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Data: The U.S. spot Bitcoin ETF experienced the second-largest weekly net outflow in history, with funds withdrawn for seven consecutive weeks

Reported by Weex
Jun 29, 2026· 2 min read
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Key Takeaways
  • • U.S. spot Bitcoin ETFs recorded $1.79 billion in net outflows during the week ending June 26, 2026—the second-largest weekly exodus since the funds launched in January 2024, surpassed only by a $2.61 billion outflow in late February 2025.
  • • Cumulative outflows have reached approximately $6.4 billion over the preceding 30-day period, with redemptions occurring across seven consecutive weeks, signaling sustained institutional and retail investor exit activity.
  • • The outflow streak extended to a 13-day consecutive trading period with approximately $4.3 billion in cumulative redemptions, marking a significant reversal from the strong inflow momentum that characterized the early 2024 ETF launch period.
  • • BlackRock's iShares Bitcoin Trust (IBIT) dominates the U.S. spot Bitcoin ETF market with over 50% of the sector's $1.6 million Bitcoin holdings (approximately 890,000 Bitcoin), making it the primary vehicle through which these outflows are flowing.
  • • Analysis suggests the outflow pattern reflects cyclical rather than structural weakness in Bitcoin ETF demand, though the magnitude and duration of redemptions warrant close monitoring for shifts in institutional sentiment toward spot Bitcoin exposure.
Summary
U.S. spot Bitcoin ETFs are experiencing significant redemption pressure, with $1.79 billion in net outflows recorded during the trading week ending June 26, 2026. According to SoSoValue data, this marks the second-largest weekly outflow since the inception of spot Bitcoin ETFs in January 2024, exceeded only by a $2.61 billion exodus in late February 2025. The sustained selling pressure underscores a notable shift in investor positioning after the strong inflow momentum that characterized the ETF category's debut in early 2024.

The magnitude of recent withdrawals extends beyond weekly metrics. Over a 30-day period, U.S. spot Bitcoin ETFs hemorrhaged approximately $6.4 billion in net redemptions. More significantly, a 13-day consecutive trading streak saw $4.3 billion exit the funds, reflecting uninterrupted institutional and retail liquidation across roughly two full trading weeks. These redemptions occurred across the broader spot Bitcoin ETF ecosystem, though specific fund-level data indicates participation from multiple providers.

BlackRock's iShares Bitcoin Trust (IBIT) holds a commanding 55% market share of the approximately 1.6 million Bitcoin currently custodied within U.S. spot Bitcoin ETFs, holding roughly 890,000 Bitcoin. Fidelity represents the distant second player with approximately 12% of sector holdings. This concentration means that the observed outflow patterns are primarily flowing through BlackRock's fund, making IBIT performance a key bellwether for broader Bitcoin ETF sentiment.

Market participants characterize the current outflow cycle as potentially cyclical rather than structural in nature, suggesting that the redemptions may reflect tactical profit-taking or temporary shifts in risk appetite rather than fundamental deterioration in demand for spot Bitcoin exposure. However, the duration and magnitude of the outflow streak—spanning seven consecutive weeks with two of the three largest weekly redemptions in ETF history occurring within a compressed timeframe—warrant continued scrutiny for evidence of shifting institutional sentiment toward Bitcoin as an alternative asset class.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Weex Data: The U.S. spot Bitcoin ETF experienced the second-largest weekly net outflow in history, with funds withdrawn for seven consecutive weeks