid Power Hoffner Warren E Iii sold $2,448,280 worth of shares (8,000 units at $306.04), decreasing direct ownership by 16% to 40,751 units (SEC Form 4)

VP-General Counsel & Secretary Ploetz Jon S covered exercise/tax liability with 146 shares, decreasing direct ownership by 4% to 3,296 units (SEC Form 4) to satisfy withholding tax

SEC Form 4 filed by Wallace Peter C

Director Wallace Peter C sold $1,425,150 worth of shares (5,000 units at $285.03), decreasing direct ownership by 17% to 24,179 units (SEC Form 4)

VP, General Mgr-Fluid Power Hoffner Warren E Iii sold $1,170,560 worth of shares (4,000 units at $292.64), decreasing direct ownership by 8% to 48,751 units (SEC Form 4)

VP, General Mgr-Fluid Power Hoffner Warren E Iii sold $1,154,480 worth of shares (4,000 units at $288.62), decreasing direct ownership by 7% to 52,751 units (SEC Form 4)

President and CEO Schrimsher Neil A sold $5,490,274 worth of shares (19,207 units at $285.85), decreasing direct ownership by 13% to 130,528 units (SEC Form 4)

VP-Sales & Marketing-USSC Vasquez Jason W sold $1,568,028 worth of shares (5,447 units at $287.87), decreasing direct ownership by 27% to 14,491 units (SEC Form 4)

Director Pagano Robert J Jr was granted 572 shares, increasing direct ownership by 5% to 12,156 units (SEC Form 4)

Director Raver Joe Anthony was granted 572 shares, increasing direct ownership by 4% to 13,671 units (SEC Form 4)

Director Simoncic Richard J was granted 572 shares, increasing direct ownership by 62% to 1,490 units (SEC Form 4)

Director Chadwick Shelly Marie was granted 572 shares, increasing direct ownership by 19% to 3,656 units (SEC Form 4)

Director Hall Mary Dean was granted 572 shares, increasing direct ownership by 14% to 4,596 units (SEC Form 4)

Director Andrews Madhuri A was granted 572 shares, increasing direct ownership by 7% to 8,796 units (SEC Form 4)

Director Petrella Vincent K was granted 572 shares, increasing direct ownership by 3% to 21,694 units (SEC Form 4)

Director Wallace Peter C was granted 688 shares, increasing direct ownership by 2% to 29,179 units (SEC Form 4)

Director Wallace Peter C was granted 6 shares (SEC Form 4)

Director Wallace Peter C was granted 6 shares (SEC Form 4)

VP-Sales & Marketing-USSC Vasquez Jason W acquired 5,447 shares, increasing direct ownership by 38% to 19,938 units (SEC Form 4)

VP-Chief HR Officer Loring Kurt W. sold $2,276,152 worth of shares (8,523 units at $267.06), decreasing direct ownership by 31% to 19,273 units (SEC Form 4)

VP-Sales & Marketing-USSC Vasquez Jason W sold $1,941,764 worth of shares (7,466 units at $260.08), decreasing direct ownership by 34% to 14,491 units (SEC Form 4)

President and CEO Schrimsher Neil A sold $7,000,071 worth of shares (26,671 units at $262.46), decreasing direct ownership by 15% to 149,735 units (SEC Form 4)

VP-Chief HR Officer Loring Kurt W. exercised 12,100 shares at a strike of $48.19 and covered exercise/tax liability with 4,480 shares, increasing direct ownership by 38% to 27,796 units (SEC Form 4)

Chief Accounting Officer Wagner Richard M was granted 286 shares, increasing direct ownership by 41% to 988 units (SEC Form 4)

Vice President-CFO & Treasurer Wells David K. was granted 3,474 shares and covered exercise/tax liability with 1,914 shares, increasing direct ownership by 5% to 32,801 units (SEC Form 4)

VP-Chief HR Officer Loring Kurt W. was granted 2,433 shares and covered exercise/tax liability with 1,207 shares, increasing direct ownership by 6% to 20,176 units (SEC Form 4)

VP-General Counsel & Secretary Ploetz Jon S was granted 1,207 shares, increasing direct ownership by 54% to 3,442 units (SEC Form 4)

VP-Sales & Marketing-USSC Vasquez Jason W was granted 1,938 shares and covered exercise/tax liability with 1,269 shares, increasing direct ownership by 3% to 21,957 units (SEC Form 4)

VP, General Mgr-Fluid Power Hoffner Warren E Iii was granted 2,237 shares and covered exercise/tax liability with 927 shares, increasing direct ownership by 2% to 56,751 units (SEC Form 4)

President and CEO Schrimsher Neil A was granted 18,321 shares and covered exercise/tax liability with 12,303 shares, increasing direct ownership by 4% to 176,406 units (SEC Form 4)

Vice President-CFO & Treasurer Wells David K. covered exercise/tax liability with 516 shares, decreasing direct ownership by 2% to 31,241 units (SEC Form 4)

VP-Sales & Marketing-USSC Vasquez Jason W covered exercise/tax liability with 409 shares, decreasing direct ownership by 2% to 21,288 units (SEC Form 4)

VP-Chief HR Officer Loring Kurt W. covered exercise/tax liability with 365 shares, decreasing direct ownership by 2% to 18,950 units (SEC Form 4)

VP, General Mgr-Fluid Power Hoffner Warren E Iii covered exercise/tax liability with 268 shares, decreasing direct ownership by 0.48% to 55,441 units (SEC Form 4)

President and CEO Schrimsher Neil A covered exercise/tax liability with 3,218 shares, decreasing direct ownership by 2% to 170,388 units (SEC Form 4)

Director Wallace Peter C disposed of $397,636 worth of shares (1,571 units at $253.11) and acquired $397,636 worth of shares (1,571 units at $253.11), increasing direct ownership by 6% to 28,491 units (SEC Form 4)

Director Wallace Peter C was granted 10 shares (SEC Form 4)

Director Wallace Peter C was granted 9 shares (SEC Form 4)

VP-Sales & Marketing-USSC Vasquez Jason W sold $1,110,260 worth of shares (4,475 units at $248.10), decreasing direct ownership by 17% to 21,697 units (SEC Form 4)

VP-Sales & Marketing-USSC Vasquez Jason W exercised 10,000 shares at a strike of $74.55 and covered exercise/tax liability with 5,525 shares, increasing direct ownership by 21% to 26,172 units (SEC Form 4)

President and CEO Schrimsher Neil A sold $2,874,842 worth of shares (10,680 units at $269.18), decreasing direct ownership by 6% to 173,606 units (SEC Form 4)

Director Wallace Peter C was granted 684 shares, increasing direct ownership by 3% to 26,920 units (SEC Form 4)

Director Simoncic Richard J was granted 562 shares, increasing direct ownership by 158% to 918 units (SEC Form 4)

Director Raver Joe Anthony was granted 562 shares, increasing direct ownership by 4% to 13,099 units (SEC Form 4)

Director Petrella Vincent K was granted 562 shares, increasing direct ownership by 3% to 21,122 units (SEC Form 4)

Director Pagano Robert J Jr was granted 562 shares, increasing direct ownership by 5% to 11,584 units (SEC Form 4)

Director Hall Mary Dean was granted 562 shares, increasing direct ownership by 16% to 4,024 units (SEC Form 4)

Director Chadwick Shelly Marie was granted 562 shares, increasing direct ownership by 22% to 3,084 units (SEC Form 4)

Director Andrews Madhuri A was granted 562 shares, increasing direct ownership by 7% to 8,224 units (SEC Form 4)

Director Wallace Peter C was granted 6 shares (SEC Form 4)

Director Hall Mary Dean sold $605,167 worth of shares (2,200 units at $275.08), decreasing direct ownership by 39% to 3,462 units (SEC Form 4)

VP, General Mgr-Fluid Power Hoffner Warren E Iii sold $1,126,560 worth of shares (4,000 units at $281.64), decreasing direct ownership by 7% to 55,709 units (SEC Form 4)

New insider Wagner Richard M claimed ownership of 702 shares (SEC Form 3)

Director Wallace Peter C was granted 9 shares (SEC Form 4)

VP, General Mgr-Fluid Power Hoffner Warren E Iii exercised 2,325 shares at a strike of $76.27 and covered exercise/tax liability with 1,440 shares, increasing direct ownership by 2% to 59,709 units (SEC Form 4)

VP-Chief HR Officer Loring Kurt W. sold $986,660 worth of shares (4,858 units at $203.10), decreasing direct ownership by 20% to 19,315 units (SEC Form 4)

VP-Chief HR Officer Loring Kurt W. sold $703,561 worth of shares (3,366 units at $209.02), exercised 11,000 shares at a strike of $38.36 and covered exercise/tax liability with 6,142 shares, increasing direct ownership by 7% to 24,173 units (SEC Form 4)

President and CEO Schrimsher Neil A sold $4,335,170 worth of shares (21,422 units at $202.37), decreasing direct ownership by 10% to 184,286 units (SEC Form 4)

President and CEO Schrimsher Neil A sold $748,895 worth of shares (3,703 units at $202.24), decreasing direct ownership by 2% to 205,708 units (SEC Form 4)

VP-Chief HR Officer Loring Kurt W. was granted 4,263 shares and covered exercise/tax liability with 2,300 shares, increasing direct ownership by 9% to 22,681 units (SEC Form 4)