Cryptoquant, an on-chain data analytics platform, has revealed that bitcoin reserves on centralized digital currency exchanges are declining. These exchanges have shed 105,706 bitcoins, worth $7.05 billion, in the last 30 days from May 13 to June 13. Centralized exchanges have also shed 1.08 million ETH, worth $3.70 billion, in the same period. At the same time, the data shows a slight increase in ERC20-based stablecoins across all exchanges, from $21.46 billion to $22.09 billion. On-chain statistics from Arkham Intel ligence show that Coinbase holds 877,448 BTC, including its trading and custody services.