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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000052388-21-000089
Filing Date
2021-02-11
Accepted
2021-02-11 12:48:10
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G/A heartlandexpress13g-a7.htm SC 13G/A 146224
  Complete submission text file 0000052388-21-000089.txt   147839
Mailing Address 4500 MAIN STREET KANSAS CITY MO 64111
Business Address 4500 MAIN STREET KANSAS CITY MO 64111 816-531-5575
AMERICAN CENTURY INVESTMENT MANAGEMENT INC (Filed by) CIK: 0000052388 (see all company filings)

IRS No.: 440640487 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

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

IRS No.: 930926999 | State of Incorp.: NV | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-39197 | Film No.: 21618175
SIC: 4213 Trucking (No Local)