| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 11/21/2022 | GEOSPACE TECHNOLOGIES CORP | GEOS | Grant | Common Stock | 2k | $0.00 | $0 | | 11/21/2022 |
| 11/18/2021 | GEOSPACE TECHNOLOGIES CORP | GEOS | Grant | Common Stock | 8k | $0.00 | $0 | | 11/18/2021 |
| 11/19/2020 | GEOSPACE TECHNOLOGIES CORP | GEOS | Grant | Common Stock | 9.5k | $0.00 | $0 | | 11/19/2020 |
| 11/26/2019 | GEOSPACE TECHNOLOGIES CORP | GEOS | Grant | Common Stock | 9k | $0.00 | $0 | | 11/26/2019 |
| 11/21/2019 | GEOSPACE TECHNOLOGIES CORP | GEOS | Grant | Common Stock | 4k | $0.00 | $0 | | 11/21/2019 |
| 11/27/2018 | GEOSPACE TECHNOLOGIES CORP | GEOS | Grant | Common Stock | 10.4k | $0.00 | $0 | | 11/27/2018 |
| 11/16/2017 | GEOSPACE TECHNOLOGIES CORP | GEOS | Grant | Common Stock | 18.5k | $0.00 | $0 | | 11/16/2017 |
| 12/05/2012 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 14.8k | $76.29 | $1.1M | | 12/05/2012 |
| 12/05/2012 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 229 | $76.73 | $17.6k | | 12/05/2012 |
| 12/05/2012 | GEOSPACE TECHNOLOGIES CORP | GEOS | Exercise | Options (right to buy) | 15k | $8.78 | $131.7k | | 12/05/2012 |
| 07/27/2012 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 169 | $100.00 | $16.9k | | 07/27/2012 |
| 07/13/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 350 | $102.96 | $36k | | 07/13/2011 |
| 07/13/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 595 | $103.37 | $61.5k | | 07/13/2011 |
| 07/13/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 1.1k | $104.43 | $110.2k | | 07/13/2011 |
| 07/13/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 2k | $103.30 | $206.6k | | 07/13/2011 |
| 07/13/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 2k | $104.10 | $211k | | 07/13/2011 |
| 04/05/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Exercise | Options (right to buy) | 1000 | $7.12 | $7.1k | | 04/04/2011 |
| 04/05/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 1000 | $100.38 | $100.4k | | 04/04/2011 |
| 04/04/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 640 | $100.14 | $64.1k | | 04/04/2011 |
| 04/04/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Exercise | Options (right to buy) | 640 | $7.12 | $4.6k | | 04/04/2011 |
| 03/09/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 300 | $100.00 | $30k | | 03/08/2011 |
| 03/09/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Exercise | Options (right to buy) | 300 | $7.12 | $2.1k | | 03/08/2011 |
| 03/08/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 3.6k | $100.13 | $364.8k | | 03/08/2011 |
| 03/08/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Exercise | Options (right to buy) | 3.6k | $7.12 | $25.9k | | 03/08/2011 |
| 03/07/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Exercise | Options (right to buy) | 3.3k | $7.12 | $23.4k | | 03/04/2011 |
| 03/07/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 2.2k | $101.14 | $221.7k | | 03/04/2011 |
| 03/07/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 1.1k | $100.34 | $110.2k | | 03/04/2011 |
| 03/04/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 2k | $100.05 | $200.1k | | 03/04/2011 |
| 03/04/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Exercise | Options (right to buy) | 2k | $7.12 | $14.2k | | 03/04/2011 |
| 03/01/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 169 | $100.10 | $16.9k | | 02/28/2011 |
| 03/01/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Exercise | Options (right to buy) | 169 | $7.12 | $1.2k | | 02/28/2011 |
| 02/28/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Exercise | Options (right to buy) | 4k | $7.12 | $28.5k | | 02/28/2011 |
| 02/28/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 3k | $100.35 | $301.2k | | 02/28/2011 |
| 02/28/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 500 | $101.24 | $50.6k | | 02/28/2011 |
| 02/28/2011 | GEOSPACE TECHNOLOGIES CORP | GEOS | Sale | Common Stock, par value $.01 per share | 499 | $102.36 | $51.1k | | 02/28/2011 |
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