These guys are already buying Bitcoin
BlackRock etc is very likely already buying bitcoin
How do I know this?
They already told us they would be!
BlackRock put out a statement several weeks back that said they would be seeding their fund in anticipation of the ETF approval in the coming weeks.
It's already started.
(Source: https://twitter.com/rovercrc/status/1731393363377795096/photo/1)