KÖLN (Interstat) — Heidenheim defeated 1. FC Koln 3-1 on Sunday, May 10, 2026, at RheinEnergieSTADION in the Bundesliga season opener. Jan Schöppner scored twice for the visitors, netting goals in the eighth and 72nd minutes. Marius Bülter added a goal in the 10th minute. Arijon Ibrahimović scored for Koln in the 28th minute as a substitute. Heidenheim improved to 1-0-0 in Bundesliga play and across all competitions, while Koln dropped to 0-1-0 in both.

Key performances included Ibrahimović’s goal, Said El Mala’s assist, and substitute assists from Budu Zivzivadze and Eren Dinkci. Yellow cards were issued to Dinkci in the 30th minute, Zivzivadze in the 37th, El Mala in the 55th, and Ísak Jóhannesson in the 89th. Koln had been projected with a 55.20 percent win probability by Interstat’s ELO system, but Heidenheim secured the road victory.