Smaller coins such as Ether and BNB posted relatively small gyrations.
Mobius said he wouldn't invest his own cash or client money in digital assets as "it's too dangerous."
Bitcoin, Ether and other major tokens have steadied this week, a hiatus from the selloff sparked by FTX
The S&P 500 has jumped almost 15% from a June low, more than double the climb by global shares ex-U.S.
Their shares have withered this year as higher interest rates reduced the value of their future earnings gains.
The cryptocurrency is down more than 15% this month amid a broader retreat in the crypto sector.
Whether equity investors' confidence seeps into the bond market remains to be seen.
Expectations that the Fed will end tapering are a major headwind for the commodity.
The S&P 500 rose for a sixth straight month in July, and history bodes well for a good year.