Updated Jul 16, 2026
DIEPHOLZ KOY W is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market purchases: $76K. Historical track record: 5/5 stars across 6 tracked purchases.

| Role | Insider |
|---|---|
| Notability | 30/100 |
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 | ★★★★★ (5/5) |
|---|---|
| Total purchases tracked | 6 |
| Purchases with forward-return data | 6 |
| 30-day win rate | 10000% |
| 90-day win rate | 10000% |
| Avg 5-day return | +294.28% |
| Avg 30-day return | +1204.93% |
| Avg 90-day return | +2576.17% |
| Best 30-day return | +4533.33% |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2025-08-13 | DYNR | DYNARESOURCE, INC. | P — Open-market purchase | 50.0K | $1.50 | $75K |
| 2025-04-16 | DYNR | DYNARESOURCE, INC. | A — Grant or award | 200 | $1.08 | $216 |
| 2025-04-16 | DYNR | DYNARESOURCE, INC. | A — Grant or award | 500 | $0.93 | $465 |
| 2022-12-28 | DYNR | DYNARESOURCE, INC. | P — Open-market purchase | 100 | $0.91 | $90 |
| 2022-12-28 | DYNR | DYNARESOURCE, INC. | P — Open-market purchase | 695 | $0.92 | $639 |
| 2022-12-28 | DYNR | DYNARESOURCE, INC. | P — Open-market purchase | 100 | $0.81 | $81 |
| 2022-12-28 | DYNR | DYNARESOURCE, INC. | P — Open-market purchase | 150 | $0.90 | $135 |
| 2022-12-28 | DYNR | DYNARESOURCE, INC. | P — Open-market purchase | 100 | $0.88 | $88 |
| 2022-12-28 | DYNR | DYNARESOURCE, INC. | A — Grant or award | 186.4K | $0.00 | |
| 2022-12-28 | DYNR | DYNARESOURCE, INC. | A — Grant or award | 700.0K | $0.00 |
DIEPHOLZ KOY W is a corporate insider — currently tracked as Insider. InsiderAlpha tracks every SEC Form 4 filing in real time.
Recorded transactions: 6 open-market purchases ($76K) and 0 open-market sales () across all tracked filings.
Across 6 tracked purchases, DIEPHOLZ KOY W averaged +1204.9% avg 30-day return with a 10000% 30-day win rate. InsiderAlpha rates the track record at 5/5 stars.
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.
Open the live DIEPHOLZ KOY W profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.