Vuong Trieu - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Vuong Trieu has filed 4 SEC Form 4 filings across 1 company in the last 90 days - buying. Lifetime open-market purchases: $46K. Historical track record: 1/5 stars across 4 tracked purchases.
Profile
Vuong Trieu holds the role of CHAIRMAN AND CEO at Oncotelic Therapeutics, Inc. (OTLC). Trieu has reported 10 insider filings with the SEC since 2024. The most recent filing was in July 2026.
| Role | CHAIRMAN AND CEO, Director, 10% Owner |
|---|---|
| Notability | 50/100 |
Board memberships
- Oncotelic Therapeutics, Inc.
Reported roles
- CHAIRMAN AND CEO
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.
| InsiderAlpha rating | ★☆☆☆☆ (1/5) |
|---|---|
| Total purchases tracked | 4 |
| Purchases with forward-return data | 4 |
| 30-day win rate | 25% |
| 90-day win rate | 100% |
| Avg 5-day return | +3.57% |
| Avg 30-day return | -6.76% |
| Avg 90-day return | +62.46% |
| Best 30-day return | +3.23% |
Trading Pattern
InsiderAlpha's records for Vuong Trieu go back to 2024: 8 primary Form 4 filings, an average of 2.7 per year. The typical open-market purchase is $5K (10 buys totaling $46K). The largest single buy on record is $11K of OTLC in 2026. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Vuong Trieu has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- CHAIRMAN AND CEO, Director, 10% Owner at Oncotelic Therapeutics, Inc. (OTLC) - 8 filings, 2024 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-02 | OTLC | Oncotelic Therapeutics, Inc. | P - Open-market purchase | 240.0K | $0.04 | $10K |
| 2026-06-25 | OTLC | Oncotelic Therapeutics, Inc. | P - Open-market purchase | 65.0K | $0.04 | $3K |
| 2026-06-25 | OTLC | Oncotelic Therapeutics, Inc. | P - Open-market purchase | 75.0K | $0.04 | $3K |
| 2026-06-25 | OTLC | Oncotelic Therapeutics, Inc. | P - Open-market purchase | 115.0K | $0.04 | $5K |
| 2026-06-17 | OTLC | Oncotelic Therapeutics, Inc. | P - Open-market purchase | 96.0K | $0.04 | $4K |
| 2026-06-17 | OTLC | Oncotelic Therapeutics, Inc. | P - Open-market purchase | 239.8K | $0.04 | $11K |
| 2025-07-08 | OTLC | Oncotelic Therapeutics, Inc. | P - Open-market purchase | 94.7K | $0.01 | $474 |
| 2025-07-08 | OTLC | Oncotelic Therapeutics, Inc. | P - Open-market purchase | 1 | $0.01 | $0 |
| 2025-07-08 | OTLC | Oncotelic Therapeutics, Inc. | P - Open-market purchase | 104.0K | $0.01 | $520 |
| 2024-11-26 | OTLC | Oncotelic Therapeutics, Inc. | P - Open-market purchase | 298.5K | $0.03 | $9K |
Companies - Last 90 Days
- Oncotelic Therapeutics, Inc. (OTLC) - 4 filings, last 2026-07-14
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Vuong Trieu has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Amit B. Shah - $1K of OTLC open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Long Wan
- Kelcy L. Warren
- V. Prem Et Al Watsa
- Alan Waxman
- Patrick Whitesell
- Gregg Williams
- Stephen T. Wills
- WINMILL CO. INC
Frequently Asked Questions
Who is Vuong Trieu?
Vuong Trieu holds the role of CHAIRMAN AND CEO at Oncotelic Therapeutics, Inc. (OTLC). Trieu has reported 10 insider filings with the SEC since 2024. The most recent filing was in July 2026.…
How many SEC Form 4 filings has Vuong Trieu submitted recently?
4 primary Form 4 filings in the last 90 days, covering 1 company.
Has Vuong Trieu been buying or selling stock?
Recorded transactions: 10 open-market purchases ($46K) and 0 open-market sales across all tracked filings.
How accurate is Vuong Trieu's historical track record?
Across 4 tracked purchases, Vuong Trieu averaged -6.8% avg 30-day return with a 25% 30-day win rate. InsiderAlpha rates the track record at 1/5 stars.
Where can I see all of Vuong Trieu's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Vuong Trieu profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.