Recent data from SoSoValue reveals significant shifts in Bitcoin spot ETF activity on May 27th. Blackrock’s IBIT ETF surged with a remarkable $409 million single-day inflow, bringing its total net inflow to $48.394 billion. Meanwhile, Grayscale’s Bitcoin Mini Trust ETF (BTC) followed with an inflow of $36.029 million, reaching a cumulative total of $1.414 billion. However, Ark Invest and 21Shares’ ARKB ETF faced the largest single-day outflow of $38.335 million, resulting in a historical net inflow of $2.687 billion. As per the latest report, the total net asset value of Bitcoin spot ETFs stands at $132.895 billion with an ETF net asset ratio of 6.1%, reflecting only 6.1% of Bitcoin’s overall market value. The cumulative historical inflows reach a significant $44.911 billion.