Stock Transactions by Yao-Chung Chiang

Yao-Chung Chiang, a director at Ainos, Inc. (AIMD), reported the acquisition of company stock through transactions made by their spouse. On April 29, 2026, 100 shares were acquired at $1.75 per share, and on April 30, 2026, an additional 200 shares were acquired at $1.68 per share. These transactions were made indirectly through a spouse. Following these acquisitions, the post-transaction holdings increased, with specific details available in the filing. The reporting person directly owns 90,880 shares, as previously disclosed. This filing is Form 4, indicating a change in beneficial ownership.