Net inflows in April. A net inflow since at least Sept, 2020. They haven't updated their page with the April data by country.
https://www.reuters.com/article/usa-treasury-securities/update-1-foreign-holdings-of-us-treasuries-rise-in-april-as-rates-stabilize-data-idUSL2N2NX2KV
NEW YORK, June 15 (Reuters) - Foreign holdings of Treasuries rose in April, data from the Treasury Department showed on Tuesday, as investors bought back U.S. government debt after yields started to decline from their highs.
Major foreign holders of Treasuries held $7.070 trillion in Treasuries in April, up from $7.028 trillion in March.
On a transaction basis, foreigners purchased $49.57 billion in Treasuries in April, after record inflows of $118.87 billion the previous month.
Japan, the largest foreign holder of U.S. sovereign paper, led the way, increasing its holdings to $1.276 trillion in April, from $1.24 trillion the previous month. Japanese investors sold Treasuries in February and March as their holdings declined.
China’s holdings, meanwhile, slid to $1.096 trillion from $1.1 trillion in March. Its stock of Treasuries has declined for two straight months.