0000899243-23-002027.txt : 20230118 0000899243-23-002027.hdr.sgml : 20230118 20230118163051 ACCESSION NUMBER: 0000899243-23-002027 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230116 FILED AS OF DATE: 20230118 DATE AS OF CHANGE: 20230118 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Bradley David A. CENTRAL INDEX KEY: 0001478505 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38221 FILM NUMBER: 23534797 MAIL ADDRESS: STREET 1: 15710 JOHN F. KENNDEY BLVD, SUITE 300 CITY: HOUSTON STATE: TX ZIP: 77032 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: 484-617-1200 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 2023-01-16 0 0001708035 Ecovyst Inc. ECVT 0001478505 Bradley David A. C/O ECOVYST INC. 300 LINDENWOOD DRIVE MALVERN PA 19355 1 0 0 0 Common Stock 2023-01-16 4 A 0 20325 0.00 A 40225 D Common Stock 20000 I DTRJ Bradley Capital, LP /s/ Joseph S. Koscinski, as attorney-in-fact for David A. Bradley 2023-01-18