# Ecovyst Inc. (ECVT) — capital_return/buyback_authorization [announced]
Source: SEC API (secapi.ai) · situation sit_efe10e018e30c1ec831a · retrieved 2026-08-12T06:59:16.274Z

## Overview
Ecovyst Inc. is a leading provider of regenerated sulfuric acid, virgin sulfuric acid, and sulfur dioxide and related derivatives serving industrial applications including refining, mining, water treatment, and specialty chemical production.

Ecovyst Inc. completed the sale of its Advanced Materials & Catalysts business on December 31, 2025. The divested business included the company's investments in affiliated companies Zeolyst International and Zeolyst C.V. Financial results of the divested business are reported in discontinued operations in the financial statements for all periods presented.

## Key dates
- Announced 2026-08-05

## Timeline
- 2026-08-05 · 8-K (0001708035-26-000087): 8-K - Ecovyst Inc. — *Ecovyst Inc. is a leading provider of regenerated sulfuric acid, virgin sulfuric acid, and sulfur dioxide and related derivatives serving industrial applications including refining, mining, water treatment, and specialty chemical production.* Ecovyst Inc. completed the sale of its Advanced Materials & Catalysts business on December 31, 2025. The divested business included the company's investments in affiliated companies Zeolyst International and Zeolyst C.V. Financial results of the divested business are reported in discontinued operations in the financial statements for all periods presented.
  https://www.sec.gov/Archives/edgar/data/1708035/0001708035-26-000087.txt

## Citations
- 0001708035-26-000087 — https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&type=&dateb=&owner=include&count=40&search_text=000170803526000087