As of September 29, 2026, the three largest insider holders of DYNR are Gareth Nichol (TenPercentOwner, 7.43Mn shares), Matthew K Rose (Director, 4.39Mn shares), Koy W Diepholz (Ceo, 3.23Mn shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Gareth Nichol | TenPercentOwner | 7,425,768 | 0 | 7,425,768 | 35.6% | 02 Sep, 2026 |
| 2 | Koy W Diepholz | Ceo | 6,411,400 | 0 | 6,411,400 | 30.7% | 15 Aug, 2025 |
| 3 | Matthew K Rose | Director, TenPercentOwner | 0 | 4,389,304 | 4,389,304 | 21.0% | 08 Sep, 2026 |
| 4 | Post Rail, Llc Golden | Director, TenPercentOwner | 2,655,361 | 0 | 2,655,361 | 12.7% | 30 Jun, 2022 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 01 Sep, 2026 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 1,913,889 | — | — | 4,389,304 | Indirect |
| 01 Sep, 2026 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 1,913,889 | — | — | 1,913,889 | Indirect |
| 01 Sep, 2026 | Gareth Nichol | TenPercentOwner | Acquired P | 2,000,000 | — | — | 7,425,768 | Direct |
| 01 Sep, 2026 | Gareth Nichol | TenPercentOwner | Acquired P | 2,000,000 | — | — | 2,000,000 | Direct |
| 13 Aug, 2025 | Koy W Diepholz | TenPercentOwner | Acquired P | 50,000 | $1.50 | $75.00K | 3,230,700 | Direct |
| 17 Apr, 2025 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 200,000 | $1.00 | $200.00K | 2,475,415 | Indirect |
| 16 Apr, 2025 | Koy W Diepholz | Director, TenPercentOwner | Acquired A | 500 | $0.93 | $465 | 3,180,500 | Direct |
| 17 Apr, 2025 | Koy W Diepholz | Director, TenPercentOwner | Acquired A | 200 | $1.08 | $216 | 3,180,700 | Direct |
| 18 Oct, 2024 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 1,495,000 | $1.04 | $1.55Mn | 2,275,415 | Indirect |
| 27 Jun, 2024 | Post Rail, Llc Golden | Director, TenPercentOwner | Acquired P | 1,552,795 | $1.61 | $2.50Mn | 1,552,795 | Direct |
| 04 Dec, 2023 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 42,698 | $2.24 | $95.64K | 491,479 | Direct |
| 17 Nov, 2023 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 24,000 | $2.22 | $53.28K | 448,781 | Direct |
| 22 Sep, 2023 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 39,900 | $2.57 | $102.54K | 424,781 | Direct |
| 20 Sep, 2023 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 20,000 | $2.62 | $52.40K | 384,881 | Direct |
| 05 Sep, 2023 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 10,000 | $2.60 | $26.00K | 364,881 | Direct |
| 23 Aug, 2023 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 9,900 | $2.68 | $26.53K | 344,881 | Direct |
| 24 Aug, 2023 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 10,000 | $2.70 | $27.00K | 354,881 | Direct |
| 18 Aug, 2023 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 20,142 | $2.65 | $53.38K | 321,421 | Direct |
| 21 Aug, 2023 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 13,560 | $2.69 | $36.48K | 334,981 | Direct |
| 16 Aug, 2023 | Matthew K Rose | Director, TenPercentOwner | Acquired P | 9,800 | $2.45 | $24.01K | 301,279 | Direct |