| 2019-03-13 | Johnson Gary Ronald | - | Sell | 2,000 | $36.00 | $72,000.00 | -8.5% | → |
| 2019-03-11 | Engen Gerald B. Jr. | Senior Vice President | Sell | 2,877 | $36.52 | $105,074.66 | -5.6% | → |
| 2019-02-25 | KOERTNER WILLIAM A | - | Sale+OE | 2,906 | $35.04 | $101,820.55 | -0.5% | → |
| 2019-02-21 | KOERTNER WILLIAM A | - | Sale+OE | 8,559 | $35.07 | $300,150.61 | -1.4% | → |
| 2018-05-18 | KOERTNER WILLIAM A | - | Sale+OE | 10,832 | $38.69 | $419,108.79 | -1.8% | → |
| 2018-05-16 | KOERTNER WILLIAM A | - | Sale+OE | 11,768 | $39.15 | $460,752.50 | -3.7% | → |
| 2018-05-08 | Waneka Jeffrey J. | SVP and COO C&I | Sale+OE | 993 | $38.00 | $37,734.00 | -9.2% | → |
| 2018-05-03 | KOERTNER WILLIAM A | - | Sale+OE | 39,601 | $35.00 | $1,386,035.00 | -11.6% | → |
| 2018-03-20 | KOERTNER WILLIAM A | Executive Chairman | Sale+OE | 314 | $35.00 | $10,990.00 | -0.1% | → |
| 2018-03-16 | KOERTNER WILLIAM A | Chairman, President and CEO | Sale+OE | 20,978 | $35.18 | $737,913.74 | -6.3% | → |
| 2017-07-28 | Engen Gerald B. Jr. | Senior VP, CLO and Secretary | Sell | 10,000 | $32.00 | $320,000.00 | -17.2% | → |
| 2017-07-19 | Engen Gerald B. Jr. | Senior VP, CLO and Secretary | Sell | 8,790 | $31.23 | $274,469.51 | -13.1% | → |
| 2017-07-17 | Engen Gerald B. Jr. | Senior VP, CLO and Secretary | Sell | 1,210 | $31.01 | $37,523.05 | -0.9% | → |
| 2017-06-07 | Patterson William | - | Sale+OE | 3,482 | $30.10 | $104,801.58 | -14.5% | → |
| 2017-06-02 | Engen Gerald B. Jr. | Senior VP, CLO and Secretary | Sell | 10,000 | $30.00 | $300,000.00 | -12.8% | → |
| 2017-06-02 | Hartwick Kenneth Michael | - | Buy | 1,000 | $29.78 | $29,780.00 | +61.5% | → |
| 2017-05-08 | Johnson Betty R. | Senior VP, CFO and Treasurer | Sale+OE | 275 | $34.00 | $9,349.39 | -0.9% | → |
| 2017-03-14 | Engen Gerald B. Jr. | Senior VP, CLO and Secretary | Sale+OE | 19,853 | $40.41 | $802,301.42 | -20.4% | → |
| 2017-03-14 | COOPER TOD M. | SVP and COO T&D | Sale+OE | 8,412 | $38.95 | $327,627.79 | -12.4% | → |
| 2017-03-14 | Johnson Gary Ronald | - | Sale+OE | 8,000 | $40.12 | $320,935.58 | -9.9% | → |
| 2016-12-08 | Johnson Betty R. | Senior VP, CFO and Treasurer | Sale+OE | 4,000 | $38.52 | $154,082.40 | -12.6% | → |
| 2016-12-06 | Engen Gerald B. Jr. | Senior VP, CLO and Secretary | Sale+OE | 15,812 | $38.00 | $600,856.00 | -18.4% | → |
| 2016-12-06 | KOERTNER WILLIAM A | Chairman, President and CEO | Sale+OE | 8,679 | $38.01 | $329,910.49 | -2.9% | → |
| 2016-12-05 | Swartz Richard S. Jr. | COO and Executive VP | Sale+OE | 21,437 | $38.01 | $814,732.48 | -25.2% | → |
| 2016-12-05 | KOERTNER WILLIAM A | Chairman, President and CEO | Sale+OE | 10,000 | $38.15 | $381,549.84 | -1.7% | → |
| 2016-12-01 | KOERTNER WILLIAM A | Chairman, President and CEO | Sale+OE | 10,000 | $38.02 | $380,249.43 | -1.7% | → |
| 2016-11-29 | FAYNE HENRY W | - | Sale+OE | 2,760 | $38.17 | $105,335.68 | -11.0% | → |
| 2016-11-14 | Alexander Jack L. | - | Sale+OE | 8,000 | $36.06 | $288,448.80 | -31.6% | → |
| 2016-11-10 | Swartz Richard S. Jr. | COO and Executive VP | Sale+OE | 32,000 | $33.70 | $1,078,387.20 | -33.4% | → |
| 2016-11-10 | KOERTNER WILLIAM A | Chairman, President and CEO | Sale+OE | 50,000 | $33.10 | $1,655,000.00 | -5.2% | → |
| 2016-11-09 | Engen Gerald B. Jr. | Senior VP, CLO and Secretary | Sale+OE | 32,000 | $32.53 | $1,041,040.00 | -31.3% | → |
| 2016-11-03 | KOERTNER WILLIAM A | Chairman, President and CEO | Sale+OE | 10,000 | $31.00 | $310,000.00 | -3.3% | → |
| 2016-09-28 | KOERTNER WILLIAM A | Chairman, President and CEO | Sale+OE | 10,000 | $30.00 | $300,000.00 | -3.3% | → |
| 2016-09-22 | KOERTNER WILLIAM A | Chairman, President and CEO | Sale+OE | 10,000 | $29.50 | $295,000.00 | -3.3% | → |
| 2016-09-20 | KOERTNER WILLIAM A | Chairman, President and CEO | Sale+OE | 30,000 | $28.58 | $857,438.00 | -3.3% | → |
| 2016-08-18 | COOPER TOD M. | Senior Vice President | Sale+OE | 9,212 | $28.75 | $264,845.00 | -26.8% | → |
| 2016-05-10 | ALTENBAUMER LARRY F | - | Sale+OE | 8,000 | $23.97 | $191,781.60 | -28.5% | → |