| 2022-05-03 | HACHIGIAN KIRK S | Director | Buy | 10,000 | $70.20 | $701,950.00 | New | → |
| 2022-04-22 | Coffey Robert | EVP, Nuclear Div & CNO | Buy | 50 | $73.91 | $3,695.50 | New | → |
| 2022-03-08 | May James Michael | VP, Controller and CAO | Sell | 4,321 | $85.00 | $367,285.00 | -41.8% | → |
| 2022-01-31 | ROBO JAMES L | Chairman, President & CEO | Buy | 64,691 | $77.26 | $4,998,285.42 | +5.6% | → |
| 2022-01-28 | Kujawa Rebecca J | EVP, Finance & CFO | Buy | 7,000 | $71.83 | $502,810.00 | +15.7% | → |
| 2022-01-28 | BARRAT SHERRY S | Director | Buy | 2,000 | $71.58 | $143,150.00 | +1.8% | → |
| 2022-01-28 | LANE AMY B | Director | Buy | 700 | $71.64 | $50,148.00 | +1.9% | → |
| 2022-01-27 | Gursahaney Naren K | Director | Buy | 2,000 | $73.62 | $147,248.80 | +5.9% | → |
| 2021-12-15 | KETCHUM JOHN W | President & CEO of Sub | Sell | 12,151 | $90.29 | $1,097,113.79 | -14.3% | → |
| 2021-12-01 | Arechabala Miguel | EVP Power Generation Div-Sub | Sale+OE | 22,272 | $87.00 | $1,937,664.00 | -43.7% | → |
| 2021-12-01 | Silagy Eric E | Director, Pres & CEO of Sub | Sale+OE | 62,480 | $87.00 | $5,435,760.00 | -30.1% | → |
| 2021-11-19 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 4,545 | $88.00 | $399,960.00 | -16.2% | → |
| 2021-11-19 | Sieving Charles E | EVP & General Counsel | Sell | 12,752 | $88.00 | $1,122,176.00 | -7.6% | → |
| 2021-09-15 | KETCHUM JOHN W | President & CEO of Sub | Sell | 12,151 | $84.33 | $1,024,693.83 | -12.5% | → |
| 2021-08-16 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 4,166 | $84.00 | $349,944.00 | -12.9% | → |
| 2021-06-28 | Caplan Deborah H | EVP, HR & Corp Services | Sale+OE | 6,896 | $75.00 | $517,200.00 | -5.6% | → |
| 2021-06-15 | KETCHUM JOHN W | President & CEO of Sub | Sell | 12,155 | $73.42 | $892,420.10 | -11.1% | → |
| 2021-05-21 | Caplan Deborah H | EVP, HR & Corp Services | Sale+OE | 100 | $75.16 | $7,516.00 | - | → |
| 2021-05-11 | ROBO JAMES L | Chairman, President & CEO | Sell | 118,000 | $73.55 | $8,679,172.02 | -4.9% | → |
| 2021-05-10 | Caplan Deborah H | EVP, HR & Corp Services | Sale+OE | 39,636 | $75.17 | $2,979,449.97 | -14.0% | → |
| 2021-04-15 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 3,750 | $80.00 | $300,000.00 | -10.4% | → |
| 2021-04-15 | Silagy Eric E | - | Sell | 9,268 | $80.00 | $741,440.00 | -6.0% | → |
| 2021-04-07 | Silagy Eric E | - | Sell | 14,131 | $78.00 | $1,102,218.00 | -8.4% | → |
| 2021-04-05 | Silagy Eric E | - | Sell | 8,172 | $77.04 | $629,570.88 | -4.6% | → |
| 2021-04-01 | Silagy Eric E | - | Sell | 4,764 | $76.13 | $362,683.32 | -2.6% | → |
| 2021-03-17 | May James Michael | VP, Controller and CAO | Sale+OE | 6,031 | $75.00 | $452,325.00 | -48.2% | → |
| 2021-03-16 | Silagy Eric E | - | Sell | 895 | $76.12 | $68,127.40 | -0.5% | → |
| 2021-03-15 | Silagy Eric E | - | Sell | 28,564 | $75.63 | $2,160,217.68 | -7.3% | → |
| 2021-03-15 | KETCHUM JOHN W | President & CEO of Sub | Sell | 12,155 | $75.49 | $917,580.95 | -10.0% | → |
| 2021-03-02 | ROBO JAMES L | Chairman, President & CEO | Sell | 118,000 | $76.02 | $8,970,788.00 | -4.5% | → |
| 2020-12-22 | KETCHUM JOHN W | President & CEO of Sub | Sell | 4,000 | $74.44 | $297,760.00 | -5.1% | → |
| 2020-11-09 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 1,280 | $80.83 | $103,462.40 | -4.1% | → |
| 2020-11-02 | Sieving Charles E | EVP & General Counsel | Sale+OE | 121,096 | $74.96 | $9,077,031.59 | -24.4% | → |
| 2020-10-30 | Caplan Deborah H | EVP, HR & Corp Services | Sale+OE | 45,232 | $73.44 | $3,321,650.46 | -17.3% | → |
| 2020-10-29 | ROBO JAMES L | Chairman, President & CEO | Sale+OE | 165,860 | $74.12 | $12,293,541.47 | -6.1% | → |
| 2020-10-12 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 164 | $305.00 | $50,020.00 | -2.0% | → |
| 2020-10-08 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 167 | $300.00 | $50,100.00 | -2.0% | → |
| 2020-10-08 | CUTLER PAUL I | Treasurer | Sale+OE | 10,141 | $300.00 | $3,042,300.00 | -11.5% | → |
| 2020-09-15 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 170 | $295.00 | $50,150.00 | -2.0% | → |
| 2020-09-03 | Reagan Ronald R | EVP, Eng., Const. & ISC | Sell | 172 | $290.00 | $49,880.00 | -2.0% | → |
| 2020-09-01 | ROBO JAMES L | Chairman, President & CEO | Sale+OE | 31,622 | $276.45 | $8,741,849.49 | -4.7% | → |