BFI Infinity Ltd. has initiated a stake in the Defiance Quantum ETF, as indicated by a recent SEC filing. The Defiance Quantum ETF has reportedly reached new heights, with some outlets suggesting it has surpassed $3 billion or $4 billion in assets and earned a 5-star Morningstar rating, although the exact figure is unclear. The fund's performance has been notable, with some investors considering it a strong option amidst a quantum boom.