According to Deep Tide TechFlow news on December 26, as disclosed by HODL15Capital, since the U.S. Bitcoin spot ETF listing on January 10, 2024, over 1.1 million BTC have flowed to 'strong' holders:
Newly mined Bitcoin output increased by 209,683 coins;
9 newly approved ETFs bought a total of 883,188 BTC;
MicroStrategy increased its holdings by 255,112 coins;
Grayscale GBTC reduced its holdings by 373,787 coins;
The German government sold 50,000 coins;
Approximately 504,830 coins of Bitcoin net flowed out from other holders (retail investors).