| 2020-09-01 | ROBO JAMES L | Chairman, President & CEO | Sale+OE | 25,212 | $277.12 | $6,986,874.10 | -2.7% | → |
| 2020-07-24 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 176 | $285.00 | $50,160.00 | -2.0% | → |
| 2020-07-24 | CUTLER PAUL I | Treasurer | Sale+OE | 8,772 | $285.00 | $2,500,020.00 | -10.1% | → |
| 2020-07-22 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 178 | $280.00 | $49,840.00 | -2.0% | → |
| 2020-07-17 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 367 | $272.51 | $100,011.10 | -2.0% | → |
| 2020-07-14 | BARRAT SHERRY S | Director | Sell | 2,200 | $256.24 | $563,728.00 | -7.6% | → |
| 2020-06-12 | ROBO JAMES L | Chairman, President & CEO | Sell | 20,000 | $248.02 | $4,960,305.28 | -0.9% | → |
| 2020-05-26 | Silagy Eric E | Director, Pres & CEO of Sub | Sell | 7,389 | $236.13 | $1,744,792.87 | -3.6% | → |
| 2020-05-01 | ROBO JAMES L | Chairman, President & CEO | Sale+OE | 70,968 | $227.05 | $16,113,442.00 | -4.9% | → |
| 2020-04-01 | SCHUPP RUDY E | Director | Sell | 1,600 | $220.20 | $352,316.94 | -1.1% | → |
| 2020-03-18 | May James Michael | VP, Controller and CAO | Sell | 921 | $210.10 | $193,502.10 | -39.3% | → |
| 2020-03-17 | Arechabala Miguel | EVP, Power Generation Division | Sell | 3,741 | $225.00 | $841,725.00 | -38.6% | → |
| 2020-03-16 | KETCHUM JOHN W | President & CEO of Sub | Sell | 10,931 | $200.55 | $2,192,193.53 | -7.5% | → |
| 2020-03-13 | PORGES DAVID L | Director | Buy | 4,000 | $220.00 | $880,000.00 | +109.4% | → |
| 2020-03-12 | CAMAREN JAMES LAWRENCE | Director | Buy | 1,000 | $212.40 | $212,400.00 | +2.9% | → |
| 2020-03-11 | CAMAREN JAMES LAWRENCE | Director | Buy | 1,000 | $243.60 | $243,600.00 | +3.0% | → |
| 2020-03-02 | ROBO JAMES L | Chairman, President & CEO | Sale+OE | 12,785 | $261.19 | $3,339,310.88 | -0.8% | → |