Russian forces continue incremental advances into Kostiantynivka from multiple axes amid ongoing urban combat, yet geolocated reporting through mid-October 2026 confirms Ukrainian units still hold positions in the western sectors, including areas near northern landmarks such as the Royal Café Alex. Russia's July 2026 claim of full city capture was rejected by Ukrainian commands and independent assessments, with fighting persisting into October. Ukraine's Operation Vivaldi counteroffensive has reclaimed substantial territory north of the city around Lyman and Sloviansk, disrupting broader Russian efforts to encircle the Donetsk fortress belt. Daily engagements in the Kostiantynivka sector, combined with Ukrainian drone and artillery interdiction, have slowed Russian momentum and raised the threshold for rapid seizure of specific urban checkpoints. Market resolution hinges on verified control of the café site by the stated deadlines.