Company · CIK 1001115

# GEOSPACE TECHNOLOGIES CORP

| CIK | [1001115](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001001115) (SEC EDGAR) |
| --- | --- |
| Industry (SIC) | 3829 — Measuring & Controlling Devices, NEC |
| Incorporated in | TX |
| Business address | TX |
| Listed | GEOS (Nasdaq) |
| First annual or quarterly report | 1998-02-06 |

## Offerings

 3 registrations

| Registration | Label and status | First filed | Last event | Filings |
| --- | --- | --- | --- | --- |
| 333-177964 | Shelf Final prospectus | 2011-11-14 | 2012-02-16 | 4 |
| 333-132078 | Shelf Final prospectus | 2006-02-28 | 2006-03-24 | 2 |
| 333-124314 | Shelf Dormant | 2005-04-25 | 2005-04-25 | 1 |

## Filings

 7

| Filed | Filing | Registration | Accession |
| --- | --- | --- | --- |
| 2012-02-16 | [424B1](https://www.sec.gov/Archives/edgar/data/1001115/000119312512063950/0001193125-12-063950-index.htm) Final prospectus | 333-177964 | 0001193125-12-063950 |
| 2012-02-13 | [424B4](https://www.sec.gov/Archives/edgar/data/1001115/000119312512054532/0001193125-12-054532-index.htm) Final prospectus | 333-177964 | 0001193125-12-054532 |
| 2011-12-09 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1001115/999999999511003511/9999999995-11-003511-index.htm) Declared effective | 333-177964 | 9999999995-11-003511 |
| 2011-11-14 | [S-3](https://www.sec.gov/Archives/edgar/data/1001115/000119312511311231/0001193125-11-311231-index.htm) Shelf registered | 333-177964 | 0001193125-11-311231 |
| 2006-03-24 | [424B1](https://www.sec.gov/Archives/edgar/data/1001115/000119312506062786/0001193125-06-062786-index.htm) Final prospectus | 333-132078 | 0001193125-06-062786 |
| 2006-02-28 | [S-3](https://www.sec.gov/Archives/edgar/data/1001115/000119312506040776/0001193125-06-040776-index.htm) Shelf registered | 333-132078 | 0001193125-06-040776 |
| 2005-04-25 | [S-3](https://www.sec.gov/Archives/edgar/data/1001115/000119312505084051/0001193125-05-084051-index.htm) Shelf registered | 333-124314 | 0001193125-05-084051 |

[All filings of this company](https://equitycapital.markets/filings?cik=1001115) · [CSV](https://equitycapital.markets/filings.csv?cik=1001115)

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Source page: https://equitycapital.markets/company/1001115 · Data: U.S. SEC EDGAR · CC BY 4.0