Insider · CIK 0001436878

Damashek Yumiko

Reports to the SEC for 1 company · AURORA, IL

sec.gov

Transactions

Companies

Filings

CIK

0001436878

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2017-11-16	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+817 sh	$21.45	+$17.5K	30,120.209
2017-11-16	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−817 sh	$97.58	−$79.7K	30,120.209
2017-11-16	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−817 sh	—	—	15,065
2017-11-14	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+7,183 sh	$21.45	+$154K	37,303.209
2017-11-14	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−7,183 sh	$97.45	−$700K	30,120.209
2017-11-14	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−7,183 sh	—	—	15,882
2017-11-02	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−1,550 sh	$96.42	−$149K	30,120.209
2017-10-30	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−2,925 sh	$95.13	−$278K	31,670.209
2016-12-05	CMC Materials, Inc.A Award	VP, Japan and Operations Asia	AAward	+6,100 sh	—	—	35,842.209
2016-12-05	CMC Materials, Inc.F Tax Payment	VP, Japan and Operations Asia	FTax Payment	−327 sh	$60.27	−$19.7K	35,515.209
2016-12-05	CMC Materials, Inc.F Tax Payment	VP, Japan and Operations Asia	FTax Payment	−304 sh	$60.27	−$18.3K	35,211.209
2016-12-05	CMC Materials, Inc.F Tax Payment	VP, Japan and Operations Asia	FTax Payment	−242 sh	$60.27	−$14.6K	34,969.209
2016-12-05	CMC Materials, Inc.F Tax Payment	VP, Japan and Operations Asia	FTax Payment	−374 sh	$60.27	−$22.5K	34,595.209
2016-12-05	CMC Materials, Inc.Stock Options (Right to Buy)A Award	VP, Japan and Operations Asia	AAward	+11K sh	$60.27	+$663K	11,000
2016-08-01	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+2,888 sh	$16.00	+$46.2K	32,630.209
2016-08-01	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−2,888 sh	$50.70	−$146K	29,742.209
2016-08-01	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−2,888 sh	—	—	0
2015-12-03	CMC Materials, Inc.A Award	VP, Japan and Operations Asia	AAward	+4,800 sh	—	—	29,742.209
2015-12-03	CMC Materials, Inc.Stock Options (Right to Buy)A Award	VP, Japan and Operations Asia	AAward	+12.6K sh	$42.37	+$534K	12,600
2014-12-03	CMC Materials, Inc.A Award	VP, Japan and Operations Asia	AAward	+3,100 sh	—	—	24,942.209
2014-12-03	CMC Materials, Inc.Stock Options (Right to Buy)A Award	VP, Japan and Operations Asia	AAward	+8,200 sh	$46.45	+$381K	8,200
2014-11-28	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+5,660 sh	$16.00	+$90.6K	27,502.209
2014-11-28	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−5,660 sh	$47.81	−$271K	21,842.209
2014-11-28	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−5,660 sh	—	—	2,888
2014-11-26	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+13.9K sh	$16.00	+$223K	35,776.209
2014-11-26	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−13.9K sh	$47.73	−$665K	21,842.209
2014-11-26	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−13.9K sh	—	—	8,548
2014-11-25	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+3 sh	$16.00	+$48	21,845.209
2014-11-25	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−3 sh	$47.93	−$143.79	21,842.209
2014-11-25	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−3 sh	—	—	22,482
2014-11-11	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+3 sh	$25.79	+$77.37	21,845.209
2014-11-11	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−3 sh	$47.70	−$143.1	21,842.209
2014-11-11	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−3 sh	—	—	0
2014-11-10	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+4,390 sh	$21.77	+$95.6K	26,232.209
2014-11-10	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−4,390 sh	$47.78	−$210K	21,842.209
2014-11-10	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+4,203 sh	$25.79	+$108K	26,045.209
2014-11-10	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−4,203 sh	$47.78	−$201K	21,842.209
2014-11-10	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−4,390 sh	—	—	0
2014-11-10	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−4,203 sh	—	—	3
2014-11-06	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+224 sh	$21.77	+$4,876.48	22,066.209
2014-11-06	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−224 sh	$48.00	−$10.8K	21,842.209
2014-11-06	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−224 sh	—	—	4,390
2014-11-05	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+100 sh	$21.77	+$2,177	21,942.209
2014-11-05	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−100 sh	$48.00	−$4,800	21,842.209
2014-11-05	CMC Materials, Inc.Stock Options (Right to Buy)M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	−100 sh	—	—	4,614
2013-12-03	CMC Materials, Inc.A Award	VP, Japan and Operations Asia	AAward	+3,900 sh	$44.10	+$172K	23,842.209
2013-12-03	CMC Materials, Inc.Stock Options (Right to Buy)A Award	VP, Japan and Operations Asia	AAward	+10.7K sh	$44.10	+$472K	10,700
2013-11-04	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−4,000 sh	$42.15	−$169K	19,942.209
2013-05-21	CMC Materials, Inc.S Sale	VP, Japan and Operations Asia	SSale	−2,750 sh	$36.60	−$101K	23,942.209
2013-02-01	CMC Materials, Inc.M Exercise/Conversion	VP, Japan and Operations Asia	MExercise/Conversion	+5,528 sh	$20.00	+$111K	32,220.209

Recent filings

Accepted (ET)
Nov 164
Damashek Yumiko0001127602-17-032377
SEC(opens sec.gov)
Nov 154
Damashek Yumiko0001127602-17-032133
SEC(opens sec.gov)
Nov 24
Damashek Yumiko0001127602-17-030916
SEC(opens sec.gov)
Oct 304
Damashek Yumiko0001127602-17-030427
SEC(opens sec.gov)
Dec 64
CABOT MICROELECTRONICS CORP0001127602-16-069325
SEC(opens sec.gov)
Aug 24
CABOT MICROELECTRONICS CORP0001127602-16-059200
SEC(opens sec.gov)
Dec 74
CABOT MICROELECTRONICS CORP0001127602-15-033356
SEC(opens sec.gov)
Dec 54
CABOT MICROELECTRONICS CORP0001127602-14-034265
SEC(opens sec.gov)

Companies

CMC Materials, Inc.VP, Japan and Operations Asia

Address

C/O CABOT MICROELECTRONICS CORPORATION 870 COMMONS DRIVE

AURORA, IL, 60504