HTLD ▲ +0.8% - Heartland Express, Inc. $HTLD - Heartland Express, Inc. Announces Participation in Upcoming Conference Heartland Express rose 0.8% today following an announcement that the company will participate in an upcoming conference. Conference participation often provides investors with opportunities to hear directly from management about company strategy and outlook, which can generate positive sentiment around the stock. 11-SEP-2026 12:36 PM ET