The latest surge in interest for US bitcoin ETFs is putting additional pressure on firms that currently don’t offer their clients access to them, industry watchers say. 

The 10-fund segment notched record net inflows of $673 million on Feb. 28. Combined trade volumes reached $7.6 billion that day, shattering the previous record of about $4.5 billion set during the ETFs’ first day on the market.  

Last week’s weekly inflow total for the funds was roughly $1.7 billion — second only to the amount of more than $2.2 billion seen from Feb. 12 to Feb. 16. The trading volumes of the bitcoin ETFs reached new heights, amounting to about $22 billion from Feb. 26 to March 1.

“That…

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