An indicator meant to measure the rate at which an asset is being bought or sold may foretell a future bump for the price of bitcoin.
Bitcoin rallied more than 33 percent in April, making it the coin's best month of the year to date.
The price of ether, the cryptocurrency of the ethereum network, fell below $400 on Thursday for the first time since November.
Bitcoin's price is back below $8,000, a move that comes amid a broader decline in the global cryptocurrency market.
Bitcoin's price dropped sharply for the second day in a row, despite recovering to past $10,000 after Wednesday's fall.
Bitcoin's price fell more than $1,000 on Wednesday, dropping below $9,500 before recovering back above that level.
After a January correction which saw bitcoin shed $8,000, the world's largest cryptocurrency began making a comeback on Tuesday.
As might be expected, Tuesday's Senate hearing touched on cryptocurrencies' volatility. But the head of the CFTC put the matter in perspective.
Bitcoin prices dropped below $7,00 for the first time since mid-November on Monday.
The price of bitcoin has fallen below $9,000 for the first time in two months, representing a decline of roughly 11% on the day.