A rush of investment into Bitcoin ETFs in recent days sent the combined asset value of such investment vehicles to a record high of more than $158 billion, according to The Block, an outlet that covers digital assets. Investors placed more than a billion dollars into Bitcoin ETFs on consecutive days last week, The Block found.

Bitcoin smashed another record, rising above $123,000 Monday before giving up some of those gains. What's powering the world's largest cryptocurrency to new highs?

The Bitcoin (CRYPTO: BTC) price surged above US$123,000 in another record-setting week. Here’s what’s driving the crypto to new highs.