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BlackRock files for a Bitcoin ETF with options-based downside protection

BlackRock filed a preliminary SEC prospectus for PBIT, a Bitcoin fund using IBIT options instead of holding BTC, as rivals already offer similar products.

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what happened

BlackRock has sent a preliminary prospectus to the SEC for a Bitcoin product called the iShares Bitcoin Managed Protection ETF, ticker PBIT, Cointelegraph reports. The vehicle would not hold coins outright. Instead, it would rely on options linked to IBIT, the firm's flagship spot Bitcoin fund and the largest of its kind by assets, which reported $65.7 billion under management on Monday.

Bloomberg ETF analyst James Seyffart noted that this would be BlackRock's third Bitcoin filing, although buffered Bitcoin funds from Calamos, First Trust and Innovator already trade. PBIT plans to layer three overlapping option sets, typically rolling one over each month. Each layer targets a maximum loss of roughly 10% before fees, yet it also caps the upside. BlackRock warned there is no fixed protection level or ceiling, so investors could take heavier losses.

BlackRock's Ether fund, ETHA, holds about $8 billion. The company has not yet launched spot funds for Solana or XRP, a gap that ETF Store president Nate Geraci called surprising in a post on X, adding that BlackRock appears firmly committed to BTC and ETH for now.

why it matters

The signal for markets is that large asset managers are packaging Bitcoin into products with capped risk and capped returns, rather than widening their lineups with new coins. If such structured funds gain traction, some inflows could move away from plain spot ETFs. The filing is only preliminary, so its real market impact remains unclear.

market impact

Bitcoin ETFs: capped-return products could pull inflows away from plain spot funds

tags

CryptoETF

instruments

BTCIBITETHAPBIT

sources

  1. BlackRock files for third Bitcoin ETF, still no Solana or XRP — Cointelegraph, 20 October 2026 at 08:12 UTC

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