# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001282637-21-000004
Filing Date
2021-02-16
Accepted
2021-02-16 09:05:02
Documents
126
Period of Report
2020-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | FORM 10-K | neu-20201231.htm iXBRL | 10-K | 2730774
2 | EXHIBIT 4.1 | neu-20201231xex41descripti.htm | EX-4.1 | 20624
3 | EXHIBIT 10.12 | neu-20201231xex1012officer.htm | EX-10.12 | 6569
4 | EXHIBIT 21 | neu-20201231xex21subsidiar.htm | EX-21 | 28344
5 | EXHIBIT 23 | neu-20201231xex23consent.htm | EX-23 | 2368
6 | EXHIBIT 31.A | neu-20201231xexhibit31a.htm | EX-31.A | 10052
7 | EXHIBIT 31.B | neu-20201231xexhibit31b.htm | EX-31.B | 10147
8 | EXHIBIT 32.A | neu-20201231xexhibit32a.htm | EX-32.A | 4870
9 | EXHIBIT 32.B | neu-20201231xexhibit32b.htm | EX-32.B | 4852
15 |  | neu-20201231_g1.jpg | GRAPHIC | 108835
| Complete submission text file | 0001282637-21-000004.txt |  | 14213779

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
10 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | neu-20201231.xsd | EX-101.SCH | 73939
11 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | neu-20201231_cal.xml | EX-101.CAL | 161339
12 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | neu-20201231_def.xml | EX-101.DEF | 368404
13 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | neu-20201231_lab.xml | EX-101.LAB | 905264
14 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | neu-20201231_pre.xml | EX-101.PRE | 647203
16 | EXTRACTED XBRL INSTANCE DOCUMENT | neu-20201231_htm.xml | XML | 3167966

Mailing Address 330 S FOURTH ST PO BOX 2189 RICHMOND VA 23218-2189
Business Address 330 S FOURTH ST PO BOX 2189 RICHMOND VA 23218-2189 804-788-5000
NEWMARKET CORP (Filer) CIK: 0001282637 (see all company filings)

EIN.: 000000000 | State of Incorp.: VA | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-32190 | Film No.: 21633120
SIC: 2860 Industrial Organic Chemicals