# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000799233-21-000040
Filing Date
2021-08-06
Accepted
2021-08-05 18:08:59
Documents
55
Period of Report
2021-06-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | htld-20210630.htm iXBRL | 10-Q | 950258
2 | EX-31.1 | exhibit3112021q2.htm | EX-31.1 | 14427
3 | EX-31.2 | exhibit3122021q2.htm | EX-31.2 | 14524
4 | EX-32.1 | exhibit3212021q2.htm | EX-32.1 | 6662
5 | EX-32.2 | exhibit3222021q2.htm | EX-32.2 | 7034
| Complete submission text file | 0000799233-21-000040.txt |  | 4278800

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
6 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | htld-20210630.xsd | EX-101.SCH | 29548
7 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | htld-20210630_cal.xml | EX-101.CAL | 45375
8 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | htld-20210630_def.xml | EX-101.DEF | 131169
9 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | htld-20210630_lab.xml | EX-101.LAB | 438242
10 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | htld-20210630_pre.xml | EX-101.PRE | 266263
11 | EXTRACTED XBRL INSTANCE DOCUMENT | htld-20210630_htm.xml | XML | 592344

Mailing Address 901 NORTH KANSAS AVENUE NORTH LIBERTY IA 52317
Business Address 901 NORTH KANSAS AVENUE NORTH LIBERTY IA 52317 3196263600
HEARTLAND EXPRESS INC (Filer) CIK: 0000799233 (see all company filings)

EIN.: 930926999 | State of Incorp.: NV | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-15087 | Film No.: 211149890
SIC: 4213 Trucking (No Local)