Skip to contentchang wen-han — AMARILLO BIOSCIENCES INC insider: 17 transactions · InsiderLensInsider trading activity of chang wen-han
- Transactions on record
- 17
- since Dec 9, 2021
- Open-market buys
- 1
- $1M
- Open-market sells
- 0
- Companies traded
- 1
- last filing Nov 26, 2025
Figures computed from official regulatory filings — methodology.
Companies where chang wen-han has traded
Track record of chang wen-han
Insufficient history for a statistical track record (fewer than 5 open-market buys).
Transaction history of chang wen-han
Co-insiders of chang wen-han
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COY GARY WAYNEAMARILLO BIOSCIENCES INC
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| Nov 26, 2025 | Award | 50,000 | 2.10 USD | $105K | SEC |
| Nov 26, 2025 | OtherD | -50,000 | — | — | SEC |
| Nov 26, 2025 | AwardD | 50,000 | — | — | SEC |
| Mar 12, 2025 | AwardD | 150,000 | — | — | SEC |
| Mar 12, 2025 | OtherD | -150,000 | — | — | SEC |
| Mar 12, 2025 | Award | 150,000 | 0.46 USD | $69K | SEC |
| Jan 31, 2025 | Award | 1,468 | 0.68 USD | $998.2 | SEC |
| Jan 31, 2025 | AwardD | 1,468 | — | — | SEC |
| Jan 31, 2025 | OtherD | -1,468 | — | — | SEC |
| Feb 2, 2024 | OtherD | -1,466 | — | — | SEC |
| Feb 2, 2024 | Award | 1,466 | 0.94 USD | $1.4K | SEC |
| Nov 28, 2023 | Award | 250,000 | 0.60 USD | $150K | SEC |
| Nov 28, 2023 | OtherD | -7,333 | — | — | SEC |
| Apr 12, 2023 | OtherD | -7,333 | 0.90 USD | $6.6K | SEC |
| Apr 12, 2023 | Award | 7,333 | 0.90 USD | $6.6K | SEC |
| Jul 29, 2022 | AwardD | 330,000 | 0.00 USD | $0 | SEC |
| Dec 9, 2021 | Buy | 4,000,000 | 0.25 USD | $1M | SEC |