| 2017-02-23 | Lavish James A. | VP, CBS, People & Performance | Sale+OE | 1,174 | $74.40 | $87,345.60 | -9.5% | → |
| 2017-02-07 | Craney Thomas J | Group Pres., Eng. Materials | Sell | 4,176 | $74.18 | $309,763.99 | -21.7% | → |
| 2017-02-03 | SALOVAARA KRISTIAN ROBERT | VP, Business Development | Sale+OE | 15,494 | $74.85 | $1,159,690.26 | -52.9% | → |
| 2017-02-03 | Pinkham Louis V. | Senior Vice President | Sale+OE | 34,948 | $75.08 | $2,623,791.00 | -64.1% | → |
| 2017-02-02 | TULLIS JAMES L L | Director | Sale+OE | 2,000 | $74.37 | $148,745.00 | -94.8% | → |
| 2016-11-21 | PANTALEONI A D | VP Envir. Health & Safety | Sale+OE | 5,000 | $74.29 | $371,460.00 | -50.6% | → |
| 2016-11-02 | Cook Donald G | Director | Sell | 1,500 | $67.70 | $101,547.15 | -42.0% | → |
| 2016-11-01 | TULLIS JAMES L L | Director | Sell | 2,789 | $68.16 | $190,087.63 | -72.1% | → |
| 2016-11-01 | LOCHNER PHILIP R | Director | Sale+OE | 2,000 | $68.26 | $136,514.60 | -85.1% | → |
| 2016-10-31 | DUPONT AUGUSTUS I | V.P., Gen. Couns. & Sec. | Sell | 3,000 | $68.29 | $204,884.40 | -3.2% | → |
| 2016-08-24 | BIGELOW E THAYER | Director | Sale+OE | 4,000 | $64.96 | $259,852.00 | -16.8% | → |
| 2016-08-19 | ELLIS BRADLEY | Senior Vice President | Sale+OE | 10,000 | $65.14 | $651,397.00 | -6.0% | → |
| 2016-08-15 | LOCHNER PHILIP R | Director | Sale+OE | 4,000 | $64.90 | $259,580.00 | -92.0% | → |
| 2016-08-12 | Craney Thomas J | Group Pres., Eng. Materials | Sell | 90 | $64.94 | $5,844.60 | -0.6% | → |
| 2016-08-11 | Pinkham Louis V. | Senior Vice President | Sale+OE | 16,576 | $65.32 | $1,082,747.64 | -56.8% | → |
| 2016-08-09 | Craney Thomas J | Group Pres., Eng. Materials | Sale+OE | 3,915 | $64.54 | $252,672.53 | -19.5% | → |
| 2016-08-02 | PANTALEONI A D | VP Envir. Health & Safety | Sale+OE | 5,000 | $62.74 | $313,712.00 | -50.6% | → |
| 2016-05-25 | Switter Edward S | Vice President - Taxes | Buy | 243 | $0.00 | - | +1.1% | → |
| 2016-05-25 | Switter Edward S | Vice President - Taxes | Sale+OE | 6,780 | $56.82 | $385,270.79 | -31.0% | → |
| 2016-05-20 | DUPONT AUGUSTUS I | V.P., Gen. Couns. & Sec. | Sell | 4,000 | $54.88 | $219,502.40 | -4.3% | → |
| 2016-05-12 | Baron Curtis A JR | Vice President, Controller | Sale+OE | 5,242 | $55.33 | $290,029.90 | -35.1% | → |
| 2016-02-23 | BIGELOW E THAYER | Director | Sale+OE | 4,000 | $48.59 | $194,347.20 | -16.8% | → |
| 2016-02-18 | Craney Thomas J | Group Pres., Eng. Materials | Sell | 3,633 | $49.23 | $178,855.13 | -19.4% | → |
| 2016-01-28 | MITCHELL MAX H | President and CEO | Buy | 6,000 | $46.10 | $276,589.20 | +7.1% | → |
| 2015-11-24 | Switter Edward S | Vice President - Taxes | Sale+OE | 3,975 | $52.57 | $208,965.75 | -24.7% | → |
| 2015-11-02 | Switter Edward S | Vice President - Taxes | Sale+OE | 3,675 | $53.30 | $195,877.50 | -24.9% | → |
| 2015-10-29 | PANTALEONI A D | VP Envir. Health & Safety | Sale+OE | 950 | $51.70 | $49,118.33 | -18.7% | → |
| 2015-05-01 | FORTE RICHARD S | Director | Sale+OE | 5,000 | $62.02 | $310,086.00 | -28.0% | → |
| 2015-02-26 | Pinkham Louis V. | Senior Vice President | Sale+OE | 400 | $69.02 | $27,607.52 | -7.1% | → |
| 2015-02-23 | Tavares Robert | Group President, Electronics | Sale+OE | 5,414 | $69.56 | $376,579.96 | -34.2% | → |
| 2015-02-23 | Craney Thomas J | Group Pres., Eng. Materials | Sale+OE | 7,708 | $69.54 | $536,032.60 | -17.8% | → |
| 2015-02-10 | BIGELOW E THAYER | Director | Sale+OE | 2,000 | $68.64 | $137,280.00 | -9.2% | → |
| 2015-02-09 | Cook Donald G | Director | Sell | 450 | $66.94 | $30,122.95 | -11.2% | → |
| 2015-02-05 | Cook Donald G | Director | Sale+OE | 6,500 | $62.38 | $405,453.75 | -61.8% | → |