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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001437749-21-005096
Filing Date
2021-03-05
Accepted
2021-03-05 13:22:27
Documents
93
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K nrc20201231_10k.htm   iXBRL 10-K 1802658
2 EXHIBIT 21 ex_228150.htm EX-21 2585
3 EXHIBIT 23 ex_228151.htm EX-23 3742
4 EXHIBIT 31.1 ex_228152.htm EX-31.1 14008
5 EXHIBIT 31.2 ex_228153.htm EX-31.2 14018
6 EXHIBIT 32 ex_228154.htm EX-32 11713
12 picture1copy2.gif GRAPHIC 15551
13 picture2copy6.jpg GRAPHIC 26261
  Complete submission text file 0001437749-21-005096.txt   9494013

Data Files

Seq Description Document Type Size
7 XBRL TAXONOMY EXTENSION SCHEMA nrc-20201231.xsd EX-101.SCH 81545
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE nrc-20201231_cal.xml EX-101.CAL 73402
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE nrc-20201231_def.xml EX-101.DEF 596226
10 XBRL TAXONOMY EXTENSION LABEL LINKBASE nrc-20201231_lab.xml EX-101.LAB 551003
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE nrc-20201231_pre.xml EX-101.PRE 634855
14 EXTRACTED XBRL INSTANCE DOCUMENT nrc20201231_10k_htm.xml XML 1594129
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)

IRS No.: 470634000 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-35929 | Film No.: 21717664
SIC: 8731 Services-Commercial Physical & Biological Research