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BlackRock bitcoin ETF trading volume surpasses $1B for second day in a row

Reported by Blockworks
Mar 16, 2026· 2 min read
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Key Takeaways
  • • BlackRock's iShares Bitcoin Trust (IBIT) achieved $1 billion in daily trading volume for the second consecutive day, demonstrating sustained institutional demand for spot bitcoin exposure.
  • • The 10 U.S. spot bitcoin ETFs collectively recorded $3.2 billion in trading volume on Monday, the second-highest daily aggregate since their launch, trailing only the ~$4.5 billion recorded on their first trading day.
  • • A single $1.3 billion block trade (29 million shares) in IBIT executed without material price impact, indicating deep market liquidity and institutional adoption of the product.
  • • BlackRock's bitcoin ETF continues to lead the competitive landscape, maintaining dominance in both trading volume and net asset accumulation within the spot bitcoin ETF complex.
Summary
BlackRock's iShares Bitcoin Trust (IBIT) has reached a significant liquidity milestone, surpassing $1 billion in daily trading volume for a second consecutive day. This achievement underscores accelerating institutional adoption of spot bitcoin ETFs and validates the market depth of these newly launched products.

The broader spot bitcoin ETF ecosystem demonstrated comparable strength, with all 10 U.S. spot bitcoin funds collectively generating $3.2 billion in trading volume on Monday. This aggregate figure represents the second-highest daily trading volume since the products' launch, exceeded only by the approximately $4.5 billion recorded on their initial trading day. The consistency of elevated trading volumes across multiple days suggests sustained institutional interest rather than a one-time launch phenomenon.

Notably, a single block trade of 29 million IBIT shares representing approximately $1.3 billion in bitcoin ETF exposure moved without triggering measurable market dislocation. This execution demonstrates the liquidity depth available in these products and the ability of large institutional investors to deploy significant bitcoin allocations without material price slippage—a critical operational requirement for family offices, hedge funds, and other large alternative asset managers evaluating bitcoin exposure vehicles.

BlackRock's IBIT has established itself as the dominant vehicle within the spot bitcoin ETF complex, commanding the largest share of both trading volume and net inflows. The product's ability to absorb billion-dollar daily trading volumes while maintaining price stability reflects the underlying strength of bitcoin's market infrastructure and the institutional demand for regulated, custody-integrated bitcoin exposure through traditional ETF mechanics.

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Sources

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Blockworks BlackRock bitcoin ETF trading volume surpasses $1B for second day in a row