Bitcoin has new buyers in the form of some of Wall Street’s biggest players, and they’re gathering some enormous treasuries.

Bitcoin ETFs in the US are now sitting on almost 4% of all bitcoin in existence.

Spot funds overall held 776,464 BTC ($47.7 billion) on Friday morning, per BitMEX Research. 

There’s currently 19.64 million BTC ($1.21 trillion) in circulation, with an eventual limit of 21 million to be reached over the next century or so.

Read more: Stop worrying so much about the next Bitcoin halving 

Led by Grayscale’s Bitcoin Trust (GBTC), the set of 10 physically-backed funds launched on Jan. 11 now boast some of the largest stashes in the space. 

GBTC alone held…

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