Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001437749-26-007002
Filing Date
2026-03-05
Accepted
2026-03-05 09:57:16
Documents
94
Period of Report
2025-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K nrc20251231_10k.htm   iXBRL 10-K 1821467
2 EXHIBIT 19 ex_923921.htm EX-19 139048
3 EXHIBIT 23 ex_923922.htm EX-23 3073
4 EXHIBIT 31.1 ex_923923.htm EX-31.1 12808
5 EXHIBIT 31.2 ex_923924.htm EX-31.2 12759
6 EXHIBIT 32 ex_923925.htm EX-32 7896
12 logonrc.jpg GRAPHIC 7966
13 yrcumul.jpg GRAPHIC 45615
  Complete submission text file 0001437749-26-007002.txt   10602792

Data Files

Seq Description Document Type Size
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8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE nrc-20251231_cal.xml EX-101.CAL 84356
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE nrc-20251231_def.xml EX-101.DEF 583886
10 XBRL TAXONOMY EXTENSION LABEL LINKBASE nrc-20251231_lab.xml EX-101.LAB 572432
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE nrc-20251231_pre.xml EX-101.PRE 640396
97 EXTRACTED XBRL INSTANCE DOCUMENT nrc20251231_10k_htm.xml XML 1919402
Mailing Address 1245 Q STREET LINCOLN NE 68508
Business Address 1245 Q STREET LINCOLN NE 68508 4024752525
NATIONAL RESEARCH CORP (Filer) CIK: 0000070487 (see all company filings)

EIN.: 470634000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-35929 | Film No.: 26724544
SIC: 8731 Services-Commercial Physical & Biological Research
(CF Office: 08 Industrial Applications and Services)