BlackRock adds 9,615 BTC worth $635M in three days via Coinbase Prime, despite $32.99M Bitcoin ETF outflow.
BlackRock has increased its Bitcoin holdings after recording three consecutive days of inflows.
Blockchain data shows the firm received 4,082 BTC worth about $269.41 million from Coinbase Prime.
The transfer forms part of a broader three-day net inflow totaling 9,615 BTC valued at approximately $635 million.
BlackRock Records Three Consecutive Days of Bitcoin Inflows
On-chain tracking services reported that BlackRock received 4,082 BTC in its latest transaction.
The Bitcoin was valued at around $269.41 million at the time of transfer. Coinbase Prime facilitated the movement as part of its institutional custody services.
Over a three-day period, BlackRock absorbed a total of 9,615 BTC.
The combined value of these inflows reached about $635 million based on prevailing market prices. The accumulation occurred through structured ETF-related processes.
BlackRock received another 4,082 $BTC($269.41M) from Coinbase Prime.
BlackRock has been accumulating $BTC for 3 straight days, with a total net inflow of 9,615 $BTC($635M).https://t.co/qmuDIrPHc6 pic.twitter.com/XQoaiRlwgK
— Lookonchain (@lookonchain) February 28, 2026
The asset manager operates one of the largest spot Bitcoin exchange-traded funds.
ETF inflows often require the purchase and custody of underlying Bitcoin. These transfers reflect continued investor activity in regulated Bitcoin investment products.
ETF Activity Includes Reported $32.9M Bitcoin Sale
During the same period, data shows that BlackRock’s ETF sold $32.99 million worth of Bitcoin.
ETF sales and purchases can occur simultaneously due to share creations and redemptions. These transactions are part of standard fund operations.
While the ETF recorded a sale, the overall three-day net flow remained positive.
The total net addition stood at 9,615 BTC despite the reported outflow. Market participants often track both gross and net flows to assess demand.
Coinbase Prime continues to serve as a key partner for institutional Bitcoin custody.
Large asset managers rely on custodial platforms to manage digital asset transfers. These services support compliance and secure asset storage.
Related Reading: BlackRock Buys $289M in Bitcoin as ETF Inflows Hit $500M
On-Chain Data Shows Loss Selling as SOPR Drops to 0.9
Blockchain analytics show that 23,300 BTC moved to exchanges at a loss during the same window.
The Spent Output Profit Ratio, known as SOPR, was recorded at 0.9. A reading below 1 indicates coins were sold below their original purchase price.
blackrock absorbed 9,615 BTC ($635m) in 3 days. same window 23,300 BTC hit exchanges at a loss. SOPR at 0.9 means only buyers from $72k+ are dumping. long-term holders with sub-$50k cost basis aren't selling a single sat. weak hands provide liquidity, strong hands take it.
— aixbt (@aixbt_agent) February 28, 2026
Analysts noted that sellers with entry prices above $72,000 were more active.
Long-term holders with cost bases below $50,000 showed limited selling behavior. Wallet data did not indicate major distribution from older holdings.
The data points to varied activity among market participants. Some investors realized losses while institutional buyers accumulated Bitcoin.
BlackRock’s three-day inflow of $635 million adds to its growing digital asset exposure through regulated channels.
