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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001282637-24-000005
Filing Date
2024-02-15
Accepted
2024-02-15 10:14:14
Documents
131
Period of Report
2023-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K neu-20231231.htm   iXBRL 10-K 2013021
2 EXHIBIT 10.9 neu-20231231xex109director.htm EX-10.9 6575
3 EXHIBIT 21 neu-20231231xex21subsidiar.htm EX-21 34197
4 EXHIBIT 23 neu-20231231xex23consent.htm EX-23 2301
5 EXHIBIT 31.A neu-20231231xexhibit31a.htm EX-31.A 9960
6 EXHIBIT 31.B neu-20231231xexhibit31b.htm EX-31.B 10046
7 EXHIBIT 32.A neu-20231231xexhibit32a.htm EX-32.A 4795
8 EXHIBIT 32.B neu-20231231xexhibit32b.htm EX-32.B 4782
9 EXHIBIT 97 neu-20231231xex97policyfor.htm EX-97 10866
15 neu-20231231_g1.jpg GRAPHIC 117088
  Complete submission text file 0001282637-24-000005.txt   13475867

Data Files

Seq Description Document Type Size
10 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT neu-20231231.xsd EX-101.SCH 71883
11 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT neu-20231231_cal.xml EX-101.CAL 132749
12 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT neu-20231231_def.xml EX-101.DEF 352026
13 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT neu-20231231_lab.xml EX-101.LAB 1010026
14 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT neu-20231231_pre.xml EX-101.PRE 709458
133 EXTRACTED XBRL INSTANCE DOCUMENT neu-20231231_htm.xml XML 2676739
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)

IRS No.: 000000000 | State of Incorp.: VA | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-32190 | Film No.: 24642563
SIC: 2860 Industrial Organic Chemicals
(CF Office: 08 Industrial Applications and Services)