# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001708035-22-000006
Filing Date
2022-03-01
Accepted
2022-03-01 17:23:31
Documents
190
Period of Report
2021-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | ecvt-20211231.htm iXBRL | 10-K | 5344987
2 | EX-4.3 | ex43-descriptionofecovysti.htm | EX-4.3 | 19610
3 | EX-10.7 | ex107-formofstockoptionawa.htm | EX-10.7 | 57924
4 | EX-10.8 | ex108-formofrestrictedstoc.htm | EX-10.8 | 36276
5 | EX-10.9 | ex109-formofrestrictedstoc.htm | EX-10.9 | 31534
6 | EX-10.10 | ex1010-formofperformancest.htm | EX-10.10 | 68316
7 | EX-10.11 | ex1011-formofperformancest.htm | EX-10.11 | 64025
8 | EX-10.38 | ex1038-ecvtxformofpsuagree.htm | EX-10.38 | 59647
9 | EX-21.1 | ex211-subsidiarylistingx12.htm | EX-21.1 | 19894
10 | EX-23.1 | ex231-consentofpwcxecovyst.htm | EX-23.1 | 2374
11 | EX-23.2 | ex232-consentofpwcxzix1231.htm | EX-23.2 | 2250
12 | EX-31.1 | ex311-sec302ceocertx123120.htm | EX-31.1 | 11453
13 | EX-31.2 | ex312-sec302cfocertx123120.htm | EX-31.2 | 11437
14 | EX-32.1 | ex321-sec906ceocertx123120.htm | EX-32.1 | 5925
15 | EX-32.2 | ex322-sec906cfocertx123120.htm | EX-32.2 | 6053
21 |  | ecvt-20211231_g1.jpg | GRAPHIC | 43948
22 |  | ecvt-20211231_g2.jpg | GRAPHIC | 36490
23 |  | ecvt-20211231_g3.jpg | GRAPHIC | 29161
24 |  | ecvt-20211231_g4.jpg | GRAPHIC | 48939
25 |  | ecvt-20211231_g5.jpg | GRAPHIC | 45434
26 |  | ecvt-20211231_g6.jpg | GRAPHIC | 71235
27 |  | ecvt-20211231_g7.jpg | GRAPHIC | 95414
| Complete submission text file | 0001708035-22-000006.txt |  | 25640355

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
16 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ecvt-20211231.xsd | EX-101.SCH | 113289
17 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ecvt-20211231_cal.xml | EX-101.CAL | 194421
18 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ecvt-20211231_def.xml | EX-101.DEF | 790761
19 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ecvt-20211231_lab.xml | EX-101.LAB | 1471519
20 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ecvt-20211231_pre.xml | EX-101.PRE | 1196056
184 | EXTRACTED XBRL INSTANCE DOCUMENT | ecvt-20211231_htm.xml | XML | 5182039

Mailing Address 300 LINDENWOOD DRIVE MALVERN PA 19355
Business Address 300 LINDENWOOD DRIVE MALVERN PA 19355 610-651-4400
Ecovyst Inc. (Filer) CIK: 0001708035 (see all company filings)

EIN.: 813406833 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-38221 | Film No.: 22699850
SIC: 2800 Chemicals & Allied Products