• Cryptocurrency and blockchain-related firms slide in premarket trading

• Bitcoin, the world's biggest cryptocurrency, fell 3.7% to $68,866.86, hitting three-month low; ether slipped 3.9% to $1,937.10

• Crypto exchange Coinbase Global down 2.6%, while bitcoin bull Strategy shed 2.5%

• Trading platform Robinhood Markets declined 2%

• Crypto miners also lost ground: Riot Platforms 2.2%, Mara Holdings 3.1%

• Shares of American Bitcoin , backed by the two eldest sons of President Donald Trump, slid 2%; ABTC is a majority-owned subsidiary of Hut 8 , which is down 2.7%

• Stablecoin issuer Circle Internet down 1.8%

• ProShares Bitcoin Strategy ETF and iShares Bitcoin Trust ETF fell around 4% each

• Ether-linked stocks Bitmine Immersion Technologies

and Sharplink Gaming down about 3% each

(Anand Gopal in Bengaluru)