chiang yao-chung insider trades
chiang yao-chung has filed 15 Form 4s with the SEC that we hold, all for Ainos, Inc. (AIMD), as Director. Across all of them we count 10 purchases worth $321.3K and 0 sales worth $0 reported on Form 4. In the last 12 months: 9 purchases ($21.3K) and 0 sales ($0). The largest single trade was a purchase of 150,000 shares of Ainos, Inc. worth $300.0K, dated 2021-12-06. The first filing on our record is dated 2021-12-09 and the latest 2026-06-09.
Ainos, Inc. (AIMD)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-12-06 | P, purchase reported on Form 4 | 150,000 | $300.0K | 2021-12-09 |
| 2026-04-29 | P, purchase reported on Form 4 | 100 | $175 | 2026-05-01 |
| 2026-04-30 | P, purchase reported on Form 4 | 200 | $336 | 2026-05-01 |
| 2026-05-05 | P, purchase reported on Form 4 | 129 | $219 | 2026-05-07 |
| 2026-05-18 | P, purchase reported on Form 4 | 500 | $825 | 2026-05-20 |
| 2026-05-19 | P, purchase reported on Form 4 | 2,200 | $3.7K | 2026-05-20 |
| 2026-05-27 | P, purchase reported on Form 4 | 2,000 | $4.0K | 2026-05-29 |
| 2026-05-28 | P, purchase reported on Form 4 | 250 | $575 | 2026-06-01 |
| 2026-06-03 | P, purchase reported on Form 4 | 2,000 | $4.3K | 2026-06-05 |
| 2026-06-05 | P, purchase reported on Form 4 | 3,500 | $7.2K | 2026-06-09 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1859317) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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