Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001282637-25-000004
Filing Date
2025-02-14
Accepted
2025-02-14 08:53:32
Documents
137
Period of Report
2024-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K neu-20241231.htm   iXBRL 10-K 2097161
2 EXHIBIT 10.15 neu-20241231xex1015formofr.htm EX-10.15 21923
3 EXHIBIT 10.16 neu-20241231xex1016formofp.htm EX-10.16 35619
4 EXHIBIT 19 neu-20241231xex19insidertr.htm EX-19 42949
5 EXHIBIT 21 neu-20241231xex21subsidiar.htm EX-21 31719
6 EXHIBIT 23 neu-20241231xex23consent.htm EX-23 2301
7 EXHIBIT 31.A neu-20241231xexhibit31a.htm EX-31.A 9960
8 EXHIBIT 31.B neu-20241231xexhibit31b.htm EX-31.B 10052
9 EXHIBIT 32.A neu-20241231xexhibit32a.htm EX-32.A 4805
10 EXHIBIT 32.B neu-20241231xexhibit32b.htm EX-32.B 4799
16 neu-20241231_g1.jpg GRAPHIC 113109
  Complete submission text file 0001282637-25-000004.txt   14206360

Data Files

Seq Description Document Type Size
11 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT neu-20241231.xsd EX-101.SCH 72384
12 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT neu-20241231_cal.xml EX-101.CAL 136597
13 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT neu-20241231_def.xml EX-101.DEF 371267
14 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT neu-20241231_lab.xml EX-101.LAB 993159
15 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT neu-20241231_pre.xml EX-101.PRE 745187
139 EXTRACTED XBRL INSTANCE DOCUMENT neu-20241231_htm.xml XML 2811620
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.: 25623601
SIC: 2860 Industrial Organic Chemicals
(CF Office: 08 Industrial Applications and Services)