Morgan Stanley's total Bitcoin holdings have exceeded 10,000 BTC for the first time, reaching 10,436 BTC worth approximately $875 million. The Wall Street firm increased its position last week through continued accumulation via its spot Bitcoin ETF, MSBT. Arkham monitoring data confirms the milestone as Morgan Stanley expands its cryptocurrency exposure through regulated investment vehicles. The current holdings represent a significant institutional commitment to Bitcoin as traditional finance firms integrate digital assets into their portfolios.