Top Spot Bitcoin ETFs by AUM (Mid-July 2026)

As of mid-July 2026, the largest US spot Bitcoin ETFs by Assets Under Management (AUM) are dominated by major financial institutions.

The top 3

  1. BlackRock's iShares Bitcoin Trust Leads: The iShares Bitcoin Trust (IBIT) from BlackRock holds the largest AUM among US spot Bitcoin ETFs, with approximately $50.77 billion as of July 17, 2026.
  2. Fidelity's FBTC Ranks Second in AUM: Fidelity Wise Origin Bitcoin Fund (FBTC) is the second largest US spot Bitcoin ETF by AUM, managing approximately $11.72 billion as of July 17, 2026.
  3. Grayscale Bitcoin Trust Holds Third Spot: The Grayscale Bitcoin Trust ETF (GBTC), which converted from a trust fund, held approximately $12.89 billion in AUM as of July 13, 2026, positioning it as one of the top spot Bitcoin ETFs.

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