IBIT’s Grand Entrance: BlackRock’s Bitcoin ETF Stuns Wall Street

BlackRock’s IBIT Bitcoin ETF, that sprightly newcomer to the financial gala, has pirouetted into the U.S. ETF top 10 by weekly inflows, settling neatly at ninth place. This feat arrived as the market, in a frenzy of bullish bravado, funneled over $35.39 billion into U.S. ETFs, a sum so staggering it made even the most jaded hedge fund manager reach for the smelling salts.
![The study demonstrates how constraints progressively refine predictions for the mass-radius relation of neutron stars, narrowing the range of possible equations of state-from those based solely on chiral effective field theory, to those incorporating maximum mass limits [latex]M_{max} \leq 2.16^{+0.17}_{-0.15}[/latex], and finally, those informed by astrophysical observations of pulsars like PSR J0030+0451 and gravitational wave events like GW170817, ultimately revealing which equations of state persist under increasing scrutiny.](https://arxiv.org/html/2604.21039v1/plots/CQR-last.png)


