According to deep tide TechFlow news on December 26, since the listing of the U.S. Bitcoin spot ETF on January 10, 2024, over 1.1 million BTC have flowed to 'strong' holders:
Bitcoin's new mining output is 209,683 BTC;
Nine newly approved ETFs collectively bought 883,188 BTC;
MicroStrategy increased its holdings by 255,112 BTC;
Grayscale GBTC reduced its holdings by 373,787 BTC;
The German government sold 50,000 BTC;
Approximately 504,830 BTC net flowed out from other holders (retail investors).