Odaily Planet Daily News Heyapollo data shows that on May 23, BTC ETFs held a total of 1,598 BTC. This figure is more than 3.5 times the daily mining reward of about 450 BTC. BlackRock IBIT now holds 284,518 BTC, while Grayscale's GBTC holds 289,079 BTC, with a difference of only 4,561 BTC. (Cryptoslate)