Public Keys: Coinbase and MSTR Break Records, and Who's Holding Strategy's Bitcoin Billions?

Summary

Strategy holds approximately $70 billion in Bitcoin, with potential custodians narrowed down to nine companies, including BitGo and Coinbase, after responding to an SEC inquiry. Coinbase and Strategy reached record stock highs due to increased trading volume and ETF-related inflows. Coinbase's stock closed at $419.78, while Strategy's market cap peaked with 601,550 BTC holdings but fell over 6% by week's end. Bit Origin's shares surged after raising $500 million for a Dogecoin treasury, while Sharplink announced a $6 billion raise for ETH purchases, despite recent stock volatility. E-bike maker Volcon's shares rose 135% on plans to buy BTC but fell nearly 21% the next day. Grayscale is preparing for a potential IPO, and BlackRock seeks to stake its $8 billion ETH holdings, pending SEC decisions on Ethereum ETFs.