| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Insider activity in GRND over the last quarter tilts toward selling: insiders offloaded a net 1,633,764 shares worth roughly $23.8M. In the past 30 days, 0 insiders bought and 2 sold.
Both insiders who sold still hold shares after their sales.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| 10% | 18.43M | $240.91M | - | |
| 10% | 6.63M | $86.62M | -500,000 | |
| CEO | 3.43M | $44.82M | - | |
| Other | 850.1K | $11.11M | - | |
| CFO | 706.7K | $9.24M | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Nov 11, 2025 | Austin J Balance65 | Chief Product Officer | Sale+OE10b5-1 | 34,160 | $15.08 | $515,236.89 | -6.2% | -30.4% | - | |
| Nov 3, 2025 | Zachary Katz70 | GC and Head of Global Affairs | Sell10b5-1 | 15,601 | $13.73 | $214,201.73 | -2.8% | -19.7% | -5.8% | |
| Oct 17, 2025 | James Fu Bin Lu46 | Director, 10% Owner | Sell | 250,000 | $13.13 | $3,282,500.00 | -1.0% | -4.2% | +8.7% | |
| Oct 16, 2025 | James Fu Bin Lu46 | Director, 10% Owner | Sell | 800,000 | $12.81 | $10,248,000.00 | -3.2% | -0.2% | +10.7% | |
| Oct 14, 2025 | Nathan Richardson64 | Director | Sell10b5-1 | 1,000 | $13.50 | $13,500.00 | -4.9% | +3.0% | +18.2% | |
| Oct 13, 2025 | Zachary Katz70 | GC and Head of Global Affairs | Sell10b5-1 | 7,645 | $12.83 | $98,074.13 | -1.4% | -0.9% | +16.8% | |
| Oct 13, 2025 | James Fu Bin Lu46 | Director, 10% Owner | Sell | 650,000 | $12.49 | $8,115,694.73 | -2.5% | -0.9% | +16.8% | |
| Oct 9, 2025 | James Fu Bin Lu46 | Director, 10% Owner | Sell | 1,000,000 | $13.15 | $13,150,000.00 | -3.8% | +7.2% | +21.8% | |
| Oct 9, 2025 | George Raymond Zage III78 | Director, 10% Owner | Buy | 1,000,000 | $13.15 | $13,150,000.00 | +14.9% | +7.2% | +21.8% | |
| Sep 15, 2025 | Zachary Katz70 | GC and Head of Global Affairs | Sell10b5-1 | 7,644 | $15.64 | $119,552.16 | -1.4% | -15.4% | -0.7% |