BlackRock has ramped up its Bitcoin accumulation, purchasing more than $900 million worth of the asset in just five days, signaling a sharp resurgence in institutional demand. Data highlighted by Arkham Intelligence shows the asset management giant dominating flows into Bitcoin exchange-traded funds (ETFs), accounting for over 90% of total inflows during the period.
BlackRock bought $900 Million of Bitcoin pic.twitter.com/I827pmluXR
— Arkham (@arkham) April 22, 2026
The buying spree comes at a time when interest in Bitcoin investment products is accelerating across the broader market. BlackRock’s activity not only positions it as the leading force in ETF inflows but also reinforces its standing as the world’s largest Bitcoin fund manager.
ETF dominance signals institutional comeback
BlackRock’s recent purchases suggest a strong return of institutional confidence after a period of cautious positioning triggered by market volatility. Earlier price swings had led some large investors to trim exposure, but the latest wave of accumulation indicates renewed conviction.
By contributing the overwhelming majority of ETF inflows, BlackRock has effectively set the pace for institutional participation in Bitcoin markets. The scale and consistency of its buying highlight a shift from reactive trading to strategic accumulation, often seen during periods of strengthening sentiment.
Shrinking supply raises scarcity concerns
Alongside rising demand, Bitcoin’s available supply on exchanges continues to decline, intensifying discussions around a potential supply squeeze. The report notes that only about 2.6 million Bitcoin remain on exchanges, a figure that has been steadily dropping as institutional players accumulate.
Major holders such as Strategy and Metaplanet have also been increasing their positions, further tightening available supply. Strategy expanded its Bitcoin position, acquiring 34,164 BTC over the past week as part of its ongoing treasury strategy funded through equity issuance, according to a newly filed Form 8-K. This trend has sparked renewed debate among analysts about a looming “supply shock,” where demand outpaces accessible Bitcoin in the market.
Bitcoin also appears to be carving out a new trading range as fresh sources of demand emerge and selling pressure eases. Markus Thielen’s latest analysis highlights improving institutional inflows into spot ETFs, a rising institutional premium, and steady buying linked to MicroStrategy, all pointing to a gradual shift in market dynamics.
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