According to the latest data, Bitcoin's market share has been on the rise since June 22nd. It reached 51.9% on Tuesday and further increased to 52.7% in the following week. This marks the highest level of Bitcoin's dominance since April 2021. Notably, Ethereum (ETH) showed relatively weak performance in terms of price movement. Moreover, altcoins' performance against Bitcoin was also lagging, contributing significantly to the notable increase in Bitcoin's dominance.