BlackRock files a bitcoin ETF built to limit losses

BlackRock already runs the world's biggest bitcoin fund, IBIT. On Monday, it asked regulators for a second fund that works more like insurance. The new fund is called the iShares Bitcoin Managed Protect ETF. It would still rise in value when bitcoin does. But it caps how much an investor can lose if the price crashes. BlackRock is betting investors want bitcoin's upside without the full downside.

Funds like this already exist for stocks. They're often called 'buffer' funds. They trade away some upside for a cushion against a crash. Applying the idea to bitcoin is new. A protected fund lets BlackRock pitch bitcoin to people scared of a crash. They wouldn't need the price to recover first.

Keep reading — what to watch

Will investors actually trade upside for safety? That trade usually costs something, in fees or a lower gain cap. BlackRock hasn't published those terms yet. This is still just a regulatory filing. The SEC still has to approve it, and no launch date exists. Watch for the real terms once they surface. That will show how much upside this protection actually costs.