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US INSIDER PROFILE · NON-SCORING RESEARCH
DO CUONG V
Chief Executive Officer | Director | President
Identity: SEC reporting-owner CIK · Reporting-owner CIK: 0001477037
Purchase history
- Companies traded
- 2
- Purchases · 12M
- 2
- Purchases · 24M
- 3
- Average purchase
- $19.6K
- Median purchase
- $19.6K
- Gross purchase value
- $39.1K
Companies: Adagene Inc. | BIOVIE INC.
3 SEC accession(s) · 0 joint-owner event(s). Values are reported Form 4 transaction values in USD.
Qualifying purchase disclosures
| Published | Company | Ticker | Role | Reported value | SEC source |
|---|---|---|---|---|---|
| 2026-08-28 | BIOVIE INC. | BIVI | Chief Executive Officer | President | $31.6K | Open filing |
| 2026-08-18 | Adagene Inc. | ADAG | Director | $7.5K | Open filing |
| 2025-08-13 | BIOVIE INC. | BIVI | Chief Executive Officer | President | — | Open filing |
Post-purchase outcomes
Excess return = stock return − S&P 500 ETF (SPY adjusted close) return. Returns start on the first shared trading session on or after publication.
| Period | Completed events | Price coverage | Hit rate | Median excess return | Average excess return | Worst excess return |
|---|---|---|---|---|---|---|
| 5D | 1Small Sample | 33.3% (1/3) | 0.0% (0/1) | -5.5% | -5.5% | -5.5% |
| 20D | 1Small Sample | 33.3% (1/3) | 0.0% (0/1) | -20.0% | -20.0% | -20.0% |
| 60D | 0No Data | 0.0% (0/1) | — | — | — | — |
| 120D | 0No Data | 0.0% (0/1) | — | — | — | — |
Research patterns
- First purchase in 12M
- 2/2
- Large purchase ≥ $100k
- 0/2
- Cluster buying · 15D
- 2/3
- Buying the dip
- 0/1
Routine / opportunistic: Not classifiable. These labels never affect the score or ranking.
Small samples remain visible but are not scored. This research enrichment never affects US-v1.1.