Attached files
file | filename |
---|---|
EX-32.2 - EX-32.2 - HEARTLAND EXPRESS INC | exhibit322201910ka.htm |
EX-32.1 - EX-32.1 - HEARTLAND EXPRESS INC | exhibit321201910ka.htm |
EX-31.2 - EX-31.2 - HEARTLAND EXPRESS INC | exhibit312201910ka.htm |
EX-31.1 - EX-31.1 - HEARTLAND EXPRESS INC | exhibit311201910ka.htm |
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