Schedule 13G ownership disclosure

Ecovyst Inc

Common stock, par value $0.01 per share · CUSIP: 27923Q109

Event date: 2025-09-30

Filing-level shares
8,852,152.00
Percent of class
7.74%
  • Hotchkis and Wiley Capital Management, LLC

    Shares: 8,852,152.00 · Class: 7.74%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0001172661-25-004860
Form type
SCHEDULE 13G/A
Filer
Ecovyst Inc.
CIK
CIK 1708035
Filed
Nov 14, 2025
Reporting period
Sep 30, 2025
Description
Schedule 13G beneficial ownership

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