GRMLNasdaqBiological Products, (No Diagnostic Substances)Fiscal year ends December 31Also trades as GRMLW
Greenland Mines Ltd
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 17, 2026
$5.61−0.39 (-6.50%)
Close on Oct 19, 2026
- Market cap
- $709.78M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Who owns Greenland Mines's shares
Held by institutions
–
Shares held, 13F filers
Institutional holders
–
Net institutional buying
–
Insider trades, 12 months
4 buys · 1 sales
Net bought $428.23K
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Alexander Chase Deitch | 6,687,472 | 5.50% | 13G (passive) | Mar 4, 2026 |
| Anthony A. Yoseloff | 400,410 | 8.32% | 13G (passive) | Aug 26, 2026 |
| Steven Urbach | 2,006,000 | – | 13G (passive) | Jun 21, 2024 |
| Austria Capital LLC | 2,000,000 | 9.40% | 13G (passive) | Dec 4, 2024 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | Latest filing |
|---|---|---|---|
| Joseph Sinkule | Chief Executive Officer, Director | 6,346,700 | Mar 6, 2026 |
| Jeff LeBlanc | Chief Financial Officer | 110,406 | Aug 25, 2026 |
| Jason David Sawyer | Director | 240,000 | Jul 23, 2026 |
| Jon McGarity | Director | 551,277 | Jul 20, 2026 |
| Riad Hussein El-Dada | Director | 175,000 | Jun 26, 2026 |
| Samuel M. Zentman | Director | 1,086,440 | Mar 6, 2026 |
| Shalom Hirschman | Director | 908,873 | Mar 6, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Jeff LeBlanc Chief Financial Officer | Aug 25, 2026 | Buy | +14,000 | $9.72 | $136.08K | 110,406 |
| Jason David Sawyer Director | Jul 22, 2026 | Buy | +240,000 | $0.23 | $55.20K | 240,000 |
| Jon McGarity Director | Jul 20, 2026 | Buy | +140,000 | $0.18 | $25.20K | 551,277 |
| Jeff LeBlanc Chief Financial Officer | Jul 16, 2026 | Buy | +1,400,000 | $0.18 | $252.00K | 4,820,342 |
| Riad Hussein El-Dada Director | Jun 25, 2026 | Sale | −175,000 | $0.23 | $40.25K | 175,000 |
| Jeff LeBlanc Chief Financial Officer | Mar 4, 2026 | Award | +2,500,000 | – | – | 3,420,342 |
| Shalom Hirschman Director | Mar 4, 2026 | Award | +350,000 | – | – | 908,873 |
| Samuel M. Zentman Director | Mar 4, 2026 | Award | +350,000 | – | – | 1,086,440 |
| Joseph Sinkule Chief Executive Officer, Director | Mar 4, 2026 | Award | +2,500,000 | – | – | 6,346,700 |
| Jon McGarity Director | Mar 4, 2026 | Award | +350,000 | – | – | 411,277 |
| Riad Hussein El-Dada Director | Mar 4, 2026 | Award | +350,000 | – | – | 350,000 |
| Joseph Sinkule Chief Executive Officer, Director | Sep 25, 2025 | Other | +400,000 | – | – | 4,846,700 |
| Jeff LeBlanc Chief Financial Officer | Aug 25, 2025 | Award | +200,000 | – | – | 920,342 |
| Jeff LeBlanc Chief Financial Officer | Aug 5, 2025 | Award | +156,199 | – | – | 720,342 |
| Samuel M. Zentman Director | Aug 5, 2025 | Award | +153,494 | – | – | 736,440 |
| Shalom Hirschman Director | Aug 5, 2025 | Award | +70,149 | – | – | 558,873 |
| Joseph Sinkule Chief Executive Officer, Director | Aug 5, 2025 | Award | +537,180 | – | – | 4,446,700 |
| Jon McGarity Director | Aug 5, 2025 | Award | +14,641 | – | – | 46,636 |
| Joseph Sinkule Chief Executive Officer, Director | Jul 22, 2025 | Other | −2,000,000 | – | – | 3,909,520 |
| Steven Urbach 10% owner | Jul 2, 2024 | Sale | −180,000 | $2.05 | $369.00K | 1,284,364 |
| Steven Urbach 10% owner | Jul 1, 2024 | Sale | −115,136 | $2.06 | $237.18K | 1,464,364 |
| Steven Urbach 10% owner | Jun 28, 2024 | Sale | −47,000 | $2.53 | $118.91K | 1,579,500 |
| Capital LLC Redwoods 10% owner | Apr 7, 2022 | Buy | +37,500 | $10.00 | $375.00K | 3,115,000 |
| Capital LLC Redwoods 10% owner | Apr 4, 2022 | Buy | +377,500 | $10.00 | $3.78M | 3,077,500 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| El-Dada Riad Director | Oct 1, 2026 | 3,500 | $31.89K | Oct 1, 2026 | Acquired as compensation -- Restricted Stock Units |
| El-Dada Riad Director | Jun 24, 2026 | 175,000 | $39.94K | Jun 24, 2026 | Acquired as compensation -- Performance Awards |