Cameron and Tyler Winklevoss transferred roughly $130 million worth of bitcoin to hot wallets linked to the Gemini exchange over the past week, according to blockchain analytics firm Arkham. The transfers drew attention because wallets tied to exchanges are often used when assets are being prepared for sale. Arkham said the move was “presumably to sell,” noting that the transfers were directed to Gemini-controlled addresses. After the transactions, the twins still hold about $764 million in bitcoin, according to the analytics platform. The activity places the spotlight on one of the crypto sector’s earliest ... (full story)