Insider Trading for GRF
View recent insider trading activity including purchases, sales, and awards. Insider trading can provide insights into how executives view their company's prospects.
Insider Trading Summary
Shares Acquired
Sign in to see amounts
Shares Disposed
Sign in to see amounts
Net Position
Sign in to see net activity
Unlock for free
Already registered? Sign in
Recent Activity (30 Days)
No insider transactions in the past 30 days.
Quarterly Activity (3 Months)
Acquisitions: 13.4K shares
Dispositions: 0 shares
Net: 13.4K shares
Insiders have been net buyers over the quarter, suggesting potential confidence in medium-term business fundamentals.
Key Insider Activity: Oct 1, 2021 to May 22, 2026
SIMS LUKE E
ExecutiveChief Executive Officer
-290.2K shares
18 transactions
Sims David C
ExecutiveChief Financial Officer
+76.8K shares
33 transactions
Zalenko Neal F.
DirectorDirector
+15.1K shares
20 transactions
Bilkie Robert M
DirectorDirector
+2.4K shares
9 transactions
Tyler Donald G
DirectorDirector
+389 shares
15 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| May 22, 2026 | Sims David C | EChief Financial Officer | Purchase | 10.0K | $10.00 | $99,980.00 | 220.0K | View |
| May 18, 2026 | SIMS LUKE E | EChief Executive Officer | Purchase | 1.2K | $10.20 | $12,331.68 | 295.3K | View |
| May 18, 2026 | SIMS LUKE E | EChief Executive Officer | L-Small | 258 | $10.10 | $2,605.80 | 294.1K | View |
May 11, 2026 | Locked | — | — | — | — | — | — | — |
May 5, 2026 | Locked | — | — | — | — | — | — | — |
Apr 16, 2026 | Locked | — | — | — | — | — | — | — |
Mar 19, 2026 | Locked | — | — | — | — | — | — | — |
Feb 12, 2026 | Locked | — | — | — | — | — | — | — |
Feb 10, 2026 | Locked | — | — | — | — | — | — | — |
Feb 2, 2026 | Locked | — | — | — | — | — | — | — |
Jan 27, 2026 | Locked | — | — | — | — | — | — | — |
Jan 13, 2026 | Locked | — | — | — | — | — | — | — |
Jan 9, 2026 | Locked | — | — | — | — | — | — | — |
Jan 7, 2026 | Locked | — | — | — | — | — | — | — |
Jan 6, 2026 | Locked | — | — | — | — | — | — | — |
Dec 31, 2025 | Locked | — | — | — | — | — | — | — |
Dec 31, 2025 | Locked | — | — | — | — | — | — | — |
Dec 31, 2025 | Locked | — | — | — | — | — | — | — |
Dec 31, 2025 | Locked | — | — | — | — | — | — | — |
Dec 30, 2025 | Locked | — | — | — | — | — | — | — |
Dec 2, 2025 | Locked | — | — | — | — | — | — | — |
Dec 1, 2025 | Locked | — | — | — | — | — | — | — |
Nov 25, 2025 | Locked | — | — | — | — | — | — | — |
Nov 18, 2025 | Locked | — | — | — | — | — | — | — |
Nov 17, 2025 | Locked | — | — | — | — | — | — | — |
Nov 7, 2025 | Locked | — | — | — | — | — | — | — |
Oct 17, 2025 | Locked | — | — | — | — | — | — | — |
Oct 16, 2025 | Locked | — | — | — | — | — | — | — |
Oct 16, 2025 | Locked | — | — | — | — | — | — | — |
Oct 16, 2025 | Locked | — | — | — | — | — | — | — |
Oct 15, 2025 | Locked | — | — | — | — | — | — | — |
Oct 15, 2025 | Locked | — | — | — | — | — | — | — |
Oct 15, 2025 | Locked | — | — | — | — | — | — | — |
Oct 15, 2025 | Locked | — | — | — | — | — | — | — |
Sep 30, 2025 | Locked | — | — | — | — | — | — | — |
Aug 18, 2025 | Locked | — | — | — | — | — | — | — |
Jul 23, 2025 | Locked | — | — | — | — | — | — | — |
Jul 22, 2025 | Locked | — | — | — | — | — | — | — |
Jul 18, 2025 | Locked | — | — | — | — | — | — | — |
Jul 18, 2025 | Locked | — | — | — | — | — | — | — |
Jun 26, 2025 | Locked | — | — | — | — | — | — | — |
Jun 17, 2025 | Locked | — | — | — | — | — | — | — |
Apr 30, 2025 | Locked | — | — | — | — | — | — | — |
Apr 30, 2025 | Locked | — | — | — | — | — | — | — |
Apr 30, 2025 | Locked | — | — | — | — | — | — | — |
Apr 10, 2025 | Locked | — | — | — | — | — | — | — |
Apr 9, 2025 | Locked | — | — | — | — | — | — | — |
Mar 24, 2025 | Locked | — | — | — | — | — | — | — |
Dec 31, 2024 | Locked | — | — | — | — | — | — | — |
Dec 31, 2024 | Locked | — | — | — | — | — | — | — |
Dec 31, 2024 | Locked | — | — | — | — | — | — | — |
Dec 4, 2024 | Locked | — | — | — | — | — | — | — |
Dec 4, 2024 | Locked | — | — | — | — | — | — | — |
Nov 27, 2024 | Locked | — | — | — | — | — | — | — |
Oct 1, 2024 | Locked | — | — | — | — | — | — | — |
Sep 24, 2024 | Locked | — | — | — | — | — | — | — |
Sep 6, 2024 | Locked | — | — | — | — | — | — | — |
Sep 6, 2024 | Locked | — | — | — | — | — | — | — |
May 17, 2024 | Locked | — | — | — | — | — | — | — |
May 17, 2024 | Locked | — | — | — | — | — | — | — |
Apr 22, 2024 | Locked | — | — | — | — | — | — | — |
Apr 22, 2024 | Locked | — | — | — | — | — | — | — |
Apr 19, 2024 | Locked | — | — | — | — | — | — | — |
Apr 19, 2024 | Locked | — | — | — | — | — | — | — |
Feb 22, 2024 | Locked | — | — | — | — | — | — | — |
Feb 22, 2024 | Locked | — | — | — | — | — | — | — |
Dec 31, 2023 | Locked | — | — | — | — | — | — | — |
Dec 19, 2023 | Locked | — | — | — | — | — | — | — |
Aug 28, 2023 | Locked | — | — | — | — | — | — | — |
Aug 28, 2023 | Locked | — | — | — | — | — | — | — |
Aug 28, 2023 | Locked | — | — | — | — | — | — | — |
Aug 28, 2023 | Locked | — | — | — | — | — | — | — |
Aug 28, 2023 | Locked | — | — | — | — | — | — | — |
May 10, 2023 | Locked | — | — | — | — | — | — | — |
May 10, 2023 | Locked | — | — | — | — | — | — | — |
May 10, 2023 | Locked | — | — | — | — | — | — | — |
May 10, 2023 | Locked | — | — | — | — | — | — | — |
May 9, 2023 | Locked | — | — | — | — | — | — | — |
Feb 23, 2023 | Locked | — | — | — | — | — | — | — |
Feb 23, 2023 | Locked | — | — | — | — | — | — | — |
Feb 22, 2023 | Locked | — | — | — | — | — | — | — |
Feb 22, 2023 | Locked | — | — | — | — | — | — | — |
Jan 17, 2023 | Locked | — | — | — | — | — | — | — |
Dec 31, 2022 | Locked | — | — | — | — | — | — | — |
Dec 31, 2022 | Locked | — | — | — | — | — | — | — |
Dec 28, 2022 | Locked | — | — | — | — | — | — | — |
Dec 19, 2022 | Locked | — | — | — | — | — | — | — |
Sep 7, 2022 | Locked | — | — | — | — | — | — | — |
Sep 7, 2022 | Locked | — | — | — | — | — | — | — |
Aug 2, 2022 | Locked | — | — | — | — | — | — | — |
Aug 2, 2022 | Locked | — | — | — | — | — | — | — |
Jun 22, 2022 | Locked | — | — | — | — | — | — | — |
Jun 22, 2022 | Locked | — | — | — | — | — | — | — |
Jun 22, 2022 | Locked | — | — | — | — | — | — | — |
Mar 10, 2022 | Locked | — | — | — | — | — | — | — |
Mar 10, 2022 | Locked | — | — | — | — | — | — | — |
Dec 31, 2021 | Locked | — | — | — | — | — | — | — |
Dec 31, 2021 | Locked | — | — | — | — | — | — | — |
Oct 1, 2021 | Locked | — | — | — | — | — | — | — |
Oct 1, 2021 | Locked | — | — | — | — | — | — | — |
Click "View" in the SEC Filing column to access the detailed SEC form submission for each transaction.
Executive Activity:
Executives have been net sellers of GRF stock, though this may be part of planned diversification.