Bitcoin miners including Marathon Digital Holdings and Riot Platforms are seeing their stock prices decline amid anticipation of the halving. Marathon lost almost 25% of its value in a month, Riot - almost 30%. 📉 At the same time, the Valkyrie Bitcoin Miners ETF also saw its value decline by 28%. Despite the challenges, CEOs remain optimistic, relying on efficient operations, advanced technology and increased demand for cryptocurrencies.