CORRECTION (12.15 UTC, Jan. 11, 2011) – Removes the reference to iShares Bitcoin pre-market premium.

BTC Price Index and Live Chart – CoinDesk”>(BTC) exchange-traded funds (ETFs) to begin trading, a representative for the firm said on Thursday.

Jennifer Rosenthal, Grayscale’s director of communications, confirmed via email that GBTC began pre-market trading this morning at 4am EST.

Click here to read the full article on bitcoin ETFs.

The Securities and Exchange Commission (SEC), the U.S. market regulator, approved Grayscale’s $27 billion Bitcoin Trust into an ETF on Wednesday. It was one of several applicants that were approved for the first by the U.S.

GBTC is charged a significantly higher fee than the other competitors. It charges investors 1.5% whereas they charge between 0.2% and 0.9%. Grayscale is relying heavily on its $27 billion worth of assets to give it an advantage over the competition.

Read more: Bitcoin ETFs – What to expect on day one

UPDATE: Adds information on GBTC premium, IBIT pricing.

Parikshit Miishra is the editor.