Ding Xia's Transactions in USANA Health Sciences Inc. Common Stock and Restricted Stock Units

On October 23, 2025, Ding Xia, a director of USANA Health Sciences Inc., engaged in several transactions involving the company's common stock and restricted stock units. Xia acquired 1,057 shares of common stock at $0 per share, increasing his total holdings to 6,394 shares. He also disposed of 476 shares at $20.63 per share, reducing his holdings to 5,918 shares. Additionally, Xia disposed of 1,057 restricted stock units, which represent a contingent right to receive one share of common stock each, leaving him with 2,115 units. These transactions were reported in a Form 4 filing with the SEC.