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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1102934	Cmc Materials Inc.	CCMP	Semiconductors & Related Devices (3674)	364324765

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1789945	Elizabeth Colleen Mumford	C/O Cmc Materials, Inc. 870 N Commons Drive Aurora IL 60504	Vp, Marketing & Communications	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Acquisiton	2021-12-20	363	$46.45	3,173	No	4	M	Direct
Common Stock	Disposition	2021-12-20	363	$184.63	2,810	No	4	S	Direct
Common Stock	Acquisiton	2021-12-20	1,324	$42.37	4,134	No	4	M	Direct
Common Stock	Disposition	2021-12-20	1,324	$184.63	2,810	No	4	S	Direct
Common Stock	Acquisiton	2021-12-20	2,740	$60.27	5,550	No	4	M	Direct
Common Stock	Disposition	2021-12-20	2,740	$184.63	2,810	No	4	S	Direct
Common Stock	Acquisiton	2021-12-20	774	$92.57	3,584	No	4	M	Direct
Common Stock	Disposition	2021-12-20	774	$184.63	2,810	No	4	S	Direct
Common Stock	Acquisiton	2021-12-20	624	$101.73	3,434	No	4	M	Direct
Common Stock	Disposition	2021-12-20	624	$184.63	2,810	No	4	S	Direct
Common Stock	Acquisiton	2021-12-20	596	$127.48	3,406	No	4	M	Direct
Common Stock	Disposition	2021-12-20	596	$184.63	2,810	No	4	S	Direct
Common Stock	Acquisiton	2021-12-20	521	$145.58	3,331	No	4	M	Direct
Common Stock	Disposition	2021-12-20	521	$184.63	2,810	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Stock Options (Right to Buy)	Disposition	2021-12-20	363	$0.00	363	$46.45
Common Stock	Stock Options (Right to Buy)	Disposition	2021-12-20	1,324	$0.00	1,324	$42.37
Common Stock	Stock Options (Right to Buy)	Disposition	2021-12-20	2,740	$0.00	2,740	$60.27
Common Stock	Stock Options (Right to Buy)	Disposition	2021-12-20	774	$0.00	774	$92.57
Common Stock	Stock Options (Right to Buy)	Disposition	2021-12-20	624	$0.00	624	$101.73
Common Stock	Stock Options (Right to Buy)	Disposition	2021-12-20	596	$0.00	596	$127.48
Common Stock	Stock Options (Right to Buy)	Disposition	2021-12-20	521	$0.00	521	$145.58

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
0	2015-12-03	2024-12-03	No	4	M	Direct
0	2016-12-03	2025-12-03	No	4	M	Direct
0	2017-12-05	2026-12-05	No	4	M	Direct
0	2018-12-05	2027-12-05	No	4	M	Direct
208	2019-12-06	2028-12-06	No	4	M	Direct
596	2020-12-05	2029-12-05	No	4	M	Direct
1,566	2021-12-03	2030-12-03	No	4	M	Direct

Footnotes

Sale to cover exercise price of, and taxes related to, cashless exercise of stock options.
2014 (FY15) Non-Qualified Stock Option Grant Vesting Schedule: 25% 12/03/2015, 25% 12/03/2016, 25% 12/03/2017, 25% 12/03/2018.
2015 (FY16) Non-Qualified Stock Option Grant Vesting Schedule: 25% 12/03/2016, 25% 12/03/2017, 25% 12/03/2018, 25% 12/03/2019.
2016 (FY17) Non-Qualified Stock Option Grant Vesting Schedule: 25% 12/05/2017, 25% 12/05/2018, 25% 12/05/2019, 25% 12/05/2020.
2017 (FY18) Non-Qualified Stock Option Grant Vesting Schedule: 25% 12/05/2018, 25% 12/05/2019, 25% 12/05/2020, 25% 12/05/2021.
2018 (FY19) Non-Qualified Stock Option Grant Vesting Schedule: 25% 12/06/2019, 25% 12/06/2020, 25% 12/06/2021, 25% 12/06/2022.
2019 (FY20) Non-Qualified Stock Option Grant Vesting Schedule: 25% 12/05/2020, 25% 12/05/2021, 25% 12/05/2022, 25% 12/05/2023.
2020 (FY21) Non-Qualified Stock Option Grant Vesting Schedule: 25% 12/03/2021, 25% 12/03/2022, 25% 12/03/2023, 25% 12/03/2024.