CCMP Capital, LP - 17 Nov 2022 Form 4 Insider Report for Ecovyst Inc. (ECVT)

Role: 10%+ Owner
Signature: QUARTZ CO-INVEST L.P., By: CCMP Co-Invest III A GP, LLC, its general partner, By: /s/ Mark McFadden, Title: Managing Partner
Issuer symbol: ECVT
Transactions as of: 17 Nov 2022
Net transactions value: -$158,560,850
Form type: 4
Filing time: 18 Nov 2022, 15:27:13 UTC
Previous filing: 17 Nov 2022
Next filing: 07 Mar 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ECVT	Common Stock	Sale	$75,159,245	-9,539,428	-64%	$7.88	5,446,572	17 Nov 2022	By CCMP Capital Investors III, L.P.	F1, F3
transaction	ECVT	Common Stock	Sale	$7,618,154	-966,918	-64%	$7.88	552,064	17 Nov 2022	By CCMP Capital Investors III (Employee), L.P.	F1, F3
transaction	ECVT	Common Stock	Sale	$22,914,466	-2,908,370	-64%	$7.88	1,660,544	17 Nov 2022	CCMP Capital Investors III (AV-7), L.P.	F1, F3
transaction	ECVT	Common Stock	Sale	$1,296,401	-164,543	-64%	$7.88	93,947	17 Nov 2022	CCMP Capital Investors III (AV-8), L.P.	F1, F3
transaction	ECVT	Common Stock	Sale	$25,916,942	-3,289,453	-64%	$7.88	1,878,125	17 Nov 2022	CCMP Capital Investors III (AV-9), L.P.	F1, F3
transaction	ECVT	Common Stock	Sale	$1,698,118	-215,530	-64%	$7.88	123,059	17 Nov 2022	CCMP Capital Investors III (AV-10), L.P.	F1, F3
transaction	ECVT	Common Stock	Sale	$23,957,524	-3,040,758	-64%	$7.88	1,736,133	17 Nov 2022	Quartz Co-Invest L.P.	F2, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").
F2	CCMP Co-Invest III A GP, LLC ("CCMP Co-Invest GP") is the general partner of Quartz Co-Invest, L.P. ("Quartz" and, together with the CCMP Capital Funds, the "CCMP Investors").
F3	CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Remarks:

Form 2 of 2.