GEOSPACE TECHNOLOGIES CORP

Nasdaq:GEOS

Measuring & Controlling Devices, NEC·HOUSTON, TX

Geospace Technologies Corporation is a manufacturer of specialized electronics and seismic data acquisition equipment used in the oil and gas industry. Geospace Technologies has been publicly traded on the NASDAQ stock exchange since November 1997.

CEO

Kelley Richard James

Financials

20 shown

Type	Period	Ended	Filed
10-Q	Q4 2025	12/31/25	2/12/26	→
10-K	FY 2025	9/30/25	11/21/25	→
10-Q	Q2 2025	6/30/25	8/8/25	→
10-Q	Q1 2025	3/31/25	5/9/25	→
10-Q	Q4 2024	12/31/24	2/6/25	→
10-K	FY 2024	9/30/24	11/22/24	→
↓

Earnings Releases (8-K)

32 shown

Filed	Period
2/4/26	Q2 FY2026	→
11/20/25	Q1 FY2026	→
8/8/25	Q4 FY2025	→
5/9/25	Q3 FY2025	→
2/5/25	Q2 FY2025	→
11/21/24	Q1 FY2025	→
↓

News (8-K)

48 shown

Filed	Type	Description
2/5/26	Vote	Submission of Matters to a Vote of Security Holders	→
9/4/25	Agreement	Entry into a Material Definitive Agreement	→
3/4/25	Agreement	Entry into a Material Definitive Agreement	→
2/6/25	Vote	Submission of Matters to a Vote of Security Holders	→
1/10/25	Exec Change	Departure or Appointment of Directors or Certain Officers	→
11/26/24	Exec Change	Departure or Appointment of Directors or Certain Officers	→
↓

Prospectuses & Registrations

20 shown

Filed	Form	Description
8/27/21	S-8	S-8	→
5/21/14	S-8	S-8	→
2/16/12	424B1	DEFINITIVE PROSPECTUS SUPPLEMENT	→
2/14/12	FWP	FREE WRITING PROSPECTUS	→
2/13/12	424B4	PRELIMINARY PROSPECTUS SUPPLEMENT	→
11/14/11	S-3	S-3	→
↓

Filing History(1000 filings)

TypeDateAccessionPeriodSize

SCHEDULE 13G/A

Feb 17, 2026

0001050442-26-000005

—

6.6 KB

10-Q

Feb 12, 2026

0001437749-26-003977FORM 10-Q

Dec 31, 2025

5.7 MB

Feb 9, 2026

0001437749-26-003437FORM 4

Feb 9, 2026

4.1 KB

Feb 9, 2026

0001437749-26-003435FORM 4

Feb 9, 2026

4.8 KB

Feb 9, 2026

0001437749-26-003433FORM 4

Feb 9, 2026

4.2 KB

Feb 9, 2026

0001437749-26-003431FORM 4

Feb 9, 2026

4.1 KB

Feb 9, 2026

0001437749-26-003430FORM 4

Feb 9, 2026

4.1 KB

Feb 9, 2026

0001437749-26-003429FORM 4

Feb 9, 2026

4.1 KB

NT 10-Q

Feb 9, 2026

0001437749-26-003426FORM NT 10-Q

Dec 31, 2025

35.5 KB

8-K

Feb 5, 2026

0001437749-26-003153FORM 8-K

Feb 5, 2026

159.7 KB

8-K

Feb 4, 2026

0001437749-26-003016FORM 8-K

Feb 4, 2026

473.3 KB

SCHEDULE 13G

Jan 30, 2026

0000102909-26-000214

—

6.8 KB

DEF 14A

Dec 23, 2025

0001437749-25-038638FORM DEF 14A

Feb 5, 2026

1.1 MB

DEFA14A

Dec 23, 2025

0001437749-25-038639FORM DEFA14A

—

667.8 KB

Dec 5, 2025

0001437749-25-036999FORM 4

Dec 5, 2025

4.1 KB

Dec 5, 2025

0001437749-25-036998FORM 4

Dec 5, 2025

4.2 KB

Dec 5, 2025

0001437749-25-036997FORM 4

Dec 5, 2025

4.2 KB

4/A

Dec 5, 2025

0001437749-25-036981FORM 4/A

Nov 20, 2025

7.0 KB

Dec 1, 2025

0001437749-25-036509FORM 4

Nov 25, 2025

4.2 KB

Nov 25, 2025

0001437749-25-036289FORM 4

Nov 20, 2025

7.4 KB

Nov 25, 2025

0001437749-25-036262FORM 4

Nov 20, 2025

5.5 KB

Nov 25, 2025

0001437749-25-036260FORM 4

Nov 20, 2025

6.8 KB

10-K

Nov 21, 2025

0001437749-25-036009FORM 10-K

Sep 30, 2025

9.9 MB

8-K

Nov 20, 2025

0001437749-25-035875FORM 8-K

Nov 20, 2025

515.2 KB

SCHEDULE 13G/A

Nov 14, 2025

0001050442-25-000039

—

6.6 KB

25 filings shown

GEOSPACE TECHNOLOGIES CORP

Financials

Earnings Releases (8-K)

News (8-K)

Prospectuses & Registrations

Filing History(1000 filings)

Proxies

Ownership

Other Filings

Filed	Form	Description
12/23/25	DEF 14A	DEF 14A	→
12/23/25	DEFA14A	FORM DEFA14A	→
12/27/24	DEFA14A	FORM DEFA14A	→
12/27/24	DEF 14A	DEF 14A	→
1/3/24	DEF 14A	DEF 14A	→
1/4/23	DEF 14A	DEF 14A	→
↓

Filed	Form	Description
2/9/26	4	4	→
2/9/26	4	4	→
2/9/26	4	4	→
2/9/26	4	4	→
2/9/26	4	4	→
2/9/26	4	4	→
↓

Filed	Form	Description
2/17/26	SCHEDULE 13G/A	SCHEDULE 13G/A	→
1/30/26	SCHEDULE 13G	SCHEDULE 13G	→
11/14/25	SCHEDULE 13G/A	SCHEDULE 13G/A	→
10/30/25	SCHEDULE 13G/A	SCHEDULE 13G/A	→
10/9/25	SCHEDULE 13G/A	SCHEDULE 13G/A	→
8/14/25	SCHEDULE 13G/A	SCHEDULE 13G/A	→
↓