Billionaire Arthur Hayes dumps $2.4M over weekend [https://www.thestreet.com/.image/t_share/MjE3OTYyNTczOTA2MDYwOTAy/arthur-hayes-chief-investment-officer-of-maelstrom-during-the-bitcoin-2025-conference-in-las-vegas-nevada-us.jpg] Billionaire Arthur Hayes dumps $2.4M over weekend BitMEX co-founder sells major altcoin positions. [https://www.thestreet.com/crypto/trading/billionaire-arthur-hayes-dumps-2-4m-over-weekend]