0001224133 2026-08-12 2026-08-12 0001224133 false 8-K 2026-08-12 Marchex, Inc. DE 000-50658 35-2194038 1448 NW Market St Suite 500 Seattle WA 98107 206 331-3300 false false false false Class B Common Stock, par value $0.01 per share MCHX NASDAQ false