# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001564590-20-054742
Filing Date
2020-11-20
Accepted
2020-11-20 11:26:34
Documents
121
Period of Report
2020-09-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | geos-10k_20200930.htm iXBRL | 10-K | 3380394
2 | EX-21.1 | geos-ex211_10.htm | EX-21.1 | 7554
3 | EX-23.1 | geos-ex231_11.htm | EX-23.1 | 2359
4 | EX-31.1 | geos-ex311_6.htm | EX-31.1 | 16347
5 | EX-31.2 | geos-ex312_8.htm | EX-31.2 | 16176
6 | EX-32.1 | geos-ex321_7.htm | EX-32.1 | 5798
7 | EX-32.2 | geos-ex322_9.htm | EX-32.2 | 5255
| Complete submission text file | 0001564590-20-054742.txt |  | 15559499

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
8 | XBRL TAXONOMY EXTENSION SCHEMA | geos-20200930.xsd | EX-101.SCH | 103610
9 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | geos-20200930_cal.xml | EX-101.CAL | 103854
10 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | geos-20200930_def.xml | EX-101.DEF | 321037
11 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | geos-20200930_lab.xml | EX-101.LAB | 742897
12 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | geos-20200930_pre.xml | EX-101.PRE | 590298
13 | EXTRACTED XBRL INSTANCE DOCUMENT | geos-10k_20200930_htm.xml | XML | 3626196

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.: 201331304
SIC: 3829 Measuring & Controlling Devices, NEC