Wall Street's spot bitcoin exchange-traded funds (ETFs) set a new record this week, but unlike in the recent past, crypto traders may be less than enthusiastic about this latest milestone: five straight days of net outflows. 

Over the past week, the ten ETFs saw total outflows of $888 million, led by a day of record-breaking outflows from Grayscale's GBTC on Monday, March 18 according to data from BitMEX Research. The five-day streak of net outflows is the longest seen thus far, besting a four-day streak from January of this year. 

The strong outflows were matched by weak inflows. Blackrock's IBIT, which captures almost half the market, saw record-low inflows of $49.3 million on Wednesday, March 20, only for that record to be broken on Friday, when IBIT received only $18.9 …