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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000052388-24-000069
Filing Date
2024-02-12
Accepted
2024-02-12 11:21:33
Documents
2

Document Format Files

Seq Description Document Type Size
1 SC 13G/A heartlandexpress13g-a10.htm SC 13G/A 98934
2 image_10.jpg GRAPHIC 460
  Complete submission text file 0000052388-24-000069.txt   101340
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 HEARTLAND WAY NORTH LIBERTY IA 52317
Business Address 901 HEARTLAND WAY NORTH LIBERTY IA 52317 3196457060
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.: 24618223
SIC: 4213 Trucking (No Local)
(CF Office: 01 Energy & Transportation)