BlackRock’s Bitcoin ETF Might Have Trading Support of Heavyweights Like Jane Street, Jump and Virtu: Source

“Several market makers were pulling back and being quite cautious because there was some heavy cracking down on exchanges,” said James Butterfill, head of research at CoinShares, a provider of crypto exchange-traded products. “But since the Grayscale ruling, we’ve seen a very real change in stance from the SEC.”