May has emerged as a notable month for ‘sleeping bitcoin’ transactions, with a long-dormant address, inactive for ten years and six months, awakening on May 28 to move 145.89 BTC, valued at $9.8 million. This month has also seen the reactivation of a significant holder from 2010, spending 2,050 BTC from block rewards. Additionally, $9.6 billion in Mt Gox bitcoins was transferred on the same day. May has witnessed a total of 1,613.93 BTC from 2013, worth $109.39 million today, being transferred over the past 29 days.