Geospace Technologies Corp (GEOS) Insider Ownership

Historic Insider Ownership Trends

Geospace Technologies's three largest insider shareholders as of March 23, 2026 are Gary D Owens (Director, 336.80K shares), Gary D Owens (Director, 253.32K shares), Walter R. Wheeler (Director, 172.01K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Gary D Owens 0 336,800 22 Feb, 2023
Gary D Owens 253,324 0 08 Feb, 2024
Walter R. Wheeler 172,006 0 09 Feb, 2026
Michael J Sheen Svp Chief Technical Officer 85,881 0 21 Nov, 2022
Robbin B. Adams Svp Chief Technical Officer 74,921 0 22 Nov, 2024
Thomas L Davis 65,454 0 09 Feb, 2026
Robert L. Curda Vice President Cfo 61,112 0 05 Dec, 2025
Richard F Miles 48,100 0 09 Feb, 2026
Edgar R. Jr. Giesinger 43,000 0 09 Feb, 2026
Richard James Kelley President Ceo 41,977 0 05 Dec, 2025
Margaret Ashworth 34,400 0 09 Feb, 2026
Tina M Langtry 31,975 0 10 Feb, 2023
Stephen C Jumper 14,900 0 09 Feb, 2026
Kenneth Asbury 13,530 0 03 Feb, 2022
Ronald Todd Bushey Chief Technical Officer 12,127 0 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, 2025 Stephen C Jumper Common Stock A 3,500 $0.00 14,900 D A
09 Feb, 2025 Walter R. Wheeler Common Stock A 3,500 $0.00 172,006 D A
09 Feb, 2026 Edgar R. Jr. Giesinger Common Stock A 3,500 $0.00 43,000 D A
09 Feb, 2026 Thomas L Davis Common Stock A 3,500 $0.00 65,454 D A
09 Feb, 2025 Margaret Ashworth Common Stock A 3,500 $0.00 34,400 D A
09 Feb, 2026 Richard F Miles Common Stock A 3,500 $0.00 48,100 D A
20 Nov, 2025 Ronald Todd Bushey Common Stock A 3,600 $0.00 8,600 D A
05 Dec, 2025 Richard James Kelley Common Stock D 275 $0.00 41,977 D F
05 Dec, 2025 Robert L. Curda Common Stock D 165 $0.00 61,112 D F
02 Dec, 2025 Ronald Todd Bushey Common Stock D 275 $0.00 12,127 D F
20 Nov, 2025 Ronald Todd Bushey Common Stock D 198 $0.00 8,402 D F
25 Nov, 2025 Ronald Todd Bushey Comm A 4,000 $0.00 12,402 D A
25 Nov, 2025 Robert L. Curda Common Stock A 4,000 $0.00 61,277 D A
20 Nov, 2025 Richard James Kelley Common Stock A 4,500 $0.00 34,500 D A
20 Nov, 2025 Richard James Kelley Common Stock D 298 $0.00 34,252 D F
25 Nov, 2025 Richard James Kelley Common Stock A 8,000 $0.00 42,252 D A
20 Nov, 2025 Ronald Todd Bushey Common Stock A 3,600 $0.00 3,600 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 Ronald Todd Bushey Common Stock D 198 $0.00 3,402 D F