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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0002012383-24-000883
Filing Date
2024-10-21
Accepted
2024-10-21 16:11:31
Documents
1

Document Format Files

Seq Description Document Type Size
1 us27923q1094_102124.txt SC 13G/A 11987
  Complete submission text file 0002012383-24-000883.txt   13800
Mailing Address 300 LINDENWOOD DRIVE MALVERN PA 19355
Business Address 300 LINDENWOOD DRIVE MALVERN PA 19355 484-617-1200
Ecovyst Inc. (Subject) CIK: 0001708035 (see all company filings)

IRS No.: 813406833 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-90364 | Film No.: 241383532
SIC: 2800 Chemicals & Allied Products
(CF Office: 08 Industrial Applications and Services)

Mailing Address 50 HUDSON YARDS NEW YORK NY 10001
Business Address 50 HUDSON YARDS NEW YORK NY 10001 (212) 810-5300
BlackRock, Inc. (Filed by) CIK: 0002012383 (see all company filings)

IRS No.: 991116001 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies
(CF Office: 02 Finance)