0001995807 2026-09-18 2026-09-18 0001995807 false 8-K 2026-09-18 LandBridge Company LLC DE 001-42150 93-3636146 5555 San Felipe Street Suite 1200 Houston TX 77056 (713) 230‑8864 false false false false Class A shares representing limited liability company interests LB NYSE false