🕵️ Geospace Technologies Corp ($GEOS)
SEC insider & ownership activity, last 12 months · CIK 1001115 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. Disciplined Growth Investors Inc /MN trimmed 8.8% → 8.5%. No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Disciplined Growth Investors Inc /MN | 8.5% | 13G | May 15, 2026 | filing ↗ | |
| Tieton Capital Management, LLC | 6.9% | 13G | Feb 11, 2025 | filing ↗ | |
| Vanguard Capital Management | 5.1% | 13G | Apr 29, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | May 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 7, 2026 | filing ↗ |
| Exit or disposal costs (2.05) | Apr 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 2, 2026 | filing ↗ |
| Shareholder vote (5.07) | Feb 5, 2026 | filing ↗ |
| Earnings (2.02) | Feb 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 4, 2026 | filing ↗ |
| Earnings (2.02) | Nov 20, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 20, 2025 | filing ↗ |
| Material agreement (1.01) | Aug 29, 2025 | filing ↗ |
| New financial obligation (2.03) | Aug 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 29, 2025 | filing ↗ |
| Earnings (2.02) | Aug 7, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 7, 2025 | filing ↗ |