# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001564590-18-029718
Filing Date
2018-11-16
Accepted
2018-11-16 10:47:03
Documents
121
Period of Report
2018-09-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K 2018 | geos-10k_20180930.htm | 10-K | 3711737
2 | EX-21.1 | geos-ex211_9.htm | EX-21.1 | 7230
3 | EX-23.1 | geos-ex231_7.htm | EX-23.1 | 2524
4 | EX-23.2 | geos-ex232_327.htm | EX-23.2 | 3307
5 | EX-31.1 | geos-ex311_8.htm | EX-31.1 | 16352
6 | EX-31.2 | geos-ex312_13.htm | EX-31.2 | 16180
7 | EX-32.1 | geos-ex321_6.htm | EX-32.1 | 5803
8 | EX-32.2 | geos-ex322_10.htm | EX-32.2 | 5257
9 | GRAPHIC | gicoxgw244ri000001.jpg | GRAPHIC | 39018
| Complete submission text file | 0001564590-18-029718.txt |  | 15081176

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
10 | XBRL INSTANCE DOCUMENT | geos-20180930.xml | EX-101.INS | 4030519
11 | XBRL TAXONOMY EXTENSION SCHEMA | geos-20180930.xsd | EX-101.SCH | 88050
12 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | geos-20180930_cal.xml | EX-101.CAL | 94151
13 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | geos-20180930_def.xml | EX-101.DEF | 269024
14 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | geos-20180930_lab.xml | EX-101.LAB | 635048
15 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | geos-20180930_pre.xml | EX-101.PRE | 503802

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.: 181188935
SIC: 3829 Measuring & Controlling Devices, NEC