Geospace Technologies Corp (GEOS) Insider Ownership

Historic Insider Ownership Trends

Data spanning the past 90 days through February 19, 2026 reveals that Geospace Technologies's three principal insider shareholders consist of Director Gary D Owens (590.12K shares), Director Walter R. Wheeler (172.01K shares), Svp & Chief Technical Officer Michael J Sheen (85.88K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Gary D Owens 590,124 08 Feb, 2024
Walter R. Wheeler 172,006 09 Feb, 2026
Michael J Sheen Svp & Chief Technical Officer 85,881 21 Nov, 2022
Robbin B. Adams Svp & Chief Technical Officer 74,921 22 Nov, 2024
Thomas L Davis 65,454 09 Feb, 2026
Robert L. Curda Vice President & Cfo 61,112 05 Dec, 2025
Edgar R. Jr. Giesinger 43,000 09 Feb, 2026
Richard James Kelley President & Ceo 41,977 05 Dec, 2025
Richard F Miles 39,400 27 Feb, 2024
Margaret Ashworth 34,400 09 Feb, 2026
Tina M Langtry 31,975 10 Feb, 2023
Stephen C Jumper 14,900 09 Feb, 2026
Kenneth Asbury 13,530 03 Feb, 2022
Ronald Todd Bushey Chief Technical Officer 12,127 05 Dec, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
09 Feb, 2026 Thomas L Davis Common Stock A 3,500 $0.00 65,454 D A
09 Feb, 2026 Richard F Miles Common Stock A 3,500 $0.00 2,000 I A
09 Feb, 2026 Edgar R. Jr. Giesinger Common Stock A 3,500 $0.00 43,000 D A
05 Dec, 2025 Robert L. Curda Common Stock D 165 $0.00 61,112 D F
05 Dec, 2025 Richard James Kelley Common Stock D 275 $0.00 41,977 D F
02 Dec, 2025 Ronald Todd Bushey Common Stock D 275 $0.00 12,127 D F
25 Nov, 2025 Robert L. Curda Common Stock A 4,000 $0.00 61,277 D A
25 Nov, 2025 Richard James Kelley Common Stock A 8,000 $0.00 34,252 D A
25 Nov, 2025 Richard James Kelley - - 34,252 D
25 Nov, 2025 Ronald Todd Bushey Comm A 4,000 $0.00 7,402 D A
25 Nov, 2025 Ronald Todd Bushey Comm A 4,000 $0.00 12,402 D A
20 Nov, 2025 Robert L. Curda Common Stock A 3,600 $0.00 57,475 D A
20 Nov, 2025 Robert L. Curda Common Stock D 198 $0.00 57,277 D F
20 Nov, 2025 Richard James Kelley - - 30,000 D
20 Nov, 2025 Richard James Kelley - - 34,500 D
20 Nov, 2025 Richard James Kelley Common Stock D 298 $0.00 34,500 D F
20 Nov, 2025 Richard James Kelley Common Stock A 4,500 $0.00 30,000 D A
20 Nov, 2025 Ronald Todd Bushey Common Stock A 3,600 $0.00 3,600 D A
20 Nov, 2025 Ronald Todd Bushey Common Stock D 198 $0.00 3,402 D F
20 Nov, 2025 Ronald Todd Bushey Common Stock A 3,600 $0.00 8,600 D A