Duan Yongping, through his H&H International Investment account, has added Circle to his portfolio, according to SEC Form 13F filings. As of March 31, 2026, Duan held 200,000 shares of Circle, valued at $19.08 million, with an average purchase price of $95.41 per share. This investment represents 0.1% of his total portfolio, which is valued at approximately $20.004 billion.