IBIT’s 0.25% Fee Saves $1,250 a Year Versus GBTC

BlackRock’s iShares Bitcoin Trust and Grayscale Bitcoin Trust both provide brokerage-account exposure to Bitcoin, but their fees create a large long-term cost gap. IBIT charges a 0.25% sponsor fee, while GBTC charges 1.50%.

On a $100,000 position, those rates equal $250 a year for IBIT and $1,500 for GBTC, a difference of $1,250. The calculation uses the stated annual fees and assumes the position remains at $100,000. Actual dollar fees change as the position value moves.

Neither fund sends a separate invoice. The sponsor pays expenses from trust assets, so each share gradually represents slightly less Bitcoin than it otherwise would. All else equal, the higher-fee product should lag the underlying asset by more over long holding periods.

The structures are similar but not identical to ordinary mutual funds. Both are exchange-traded Bitcoin trusts and are not registered under the Investment Company Act of 1940. Investors still face Bitcoin volatility, tracking differences, bid-ask spreads and custody arrangements in addition to sponsor fees.

Switching is not automatically optimal in a taxable account. Selling GBTC realizes a gain or loss, and long-time holders may have large embedded gains from before its 2024 conversion. A tax bill can exceed several years of fee savings. Investors need to compare the expected annual saving with tax due on specific lots and the intended holding period.

The decision is simpler inside an IRA or another tax-deferred account because a sale generally does not create a current taxable gain. New contributions can also go to the lower-fee fund without forcing a sale of existing GBTC shares.

IBIT’s lower fee is a measurable advantage, not a promise of better short-term performance. Both products hold the same volatile asset, and taxes can dominate the fee arithmetic for existing taxable positions. Account type, cost basis and time horizon determine whether the $1,250 annual difference is worth realizing a gain today.