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Trade Date*
Filing Date*
Insider Name
Buy/Sell
Company Name
Ticker
Price*
Amount
Shares Change
Dec 20, 2021
Dec 20, 2021
Li David H
Pres
CEO
Sell
Cmc Materials, Inc.
CCMP
$184.4
$4M
-17.72%
Mar 04, 2021
Mar 08, 2021
Li David H
Pres
CEO
Sell
Cmc Materials, Inc.
CCMP
$164.67
$6M
-31.32%
Feb 10, 2020
Feb 11, 2020
Li David H
Pres
CEO
Sell
Cabot Microelectronics Corp
CCMP
$160.69
$6M
-33.95%
Aug 12, 2019
Aug 13, 2019
Li David H
Pres
CEO
Sell
Cabot Microelectronics Corp
CCMP
$114.28
$3M
-26.70%
Feb 01, 2018
Feb 05, 2018
Li David H
Pres
CEO
Sell
Cabot Microelectronics Corp
CCMP
$102.13
$2M
-18.70%
Nov 17, 2017
Nov 20, 2017
Li David H
Pres
CEO
Sell
Cabot Microelectronics Corp
CCMP
$98.48
$1M
-12.52%
May 01, 2017
May 01, 2017
Li David H
Pres
CEO
Sell
Cabot Microelectronics Corp
CCMP
$78.83
$2M
-24.25%
Dec 09, 2016
Dec 12, 2016
Li David H
Pres
CEO
Sell
Cabot Microelectronics Corp
CCMP
$62.2
$1M
-23.94%
Aug 03, 2016
Aug 04, 2016
Li David H
Pres
CEO
Sell
Cabot Microelectronics Corp
CCMP
$50.05
$2M
-35.65%
Jun 15, 2015
Jun 17, 2015
Li David Hui
Dir
Sell
China Biologic Products, Inc.
CBPO
$100.28
$265M
-24.07%
Nov 13, 2014
Nov 13, 2014
Li David H
VP
Asia Pacific Region
Sell
Cabot Microelectronics Corp
CCMP
$48.08
$952,010
-48.14%
Aug 02, 2013
Aug 06, 2013
Li David H
VP
Asia Pacific Region
Sell
Cabot Microelectronics Corp
CCMP
$37.41
$52,541
-8.56%
Aug 02, 2013
Aug 05, 2013
Li David H
VP
Asia Pacific Region
Sell
Cabot Microelectronics Corp
CCMP
$36.15
$1M
-69.07%