Greenland Mines GRML Insider Ownership

NASDAQ GRML
$0.17 -0.04 (-19.03%)
As of: Aug 20, 2026 · 3:59 PM EDT

Historic Insider Ownership Trends

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Capital Markets Llc Chardan - 1,284,364 0 02 Jul, 2024
Samuel M Zentman - 1,086,440 0 06 Mar, 2026
Shalom Hirschman - 908,873 0 04 Mar, 2026
Joseph Sinkule Chief Executive Officer 6,346,700 0 06 Mar, 2026
Jeff Leblanc Chief Financial Officer 3,420,342 0 06 Mar, 2026
Capital Llc Redwoods - 3,115,000 0 11 Apr, 2022
Riad Hussein El-Dada - 350,000 0 06 Mar, 2026
Jon Mcgarity - 411,277 0 04 Mar, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
04 Mar, 2026 Samuel M Zentman Common Stock A 350,000 - 1,086,440 D A
04 Mar, 2026 Joseph Sinkule Common Stock A 2,500,000 - 6,346,700 D A
04 Mar, 2026 Riad Hussein El-Dada Common Stock A 350,000 - 350,000 D A
04 Mar, 2026 Samuel M Zentman Common Stock A 350,000 - 1,086,440 D A
04 Mar, 2026 Joseph Sinkule Common Stock A 2,500,000 - 6,346,700 D A
04 Mar, 2026 Joseph Sinkule Common Stock A 2,500,000 - 6,346,700 D A
04 Mar, 2026 Samuel M Zentman Common Stock A 350,000 - 1,086,440 D A
04 Mar, 2026 Jeff Leblanc Common Stock A 2,500,000 - 3,420,342 D A
04 Mar, 2026 Jon Mcgarity Common Stock A 350,000 - 411,277 D A
04 Mar, 2026 Jon Mcgarity Common Stock A 350,000 - 411,277 D A
04 Mar, 2026 Jon Mcgarity Common Stock A 350,000 - 411,277 D A
04 Mar, 2026 Shalom Hirschman Common Stock A 350,000 - 908,873 D A
10 Dec, 2025 Jon Mcgarity Non-Qualified Stock Option A 20,000 $0.41 60,000 D A
10 Dec, 2025 Jon Mcgarity Non-Qualified Stock Option A 20,000 $0.41 60,000 D A
10 Dec, 2025 Samuel M Zentman Non-Qualified Stock Option A 20,000 $0.41 60,000 D A
10 Dec, 2025 Riad Hussein El-Dada Non-Qualified Stock Option A 20,000 $0.41 60,000 D A
10 Dec, 2025 Samuel M Zentman Non-Qualified Stock Option A 20,000 $0.41 60,000 D A
10 Dec, 2025 Jon Mcgarity Non-Qualified Stock Option A 20,000 $0.41 60,000 D A
10 Dec, 2025 Samuel M Zentman Non-Qualified Stock Option A 20,000 $0.41 60,000 D A
25 Sep, 2025 Joseph Sinkule Common Stock A 400,000 - 4,846,700 D J