• Cryptocurrency and blockchain-related companies rise in premarket trading after Bitcoin climbs more than 6% to the highest level since late May

• Crypto stocks gained in the previous session after U.S. President Donald Trump called on Congress to pass a crypto bill, as well as a boost to risk assets following the Treasury Department's move to support ​long-duration bonds

• Crypto exchange Coinbase Global gains 6.1%

• Crypto miner Bit Digital advances 4.7%, while Hut 8 adds 2.9%

• Mara Holdings climbs 5.2%, while Riot Platforms Inc rises 3.3%

• ProShares Bitcoin Strategy ETF gains 6.8% and iShares Bitcoin Trust ETF 6.7%

(Reporting by Tharuniyaa Lakshmi in Bengaluru)