Name	Stake	Shares
Disciplined Growth Investors, Inc.	8.515 %	1,101,426
Tieton Capital Management LLC	7.051 %	912,118
Vanguard Capital Management LLC	4.461 %	577,032
DFA Australia Ltd.	3.667 %	474,381
Grace & White, Inc.	3.658 %	473,201

Catalog · 2026-07-09

Name	Role	Since	Shares
David Witt	Chief Tech/Sci/R&D Officer	—	-
Richard Kelley	Chief Executive Officer	2024-09-30	-
Robert Curda	Director of Finance/CFO	2019-12-31	-
Ronald Bushey	Chief Tech/Sci/R&D Officer	2024-11-30	-
Stephen Jumper	Chairman	2024-11-20	-
Edgar Giesinger	Director/Board Member	2015-11-17	-
Margaret Ashworth	Director/Board Member	2020-11-30	-
Richard Kelley	Director/Board Member	2025-02-05	-

Registry · as of 2026-07-09

Consensus none

Firm	Action	To	Target	Date
Scotiabank	Downgrade	Neutral	—	2016-01-11
Seaport Global	Downgrade	Neutral	28	2014-12-23
Dougherty & Co.	Downgrade	Neutral	—	2014-11-21
Cowen & Co.	Downgrade	Market Perform	40	2014-10-17
BWS Financial	Upgrade	Hold	—	2014-02-06
BWS Financial	Downgrade	Sell	—	2014-01-06
Dougherty & Co.	Initiated	Buy	115	2013-02-04
Dahlman Rose	Maintained	Buy	105	2012-12-13
Dahlman Rose	Initiated	Buy	85	2012-11-19

Firm rows and rating mix from Yahoo Finance; mean target is Yahoo’s aggregate until OpenFilings derives consensus from broker rows.

GEOSPACE TECHNOLOGIES CORPORATION

Ownership & governance