Cumulative trading volume for U.S. spot Bitcoin exchange-traded funds surpassed $200 billion on Tuesday, less than three months after the Securities and Exchange Commission approved ETFs from BlackRock, Fidelity, Bitwise and others.

Spot Bitcoin ETF cumulative trading volume has nearly doubled in the last month alone — from when total volume first crossed the $100 billion mark on March 8 — to hit $201.7 billion by the close of trading yesterday, according to The Block’s data dashboard.

Tuesday’s spot Bitcoin ETF trading volume came in at $2.9 billion, significantly down from a peak of $9.9 billion on March 5. BlackRock’s IBIT led yesterday’s volume, generating $1.4 billion in trading, followed by Grayscale’s GBTC and Fidelity’s FBTC on $677 million and $488 million, respectively.

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