# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001564590-21-057727
Filing Date
2021-11-19
Accepted
2021-11-19 13:38:12
Documents
116
Period of Report
2021-09-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K 2021 | geos-10k_20210930.htm iXBRL | 10-K | 3526079
2 | EX-21.1 | geos-ex211_8.htm | EX-21.1 | 6184
3 | EX-23.1 | geos-ex231_6.htm | EX-23.1 | 2357
4 | EX-31.1 | geos-ex311_10.htm | EX-31.1 | 16349
5 | EX-31.2 | geos-ex312_7.htm | EX-31.2 | 16176
6 | EX-32.1 | geos-ex321_9.htm | EX-32.1 | 5798
7 | EX-32.2 | geos-ex322_11.htm | EX-32.2 | 5257
| Complete submission text file | 0001564590-21-057727.txt |  | 15846180

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
8 | XBRL TAXONOMY EXTENSION SCHEMA | geos-20210930.xsd | EX-101.SCH | 99459
9 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | geos-20210930_cal.xml | EX-101.CAL | 113785
10 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | geos-20210930_def.xml | EX-101.DEF | 293142
11 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | geos-20210930_lab.xml | EX-101.LAB | 720601
12 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | geos-20210930_pre.xml | EX-101.PRE | 560133
13 | EXTRACTED XBRL INSTANCE DOCUMENT | geos-10k_20210930_htm.xml | XML | 3746976

Mailing Address 7007 PINEMONT DR. HOUSTON TX 77040
Business Address 7007 PINEMONT DR. HOUSTON TX 77040 7139864444
GEOSPACE TECHNOLOGIES CORP (Filer) CIK: 0001001115 (see all company filings)

EIN.: 760447780 | State of Incorp.: TX | Fiscal Year End: 0930
Type: 10-K | Act: 34 | File No.: 001-13601 | Film No.: 211427726
SIC: 3829 Measuring & Controlling Devices, NEC