Russian forces have conducted sustained infiltrations, glide bomb strikes, and localized assaults on Kostyantynivka since late 2025 as part of efforts to breach Ukraine’s Donbas defensive line and advance toward Kramatorsk and Sloviansk. Kremlin claims of full capture on July 3, 2026, were rejected by Ukrainian commanders and independent assessments, which describe contested urban fighting with Russian units holding pockets inside the city but facing ongoing Ukrainian counterattacks and drone interdiction. As of mid-August, Russian units continue daily attacks in the sector while Ukrainian forces maintain rotations and positions, producing incremental Russian gains without consolidated control. Trader consensus reflected in near-term market prices aligns with assessments that Russian momentum could produce confirmed capture of key sites such as the railroad station by late summer or fall 2026, though Ukrainian defensive adaptations and attrition risks remain variables.