Bitcoin extended its ascent above $8,000 on Thursday, retaining its slight uptrend following remarks from Wall Street regulators that were read as mostly upbeat.

The price of a single bitcoin BTCUSD, +0.79% gained as much as 13.6% to an intraday high of $8,621.28, bouncing off a session low of $7,576.25, according to news and research site CoinDesk. The price of bitcoin remains well below a level of $10,000 seen a week ago, and its December peak above $19,000, but has recovered from a nadir around $6,000 on Tuesday.