# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000950170-25-103628
Filing Date
2025-08-06
Accepted
2025-08-06 10:25:38
Documents
73
Period of Report
2025-06-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | iosp-20250630.htm iXBRL | 10-Q | 2712316
2 | EX-31.1 | iosp-ex31_1.htm | EX-31.1 | 13678
3 | EX-31.2 | iosp-ex31_2.htm | EX-31.2 | 13387
4 | EX-32.1 | iosp-ex32_1.htm | EX-32.1 | 6105
5 | EX-32.2 | iosp-ex32_2.htm | EX-32.2 | 6122
| Complete submission text file | 0000950170-25-103628.txt |  | 9015403

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
6 | XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT | iosp-20250630.xsd | EX-101.SCH | 975596
76 | EXTRACTED XBRL INSTANCE DOCUMENT | iosp-20250630_htm.xml | XML | 1615955

Mailing Address 8310 SOUTH VALLEY HIGHWAY SUITE 350 ENGLEWOOD CO 80112
Business Address 8310 SOUTH VALLEY HIGHWAY SUITE 350 ENGLEWOOD CO 80112 7203556451
INNOSPEC INC. (Filer) CIK: 0001054905 (see all company filings)

EIN.: 981081725 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-13879 | Film No.: 251187962
SIC: 2800 Chemicals & Allied Products
(CF Office: 08 Industrial Applications and Services)