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Filing Detail
Form 11-K - Annual report of employee stock purchase, savings and similar plans:
SEC Accession No. 0001708035-23-000023
Filing Date
2023-06-27
Accepted
2023-06-27 16:22:57
Documents
2
Period of Report
2022-12-31

Document Format Files

Seq Description Document Type Size
1 11-K form11-kxsavingplanfinanci.htm 11-K 195691
2 EX-23.1 exhibit231-consentofaudito.htm EX-23.1 2950
  Complete submission text file 0001708035-23-000023.txt   199702
Mailing Address 300 LINDENWOOD DRIVE MALVERN PA 19355
Business Address 300 LINDENWOOD DRIVE MALVERN PA 19355 484-617-1200
Ecovyst Inc. (Filer) CIK: 0001708035 (see all company filings)

IRS No.: 813406833 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 11-K | Act: 34 | File No.: 001-38221 | Film No.: 231047590
SIC: 2800 Chemicals & Allied Products