Greenland Mines Ltd.
Last updated September 27, 2026
Organization details
- Legal name
- Greenland Mines Ltd.
- Former names
- Klotho Neurosciences, Inc. ANEW Medical, Inc. Redwoods Acquisition Corp.
- Ownership
- Public
- Status
- Active
- SIC code
- 2836 — Biological Products, (No Diagnostic Substances)
- Headquarters city
- Omaha
- Headquarters state / province
- Nebraska
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- GRML
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001907223
- EIN
- 86-2727441
Board of directors
-
Jason David Sawyer · DirectorSince 2026
-
Jon McGarity · DirectorSince 2025
-
Joseph Sinkule · Director · Chief Executive OfficerSince 2025
-
Riad Hussein El-Dada · DirectorSince 2025
-
Samuel M. Zentman · DirectorSince 2025
-
Shalom Hirschman · DirectorSince 2025
Chief executives
Joseph Sinkule
· Chief Executive Officer
Dates unknown
Board connections
2 of this board's directors also sit on 4 other boards.
- via Samuel M. Zentman
- via Jason David Sawyer
- via Jason David Sawyer
- via Jason David Sawyer
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $462,126
- 4 purchases by 3 insiders
- Sold, last 12 months
- $40,250
- 1 sale by 1 insider
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 25, 2026 | LeBlanc Jeff Officer (Chief Financial Officer) | Open-market purchase | +14,000 | $9.72 | $136,080 |
| Jul 22, 2026 | Jason David Sawyer Director | Open-market purchase | +240,000 | $0.23 | $55,944 |
| Jul 20, 2026 | Jon McGarity Director | Open-market purchase | +140,000 | $0.18 | $24,822 |
| Jul 16, 2026 | LeBlanc Jeff Officer (Chief Financial Officer) | Open-market purchase | +1,400,000 | $0.18 | $245,280 |
| Jun 25, 2026 | Riad Hussein El-Dada Director | Open-market sale | −175,000 | $0.23 | $40,250 |
| Mar 4, 2026 | LeBlanc Jeff Officer (Chief Financial Officer) | Grant or award | +2,500,000 | — | — |
| Mar 4, 2026 | Riad Hussein El-Dada Director | Grant or award | +350,000 | — | — |
| Mar 4, 2026 | Samuel M. Zentman Director | Grant or award | +350,000 | — | — |
| Mar 4, 2026 | Shalom Hirschman Director | Grant or award | +350,000 | — | — |
| Mar 4, 2026 | Jon McGarity Director | Grant or award | +350,000 | — | — |
| Mar 4, 2026 | Joseph Sinkule Director, Officer (Chief Executive Officer) | Grant or award | +2,500,000 | — | — |
| Sep 25, 2025 | Joseph Sinkule Director, Officer (Chief Executive Officer) | Other | +400,000 | — | — |
| Aug 25, 2025 | LeBlanc Jeff Officer (Chief Financial Officer) | Grant or award | +200,000 | — | — |
| Aug 5, 2025 | Shalom Hirschman Director | Grant or award | +70,149 | — | — |
| Aug 5, 2025 | Jon McGarity Director | Grant or award | +14,641 | — | — |
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