| 2018-01-31 | JASPER N WILLIAM JR | Director | Sale+OE | 43,527 | $65.71 | $2,860,009.89 | -73.5% | → |
| 2018-01-23 | JASPER N WILLIAM JR | Director | Sale+OE | 40,000 | $64.12 | $2,564,742.38 | -71.7% | → |
| 2018-01-12 | SHERMAN MARK ANDREW | EVP, GEN. COUN. & SECRTY | Sale+OE | 10,000 | $65.00 | $650,000.00 | -16.9% | → |
| 2017-12-19 | YEAMAN KEVIN J | President and CEO | Sell | 17,590 | $62.45 | $1,098,491.52 | -9.2% | → |
| 2017-12-19 | SHERMAN MARK ANDREW | EVP, GEN. COUN. & SECRTY | Sell | 4,594 | $62.45 | $286,887.21 | -4.4% | → |
| 2017-11-30 | Borchers Bob | SVP & Chief Marketing Officer | Sale+OE | 148,361 | $62.15 | $9,221,255.66 | -42.5% | → |
| 2017-11-20 | Borchers Bob | SVP & Chief Marketing Officer | Sale+OE | 33,179 | $61.74 | $2,048,315.52 | -39.8% | → |
| 2017-11-17 | Borchers Bob | SVP & Chief Marketing Officer | Sale+OE | 116,821 | $61.15 | $7,143,901.62 | -36.8% | → |
| 2017-11-10 | CHEW LEWIS | EVP & Chief Financial Officer | Sale+OE | 17,000 | $59.55 | $1,012,319.40 | -17.4% | → |
| 2017-11-03 | Forshay Steven E | SVP, Advanced Technology Group | Sale+OE | 30,069 | $59.00 | $1,774,071.00 | -32.9% | → |
| 2017-11-02 | YEAMAN KEVIN J | President and CEO | Sell | 10,000 | $58.38 | $583,793.00 | -11.4% | → |
| 2017-10-30 | Forshay Steven E | SVP, Advanced Technology Group | Sale+OE | 9,355 | $57.86 | $541,319.59 | -13.2% | → |
| 2017-10-18 | YEAMAN KEVIN J | President and CEO | Sale+OE | 30,000 | $60.00 | $1,800,000.00 | -25.4% | → |
| 2017-10-18 | SHERMAN MARK ANDREW | EVP, GEN. COUN. & SECRTY | Sale+OE | 7,000 | $60.00 | $420,002.10 | -13.2% | → |
| 2017-10-18 | JASPER N WILLIAM JR | Director | Sell | 8,000 | $60.00 | $480,000.00 | -53.3% | → |
| 2017-10-18 | GOTCHER PETER C | Director | Sell | 9,310 | $60.00 | $558,600.00 | -16.5% | → |
| 2017-09-13 | SHERMAN MARK ANDREW | EVP, GEN. COUN. & SECRTY | Sale+OE | 14,000 | $56.25 | $787,500.00 | -12.4% | → |
| 2017-09-13 | YEAMAN KEVIN J | President and CEO | Sale+OE | 45,000 | $56.46 | $2,540,594.50 | -18.3% | → |
| 2017-08-30 | Dolby Dagmar | 10% Owner | Sell | 100,000 | $49.51 | $4,951,090.00 | -100% | → |
| 2017-08-28 | Dolby Dagmar | 10% Owner | Sell | 100,000 | $49.98 | $4,997,540.00 | -100% | → |
| 2017-08-24 | Dolby Dagmar | 10% Owner | Sell | 100,000 | $48.98 | $4,898,240.00 | -100% | → |
| 2017-08-22 | Dolby Dagmar | 10% Owner | Sell | 100,000 | $48.28 | $4,828,155.00 | -100% | → |
| 2017-08-18 | Dolby Dagmar | 10% Owner | Sell | 100,000 | $48.82 | $4,882,185.00 | -100% | → |
| 2017-08-16 | Dolby Dagmar | 10% Owner | Sell | 100,000 | $49.71 | $4,970,925.00 | -100% | → |
| 2017-08-14 | Dolby Dagmar | 10% Owner | Sell | 100,000 | $50.19 | $5,019,260.00 | -100% | → |
| 2017-08-10 | Dolby Dagmar | 10% Owner | Sell | 100,000 | $50.84 | $5,083,808.80 | -99.5% | → |
| 2017-08-08 | Dolby Dagmar | 10% Owner | Sell | 50,000 | $51.00 | $2,550,195.00 | -100% | → |