| 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 |
|---|---|---|---|---|---|---|---|---|---|
Classified under Chemicals (Materials sector), GLGI's insider flows are most useful compared with peers in the same group.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| CEO | 8.88M | $5.15M | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|
| Dec 22, 2025 | Kruger Warren F | CEO &CFO | Buy | 17,500 | $0.58 | $10,150.00 | +0.2% | |
| Nov 11, 2025 | Kruger Warren F | CEO &CFO | Buy | 5,000 | $0.71 | $3,530.50 | - | |
| Oct 15, 2025 | Lockard Drew T. | Director | Buy | 64,600 | $1.22 | $79,070.00 | +538.3% | |
| Oct 30, 2023 | Lockard Drew T. | Director | Buy | 12,000 | $1.03 | $12,400.00 | New | |
| Feb 1, 2023 | Kruger Warren F | CEO &President | Buy | 5,000 | $0.46 | $2,300.00 | - | |
| Oct 14, 2021 | Kruger Warren F | CEO &President | Buy | 450 | $1.12 | $504.00 | - | |
| Oct 13, 2020 | Kruger Warren F | CEO &President | Buy | 5,000 | $0.89 | $4,435.00 | - | |
| Sep 4, 2020 | Kruger Warren F | CEO &President | Buy | 1,000 | $1.02 | $1,016.50 | - | |
| Aug 26, 2020 | Lebarre Larry J. | Director | Buy | 200,000 | $0.90 | $180,000.00 | +62.5% | |
| Jul 29, 2020 | Lebarre Larry J. | Director | Sell | 77,000 | $0.90 | $69,105.00 | -19.4% |