The U.S. government's involvement in the BitcoinBTC market has been notable, with Jameson Lopp, co-founder of Casa, tracking their activities since 2014. The government has seized and sold at least 195,091 BitcoinsBTC, making a profit of over $366 million.
There are many websites to track Bitcoin treasuries of many entities include the US. government. Not only Jameson Lopp does it.