10 insiders reported 54 Form 4 transactions for Ainos, Inc. (AIMD) over the past 18 months (most recent 2026-06-09). Recent activity: chiang yao-chung (Director) Buy 3,500 shares, chiang yao-chung (Director) Buy 2,000 shares, chiang yao-chung (Director) Buy 250 shares, chiang yao-chung (Director) Buy 2,000 shares, chiang yao-chung (Director) Buy 500 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-09 | chiang yao-chung | Director | Buy | 3,500 | $7,175 |
| 2026-06-05 | chiang yao-chung | Director | Buy | 2,000 | $4,260 |
| 2026-06-01 | chiang yao-chung | Director | Buy | 250 | $575 |
| 2026-05-29 | chiang yao-chung | Director | Buy | 2,000 | $4,000 |
| 2026-05-20 | chiang yao-chung | Director | Buy | 500 | $825 |
| 2026-05-20 | chiang yao-chung | Director | Buy | 2,200 | $3,696 |
| 2026-05-07 | chiang yao-chung | Director | Buy | 129 | $219 |
| 2026-05-01 | chiang yao-chung | Director | Buy | 100 | $175 |
| 2026-05-01 | chiang yao-chung | Director | Buy | 200 | $336 |
| 2026-04-17 | lee ting-chuan | Director | Buy | 570,000 | $917,700 |
| 2026-04-17 | TSAI CHUN-JUNG | Director | Buy | 330,000 | $531,300 |
| 2026-04-17 | tsai chun-hsien | CEO, PRESIDENT, CHAIRMAN | Buy | 300,000 | $483,000 |
| 2026-01-29 | Taiwan Carbon Nano Technology Corp | Insider | Sell | 46,000 | $99,820 |
| 2026-01-12 | Taiwan Carbon Nano Technology Corp | Insider | Sell | 850 | $1,530 |
| 2026-01-12 | Taiwan Carbon Nano Technology Corp | Insider | Sell | 431 | $802 |
| 2025-11-26 | tsai chun-hsien | CEO, PRESIDENT, CHAIRMAN | Buy | 80,000 | $168,000 |
| 2025-11-26 | Lee Hsin-Liang Christopher | CFO | Buy | 20,000 | $42,000 |
| 2025-11-26 | chiang yao-chung | Director | Buy | 50,000 | $105,000 |
| 2025-11-26 | lee ting-chuan | Director | Buy | 80,000 | $168,000 |
| 2025-11-26 | chang wen-han | Director | Buy | 50,000 | $105,000 |
| 2025-11-26 | WEI PAO-SHENG | Director | Buy | 50,000 | $105,000 |
| 2025-11-26 | TSAI CHUN-JUNG | Director | Buy | 80,000 | $168,000 |
| 2025-11-26 | tsai chung-yi | Director | Buy | 50,000 | $105,000 |
| 2025-10-08 | Taiwan Carbon Nano Technology Corp | Insider | Sell | 7,000 | $25,130 |
| 2025-10-06 | Taiwan Carbon Nano Technology Corp | Insider | Sell | 2,000 | $7,180 |
Source: SEC Form 4 filings · as of 2026-06-09