GEOSNasdaqMeasuring & Controlling Devices, NECFiscal year ends September 30
GEOSPACE TECHNOLOGIES CORP
Financials through Q3 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 7, 2026
$4.41+0.00 (0.00%)
Close on Oct 19, 2026
- Market cap
- $57.04M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
40.1%
5M of 13M shares
Institutional holders
83
20 new, 21 sold out
Net institutional buying
-2M
In Q2 2026
Insider trades, 12 months
0 buys · 0 sales
Open-market trades only
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Tieton Capital Management, LLC | 885,687 | 6.90% | 13G (passive) amendment | Dec 31, 2024 |
| Grace & White Inc /Ny | 793,498 | 6.13% | 13G (passive) | Sep 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of GEOS | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| Tieton Capital Management, LLC | 907,265 | 7.01% | $6.14K | −4,853 | 0.00% |
| Grace & White Inc /Ny | 673,236 | 5.20% | $4.56M | +200,035 | 0.72% |
| Vanguard Capital Management LLC | 515,067 | 3.98% | $3.49M | −61,965 | 0.00% |
| Dimensional Fund Advisors LP | 392,423 | 3.03% | $2.66M | −98,593 | 0.00% |
| Marshall Wace, Llp | 301,916 | 2.33% | $2.04M | +113,110 | 0.00% |
| BlackRock, Inc. | 231,765 | 1.79% | $1.57M | +6,197 | 0.00% |
| US Bancorp \de\ | 212,766 | 1.64% | $1.44M | +85,632 | 0.00% |
| Sei Investments Co | 199,365 | 1.54% | $1.35M | −211,541 | 0.00% |
| Geode Capital Management, LLC | 164,180 | 1.27% | $1.11M | +12,026 | 0.00% |
| State Street Corp | 163,075 | 1.26% | $1.10M | +26,222 | 0.00% |
| De Lisle Partners LLP | 147,133 | 1.14% | $998.30K | – | 0.11% |
| Robotti Robert | 128,436 | 0.99% | $869.51K | New | 0.14% |
| Two Sigma Investments, LP | 82,184 | 0.64% | $556.39K | +8,277 | 0.00% |
| Bridgeway Capital Management, LLC | 79,693 | 0.62% | $539.52K | +900 | 0.01% |
| Vanguard Fiduciary Trust Co | 76,586 | 0.59% | $518.49K | +521 | 0.00% |
| Glenorchy Capital Ltd | 68,488 | 0.53% | $463.67K | −104,851 | 0.02% |
| Cambridge Investment Research Advisors, Inc. | 59,730 | 0.46% | $404 | +15,433 | 0.00% |
| Citadel Advisors LLC | 58,018 | 0.45% | $392.78K | +25,300 | 0.00% |
| EagleClaw Capital Managment, LLC | 50,015 | 0.39% | $338.60K | −32,000 | 0.05% |
| Renaissance Technologies LLC | 44,299 | 0.34% | $299.90K | New | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 83 | 5M | 40.1% | 20 / 24 | 21 / 21 | 1M | 2M |
| Q1 2026 | 86 | 7M | 52.0% | 20 / 23 | 26 / 16 | 1M | 1M |
| Q4 2025 | 84 | 7M | 55.3% | 28 / 22 | 22 / 10 | 1M | 1M |
| Q3 2025 | 69 | 7M | 54.5% | 18 / 19 | 24 / 11 | 0M | 1M |
| Q2 2025 | 63 | 7M | 57.0% | 18 / 14 | 24 / 16 | 1M | 2M |
| Q1 2025 | 61 | 8M | 64.2% | 3 / 15 | 30 / 13 | 1M | 1M |
| Q4 2024 | 72 | 8M | 65.7% | 5 / 28 | 24 / 5 | 1M | 1M |
| Q3 2024 | 72 | 8M | 65.3% | 14 / 24 | 22 / 9 | 1M | 1M |
| Q2 2024 | 68 | 8M | 65.6% | 18 / 22 | 23 / 20 | 2M | 1M |
| Q1 2024 | 70 | 8M | 63.4% | 15 / 28 | 14 / 9 | 1M | 1M |
| Q4 2023 | 64 | 8M | 58.9% | 22 / 22 | 10 / 3 | 2M | 0M |
| Q3 2023 | 45 | 6M | 45.3% | 12 / 11 | 11 / 4 | 0M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of GEOS | Value | % of fund | As of |
|---|---|---|---|---|---|
| Vanguard Total Stock Market Index Fund | 357,262 | 2.76% | $2.42M | 0.00% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 145,758 | 1.13% | $986.78K | 0.00% | Jun 30, 2026 |
| U.S. Micro Cap Portfolio | 106,860 | 0.83% | $781.15K | 0.01% | Jul 31, 2026 |
| State Street(R) SPDR(R) S&P Kensho Future Security ETF | 101,686 | 0.79% | $688.41K | 0.46% | Jun 30, 2026 |
| Fidelity Extended Market Index Fund | 68,272 | 0.53% | $566.66K | 0.00% | May 31, 2026 |
| U.S. Small Cap Portfolio | 58,642 | 0.45% | $428.67K | 0.00% | Jul 31, 2026 |
| Acuitas US Microcap Fund | 47,250 | 0.37% | $319.88K | 0.27% | Jun 30, 2026 |
| iShares Micro-Cap ETF | 42,952 | 0.33% | $290.79K | 0.02% | Jun 30, 2026 |
| U.S. Core Equity 2 Portfolio | 34,035 | 0.26% | $248.80K | 0.00% | Jul 31, 2026 |
| Ultra-Small Company Market Fund | 30,000 | 0.23% | $203.10K | 0.14% | Jun 30, 2026 |
| Dimensional U.S. Core Equity 2 ETF | 26,311 | 0.20% | $192.33K | 0.00% | Jul 31, 2026 |
| Omni Small-Cap Value Fund | 26,102 | 0.20% | $176.71K | 0.01% | Jun 30, 2026 |
| Avantis U.S. Small Cap Equity ETF | 24,799 | 0.19% | $205.83K | 0.01% | May 31, 2026 |
| Fidelity Total Market Index Fund | 23,556 | 0.18% | $195.51K | 0.00% | May 31, 2026 |
| EA Bridgeway Omni Small-Cap Value ETF | 20,291 | 0.16% | $137.37K | 0.01% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Robert L. Curda | Vice President & CFO | 61,112 | 0.47% | Dec 5, 2025 |
| Richard James Kelley | President & CEO | 41,977 | 0.32% | Dec 5, 2025 |
| Ronald Todd Bushey | Chief Technical Officer | 12,402 | 0.10% | Dec 5, 2025 |
| Robbin B. Adams | SVP & Chief Technical Officer | 74,921 | 0.58% | Nov 22, 2024 |
| Edgar R. Giesinger JR. | Director | 43,000 | 0.33% | Feb 9, 2026 |
| Margaret Ashworth | Director | 34,400 | 0.27% | Feb 9, 2026 |
| Stephen C. Jumper | Director | 14,900 | 0.12% | Feb 9, 2026 |
| Thomas L. Davis | Director | 65,454 | 0.51% | Feb 9, 2026 |
| Walter R. Wheeler | Director | 172,006 | 1.33% | Feb 9, 2026 |
| Richard F. Miles | Director | 50,100 | 0.39% | Feb 9, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Edgar R. Giesinger JR. Director | Feb 9, 2026 | Award | +3,500 | – | – | 43,000 |
| Thomas L. Davis Director | Feb 9, 2026 | Award | +3,500 | – | – | 65,454 |
| Richard F. Miles Director | Feb 9, 2026 | Award | +3,500 | – | – | 48,100 |
| Richard James Kelley President & CEO | Dec 5, 2025 | Tax withholding | −275 | – | – | 41,977 |
| Robert L. Curda Vice President & CFO | Dec 5, 2025 | Tax withholding | −165 | – | – | 61,112 |
| Ronald Todd Bushey Chief Technical Officer | Dec 2, 2025 | Tax withholding | −275 | – | – | 12,127 |
| Ronald Todd Bushey Chief Technical Officer | Nov 25, 2025 | Award | +4,000 | – | – | 12,402 |
| Robert L. Curda Vice President & CFO | Nov 25, 2025 | Award | +4,000 | – | – | 61,277 |
| Richard James Kelley President & CEO | Nov 25, 2025 | Award | +8,000 | – | – | 42,252 |
| Ronald Todd Bushey Chief Technical Officer | Nov 25, 2025 | Award | +4,000 | – | – | 7,402 |
| Ronald Todd Bushey Chief Technical Officer | Nov 20, 2025 | Award | +3,600 | – | – | 8,600 |
| Ronald Todd Bushey Chief Technical Officer | Nov 20, 2025 | Tax withholding | −198 | – | – | 8,402 |
| Robert L. Curda Vice President & CFO | Nov 20, 2025 | Tax withholding | −198 | – | – | 57,277 |
| Robert L. Curda Vice President & CFO | Nov 20, 2025 | Award | +3,600 | – | – | 57,475 |
| Richard James Kelley President & CEO | Nov 20, 2025 | Tax withholding | −298 | – | – | 34,252 |
| Richard James Kelley President & CEO | Nov 20, 2025 | Award | +4,500 | – | – | 34,500 |
| Ronald Todd Bushey Chief Technical Officer | Nov 20, 2025 | Tax withholding | −198 | – | – | 3,402 |
| Ronald Todd Bushey Chief Technical Officer | Nov 20, 2025 | Award | +3,600 | – | – | 3,600 |
| Stephen C. Jumper Director | Feb 9, 2025 | Award | +3,500 | – | – | 14,900 |
| Margaret Ashworth Director | Feb 9, 2025 | Award | +3,500 | – | – | 34,400 |
| Walter R. Wheeler Director | Feb 9, 2025 | Award | +3,500 | – | – | 172,006 |
| Margaret Ashworth Director | Feb 6, 2025 | Award | +7,200 | – | – | 30,900 |
| Walter R. Wheeler Director | Feb 6, 2025 | Award | +7,200 | – | – | 168,506 |
| Stephen C. Jumper Director | Feb 6, 2025 | Award | +7,200 | – | – | 11,400 |
| Thomas L. Davis Director | Feb 6, 2025 | Award | +7,200 | – | – | 61,954 |
| Edgar R. Giesinger JR. Director | Feb 6, 2025 | Award | +7,200 | – | – | 39,500 |
| Richard F. Miles Director | Feb 6, 2025 | Award | +7,200 | – | – | 44,600 |
| Richard James Kelley President & CEO | Nov 21, 2024 | Award | +5,000 | – | – | 30,000 |
| Robert L. Curda Vice President & CFO | Nov 21, 2024 | Award | +3,000 | – | – | 53,875 |
| Robbin B. Adams SVP & Chief Technical Officer | Nov 21, 2024 | Award | +1,500 | – | – | 74,921 |
| Richard James Kelley President & CEO | Oct 1, 2024 | Award | +5,000 | – | – | 25,000 |
| Richard F. Miles Director | Feb 22, 2024 | Sale | −4,900 | $12.04 | $59.00K | 37,400 |
| Robbin B. Adams SVP & Chief Technical Officer | Feb 22, 2024 | Sale | −923 | $12.28 | $11.33K | 73,748 |
| Robbin B. Adams SVP & Chief Technical Officer | Feb 22, 2024 | Sale | −100 | $12.27 | $1.23K | 73,648 |
| Robbin B. Adams SVP & Chief Technical Officer | Feb 22, 2024 | Sale | −227 | $12.26 | $2.78K | 73,421 |
| Robbin B. Adams SVP & Chief Technical Officer | Feb 20, 2024 | Sale | −912 | $12.32 | $11.24K | 74,671 |
| Robbin B. Adams SVP & Chief Technical Officer | Feb 20, 2024 | Sale | −912 | $12.32 | $11.24K | 80,651 |
| Robbin B. Adams SVP & Chief Technical Officer | Feb 14, 2024 | Sale | −2,078 | $12.29 | $25.54K | 75,583 |
| Robbin B. Adams SVP & Chief Technical Officer | Feb 14, 2024 | Sale | −2,078 | $12.29 | $25.54K | 79,739 |
| Gary D. Owens Director | Feb 7, 2024 | Award | +4,200 | – | – | 253,324 |
| Edgar R. Giesinger JR. Director | Feb 7, 2024 | Award | +4,200 | – | – | 32,300 |
| Thomas L. Davis Director | Feb 7, 2024 | Award | +4,200 | – | – | 54,754 |
| Stephen C. Jumper Director | Feb 7, 2024 | Award | +4,200 | – | – | 4,200 |
| Margaret Ashworth Director | Feb 7, 2024 | Award | +4,200 | – | – | 23,700 |
| Richard F. Miles Director | Feb 7, 2024 | Award | +4,200 | – | – | 42,300 |
| Robbin B. Adams Executive Vice President | Nov 16, 2023 | Award | +18,000 | – | – | 77,661 |
| Robert L. Curda Chief Financial Officer | Nov 16, 2023 | Award | +18,000 | – | – | 50,875 |
| Walter R. Wheeler President & CEO, Director | Nov 16, 2023 | Award | +19,000 | – | – | 161,306 |
| Gary D. Owens Director | Feb 22, 2023 | Buy | +27,177 | $5.50 | $149.47K | 336,800 |
| Gary D. Owens Director | Feb 21, 2023 | Buy | +12,823 | $5.48 | $70.27K | 309,623 |
| Gary D. Owens Director | Feb 17, 2023 | Buy | +10,000 | $5.50 | $55.00K | 296,800 |
| Margaret Ashworth Director | Feb 9, 2023 | Award | +9,000 | – | – | 19,500 |
| Edgar R. Giesinger JR. Director | Feb 9, 2023 | Award | +9,000 | – | – | 28,100 |
| Thomas L. Davis Director | Feb 9, 2023 | Award | +9,000 | – | – | 50,554 |
| Gary D. Owens Director | Feb 9, 2023 | Award | +9,000 | – | – | 248,824 |
| Tina M. Langtry Director | Feb 9, 2023 | Award | +9,000 | – | – | 31,975 |
| Richard F. Miles Director | Feb 9, 2023 | Award | +9,000 | – | – | 38,100 |
| Gary D. Owens Director | Feb 9, 2023 | Award | +9,000 | $5.00 | $45.00K | 248,824 |
| Michael J. Sheen SVP & Chief Technical Officer | Nov 21, 2022 | Award | +2,000 | – | – | 85,881 |
| Robbin B. Adams Executive Vice President | Nov 21, 2022 | Award | +3,500 | – | – | 59,661 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Robbin B. Adams Officer | Feb 21, 2024 | 1,250 | $15.79K | Feb 21, 2024 | Stock Award |
| Robbin B. Adams Officer | Feb 14, 2024 | 2,990 | $36.93K | Feb 14, 2024 | Stock Award |