0001708035-24-000054.txt : 20240124
0001708035-24-000054.hdr.sgml : 20240124
20240124164234
ACCESSION NUMBER: 0001708035-24-000054
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20240122
FILED AS OF DATE: 20240124
DATE AS OF CHANGE: 20240124
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Koscinski Joseph S.
CENTRAL INDEX KEY: 0001717992
ORGANIZATION NAME:
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38221
FILM NUMBER: 24556996
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]
ORGANIZATION NAME: 08 Industrial Applications and Services
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
wk-form4_1706132544.xml
FORM 4
X0508
4
2024-01-22
0
0001708035
Ecovyst Inc.
ECVT
0001717992
Koscinski Joseph S.
C/O ECOVYST INC.
300 LINDENWOOD DRIVE
MALVERN
PA
19355
0
1
0
0
See Remarks
0
Common Stock
2024-01-22
4
A
0
45403
0
A
539802
D
Vice President, Chief Administrative Officer, General Counsel and Secretary
/s/ Joseph S. Koscinski
2024-01-24