BlackRock's iShares Bitcoin Trust (IBIT) shattered ETF growth records, becoming the fastest exchange-traded fund ever to reach both $50 billion and $80 billion in assets under management. IBIT hit $80B in just 374 days — a milestone that took Vanguard's S&P 500 ETF (VOO) nearly five times longer.
BlackRock's iShares Bitcoin Trust (IBIT) shattered ETF growth records, becoming the fastest exchange-traded fund ever to reach both $50 billion and $80 billion in assets under management. IBIT hit $80B in just 374 days — a milestone that took Vanguard's S&P 500 ETF (VOO) nearly five times longer.
BlackRock's iShares Bitcoin Trust (IBIT) has shattered ETF growth records, becoming the fastest exchange-traded fund ever to reach both $50 billion and $80 billion in assets under management.
IBIT hit $80B in just 374 days after its January 5, 2024 launch — a milestone that took Vanguard's S&P 500 ETF (VOO) nearly five times longer to achieve.
1. Institutional Bitcoin adoption is accelerating faster than any asset class
When the world's largest asset manager launches a Bitcoin ETF and it outpaces every traditional equity, bond, and commodity fund in history, the signal is clear: institutional demand for Bitcoin exposure is real, sustained, and growing.
2. The velocity is unprecedented
Previous ETF growth records were held by broad-market index funds during bull markets. IBIT broke them during a period of Bitcoin volatility — demonstrating that institutional allocation strategies are decoupling from short-term price action.
3. Market dominance is compounding
IBIT now controls 59% of all US spot Bitcoin ETF assets and holds over 700,000 BTC (~3.55% of Bitcoin's total supply). Its liquidity advantage and brand recognition are creating a flywheel effect that competitors can't match.
| Metric | IBIT | Previous Record Holder |
|---|---|---|
| Time to $50B | Fastest ever | — |
| Time to $80B | 374 days | VOO (~5x longer) |
| Current AUM (Mar 2026) | $55.77B | — |
| BTC Holdings | 700,000+ | — |
| Market Share | 59% of US spot BTC ETFs | — |
| Launch Date | January 5, 2024 | — |
Today's Bitcoin ETF outflows ($300M+ net) are a reminder that institutional flows remain volatile. Profit-taking, rebalancing, and macro sentiment all create short-term noise. But the long-term trajectory is unmistakable: IBIT's record-breaking pace suggests Bitcoin is becoming a portfolio-grade asset for the largest allocators in the world.
Capital Group ($3.3T AUM) disclosed a 10.63% stake (136M shares, ~$203M) in Metaplanet, making it the largest shareholder of Japan's premier Bitcoin treasury company. The firm already holds a position in Strategy, now extending its Bitcoin treasury thesis across two jurisdictions.
T. Rowe Price, the $1.89 trillion asset manager, launched the T. Rowe Price Active Crypto ETF (TKNZ) on NYSE Arca — the first actively managed multi-token spot crypto exchange-traded product in the marketplace. The fund holds a diversified portfolio across Bitcoin, Ethereum, BNB, XRP, Solana, and Hyperliquid, with active allocation adjustments led by Blue Macellari, Head of Digital Assets since 2022.
The SEC approved an immediately effective rule change quadrupling IBIT options position limits from 250,000 to 1,000,000 contracts, enabling up to $5B in notional options exposure per participant. The approval landed the same day BlackRock reported record $15.3T AUM and $191.7B Q2 inflows, even as IBIT shed $3.3B during the quarter.