0000899243-21-045789.txt : 20211123 0000899243-21-045789.hdr.sgml : 20211123 20211123164022 ACCESSION NUMBER: 0000899243-21-045789 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211119 FILED AS OF DATE: 20211123 DATE AS OF CHANGE: 20211123 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Ginns Jonny CENTRAL INDEX KEY: 0001718282 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38221 FILM NUMBER: 211439048 MAIL ADDRESS: STREET 1: C/O PQ GROUP HOLDINGS INC. STREET 2: 300 LINDENWOOD DRIVE CITY: MALVERN STATE: PA ZIP: 19355 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Ecovyst Inc. CENTRAL INDEX KEY: 0001708035 STANDARD INDUSTRIAL CLASSIFICATION: CHEMICALS & ALLIED PRODUCTS [2800] IRS NUMBER: 813406833 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 300 LINDENWOOD DRIVE CITY: MALVERN STATE: PA ZIP: 19355 BUSINESS PHONE: 610-651-4400 MAIL ADDRESS: STREET 1: 300 LINDENWOOD DRIVE CITY: MALVERN STATE: PA ZIP: 19355 FORMER COMPANY: FORMER CONFORMED NAME: PQ Group Holdings Inc. DATE OF NAME CHANGE: 20170531 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-11-19 0 0001708035 Ecovyst Inc. ECVT 0001718282 Ginns Jonny C/O ECOVYST INC. 300 LINDENWOOD DRIVE MALVERN PA 19355 1 0 0 0 Common Stock 2021-11-19 4 P 0 52631 9.4557 A 111902 D /s/ Joseph S. Koscinski, as attorney-in-fact for Jonny Ginns 2021-11-23