Poloniex clarifies: Bitcoin reserves are stable, previously cold wallet addresses were changed for security

Earlier, decrypt wrote that according to Coin Metrics data, in the past 18 months, the amount of bitcoin held in the crypto exchange Poloniex's on-chain wallet has actually dropped significantly. In response, Poloniex said: "Poloniex's bitcoin reserves have been stable for a long time, and we previously changed the cold wallet address for security reasons."