| Dec 31, 2018 AForm 4 → | Jan 2, 2019, 2:59 pm EST | CABOT MICROELECTRONICS CORPCCMP | 116 | $81.05 | $9,408 | 7,367 | — | plan? |
| Dec 12, 2018 DForm 4 → | Dec 14, 4:10 pm EST | CABOT MICROELECTRONICS CORPCCMP | 541 | — | — | 7,251 | — | plan? |
| Dec 11, 2018 MForm 4 → | Dec 13, 11:01 am EST | CABOT MICROELECTRONICS CORPCCMP | 21,496 | $61.52 | $1,322,516 | 15,027 | — | plan? |
| Dec 10, 2018 SForm 4 → | Dec 13, 11:01 am EST | CABOT MICROELECTRONICS CORPCCMP | 26,934 | $95.77 | $2,579,591 | 7,792 | −77.6% | plan? late |
| Dec 10, 2018 MForm 4 → | Dec 10, 5:38 pm EST | CABOT MICROELECTRONICS CORPCCMP | 6,039 | $44.72 | $270,054 | 14,819 | — | plan? |
| Dec 10, 2018 SForm 4 → | Dec 10, 5:38 pm EST | CABOT MICROELECTRONICS CORPCCMP | 7,539 | $97.08 | $731,870 | 13,230 | −36.3% | plan? |
| Dec 6, 2018 FForm 4 → | Dec 10, 3:23 pm EST | CABOT MICROELECTRONICS CORPCCMP | 763 | $101.73 | $77,620 | 14,730 | — | plan? |
| Dec 3, 2018 FForm 4 → | Dec 6, 11:16 am EST | CABOT MICROELECTRONICS CORPCCMP | 887 | $109.21 | $96,869 | 15,493 | — | plan? |
| Jun 29, 2018 AForm 4 → | Jul 2, 3:52 pm EDT | CABOT MICROELECTRONICS CORPCCMP | 131 | $81.37 | $10,625 | 16,380 | — | plan? |
| Jun 11, 2018 SForm 4 → | Jun 11, 4:53 pm EDT | CABOT MICROELECTRONICS CORPCCMP | 3,034 | $116.32 | $352,945 | 16,250 | −15.7% | plan? |
| Dec 29, 2017 AForm 4 → | Jan 3, 2018, 12:23 pm EST | CABOT MICROELECTRONICS CORPCCMP | 170 | $62.37 | $10,625 | 19,284 | — | plan? |
| Dec 11, 2017 AForm 4 → | Dec 13, 1:33 pm EST | CABOT MICROELECTRONICS CORPCCMP | 1,624 | $92.31 | $149,911 | 19,114 | — | plan? |
| Dec 4, 2017 AFForm 4 → | Dec 6, 3:07 pm EST | CABOT MICROELECTRONICS CORPCCMP | 5,356 | $92.51 | $495,476 | 17,490 | — | plan? |
| Jun 30, 2017 AForm 4 → | Jul 5, 3:37 pm EDT | CABOT MICROELECTRONICS CORPCCMP | 198 | $53.59 | $10,625 | 18,446 | — | plan? |
| Mar 10, 2017 SForm 4 → | Mar 13, 6:11 pm EDT | CABOT MICROELECTRONICS CORPCCMP | 49,131 | $69.16 | $3,397,752 | 18,248 | −72.9% | plan? |
| Mar 10, 2017 MForm 4 → | Mar 13, 6:11 pm EDT | CABOT MICROELECTRONICS CORPCCMP | 43,602 | $38.26 | $1,668,306 | 27,702 | — | plan? |
| Dec 30, 2016 AForm 4 → | Jan 3, 2017, 5:43 pm EST | CABOT MICROELECTRONICS CORPCCMP | 294 | $36.12 | $10,625 | 23,777 | — | plan? |
| Dec 5, 2016 AFForm 4 → | Dec 6, 5:41 pm EST | CABOT MICROELECTRONICS CORPCCMP | 10,162 | $60.27 | $118,250 | 23,482 | — | plan? |
| Aug 12, 2016 SForm 4 → | Aug 15, 1:34 pm EDT | CABOT MICROELECTRONICS CORPCCMP | 16,208 | $49.62 | $804,320 | 17,244 | −48.5% | plan? |
| Aug 12, 2016 MForm 4 → | Aug 15, 1:34 pm EDT | CABOT MICROELECTRONICS CORPCCMP | 11,956 | $29.92 | $357,709 | 33,452 | — | plan? |
| Jun 30, 2016 AForm 4 → | Jul 5, 2:34 pm EDT | CABOT MICROELECTRONICS CORPCCMP | 288 | $35.99 | $10,377 | 21,496 | — | plan? |
| Dec 31, 2015 AForm 4 → | Jan 4, 2016, 3:47 pm EST | CABOT MICROELECTRONICS CORPCCMP | 265 | $37.21 | $9,861 | 21,208 | — | plan? |
| Dec 3, 2015 AFForm 4 → | Dec 7, 3:16 pm EST | CABOT MICROELECTRONICS CORPCCMP | 7,495 | $42.37 | $63,343 | 20,943 | — | plan? |
| Dec 1, 2015 FForm 4 → | Dec 2, 4:23 pm EST | CABOT MICROELECTRONICS CORPCCMP | 428 | $42.44 | $18,164 | 16,438 | — | plan? |
| Jun 30, 2015 AForm 4 → | Jul 1, 3:04 pm EDT | CABOT MICROELECTRONICS CORPCCMP | 267 | $39.80 | $10,625 | 16,866 | — | plan? |
| Feb 4, 2015 SForm 4 → | Feb 4, 4:54 pm EST | CABOT MICROELECTRONICS CORPCCMP | 3,660 | $50.35 | $184,248 | 16,599 | −18.1% | plan? |
| Dec 31, 2014 AForm 4 → | Jan 5, 2015, 1:56 pm EST | CABOT MICROELECTRONICS CORPCCMP | 273 | $38.90 | $10,625 | 20,259 | — | plan? |