Geospace Technologies Corp
GEOS- Exchange
- Nasdaq
- Industry
- Measuring & Controlling Devices, NEC
- SEC CIK
- 0001001115
No open-market purchases or sales by Geospace Technologies Corp insiders were filed in the last 90 days; 82 institutions reported holding it in 13F filings for Q2 2026, worth $34.9M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Geospace Technologies Corp as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 84
- +18 vs. Q3 2025
- Shares held
- 7.15M
- +129.1K (+1.8%) vs. Q3 2025
- Total value
- $120.9M
- −$12.2M (−9.2%) vs. Q3 2025
- New holders
- 28
- 22 more added
- Sold out
- 10
- 22 more reduced
3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GEOS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 82 | $34.9M |
| Q1 2026 | 86 | $82.0M |
| Q4 2025 | 84 | $120.9M |
| Q3 2025 | 69 | $133.7M |
| Q2 2025 | 64 | $104.4M |
| Q1 2025 | 61 | $58.5M |
| Q4 2024 | 72 | $85.1M |
| Q3 2024 | 72 | $87.2M |
| Q2 2024 | 68 | $76.2M |
| Q1 2024 | 70 | $107.6M |
| Q4 2023 | 64 | $98.6M |
| Q3 2023 | 45 | $75.8M |
| Q2 2023 | 37 | $43.0M |
| Q1 2023 | 37 | $37.9M |
| Q4 2022 | 35 | $21.9M |
| Q3 2022 | 30 | $28.3M |
| Q2 2022 | 35 | $33.6M |
| Q1 2022 | 42 | $44.0M |
| Q4 2021 | 45 | $53.3M |
| Q3 2021 | 46 | $76.7M |
| Q2 2021 | 50 | $66.4M |
| Q1 2021 | 49 | $70.4M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Geospace Technologies Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Harbour Investments, Inc. | 5 | $85 | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 6 | $101 | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 34 | $575 | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 54 | $913 | 0.00% | 00.0% | Unchanged |
| REAP Financial Group, LLC | 100 | $1.69K | 0.00% | 00.0% | Unchanged |
| Triumph Capital Management | 100 | $1.69K | 0.00% | +100 | New |
| Capital Advisors, Ltd. LLC | 122 | $2.00K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 204 | $3.00K | 0.00% | +143+234.4% | Added |
| Kingdom Financial Group LLC. | 194 | $3.28K | 0.00% | +194 | New |
| Hurley Capital, LLC | 206 | $3.48K | 0.00% | +206 | New |
| Sunbelt Securities, Inc. | 300 | $5.07K | 0.00% | 00.0% | Unchanged |
| Aventura Private Wealth, LLC | 324 | $5.48K | 0.00% | −1,376−80.9% | Reduced |
| Hazlett, Burt & Watson, Inc. | 400 | $7.00K | 0.00% | +400 | New |
| Rhumbline Advisers | 439 | $7.42K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 580 | $9.81K | 0.00% | +445+329.6% | Added |
| International Assets Investment Management, LLC | 700 | $11.8K | 0.00% | +700 | New |
| Royal Bank of Canada | 711 | $12.0K | 0.00% | −48,435−98.6% | Reduced |
| Parvin Asset Management, LLC | 750 | $12.7K | 0.01% | +750 | New |
| BNP Paribas Arbitrage, SA | 796 | $13.5K | 0.00% | −2,657−76.9% | Reduced |
| CoreCap Advisors, LLC | 950 | $16.1K | 0.00% | +450+90.0% | Added |
| FMR LLC | 1,111 | $18.8K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 1,180 | $20.0K | 0.00% | +863+272.2% | Added |
| SBI Securities Co., Ltd. | 1,290 | $21.8K | 0.00% | −173−11.8% | Reduced |
| Simplex Trading, LLC | 2,001 | $33.8K | 0.00% | +2,001 | New |
| Advisor Group Holdings, Inc. | 2,365 | $40.0K | 0.00% | +1,327+127.8% | Added |
| Citigroup Inc | 3,309 | $56.0K | 0.00% | +2,890+689.7% | Added |
| Kestra Advisory Services, LLC | 3,952 | $66.8K | 0.00% | +3,952 | New |
| Tower Research Capital LLC (TRC) | 5,230 | $88.4K | 0.00% | +5,230 | New |
| CIBC Private Wealth Group, LLC | 6,650 | $112.5K | 0.00% | −350−5.0% | Reduced |
| UBS Group AG | 6,817 | $115.3K | 0.00% | +4,466+190.0% | Added |
| Charles Schwab Investment Management Inc | 10,429 | $176.4K | 0.00% | +10,429 | New |
| Balyasny Asset Management LLC | 10,530 | $178.1K | 0.00% | +10,530 | New |
| Wells Fargo & Company | 10,908 | $184.5K | 0.00% | −4,318−28.4% | Reduced |
| Marshall Wace, LLP | 11,785 | $199.3K | 0.00% | +11,785 | New |
| IMC-Chicago, LLC | 12,478 | $211.0K | 0.00% | +12,478 | New |
| LPL Financial LLC | 13,200 | $223.2K | 0.00% | +13,200 | New |
| Tannin Capital LLC | 13,545 | $229.0K | 0.20% | +13,545 | New |
| Essex Investment Management Co LLC | 13,636 | $230.6K | 0.04% | 00.0% | Unchanged |
| Bank of America Corp | 14,665 | $248.0K | 0.00% | −9,612−39.6% | Reduced |
| FourThought Financial Partners, LLC | 16,339 | $276.3K | 0.02% | +16,339 | New |
| Morgan Stanley | 17,264 | $291.9K | 0.00% | +9,725+129.0% | Added |
| Hudson Bay Capital Management LP | 18,714 | $316.5K | 0.00% | +18,714 | New |
| Omers Administration Corp | 20,100 | $339.9K | 0.00% | +20,100 | New |
| Commonwealth Equity Services, LLC | 21,885 | $370.1K | 0.00% | +21,885 | New |
| Acadian Asset Management LLC | 22,058 | $372.0K | 0.00% | +7,916+56.0% | Added |
| XTX Topco Ltd | 22,936 | $387.8K | 0.01% | +22,936 | New |
| Barclays PLC | 23,344 | $394.7K | 0.00% | +17,583+305.2% | Added |
| Mraz, Amerine & Associates, Inc. | 24,081 | $407.2K | 0.06% | 00.0% | Unchanged |
| Vestmark Advisory Solutions, Inc. | 24,271 | $410.4K | 0.01% | +24,271 | New |
| Mount Yale Investment Advisors, LLC | 24,271 | $410.4K | 0.02% | +24,271 | New |
| Gsa Capital Partners LLP | 24,520 | $415.0K | 0.04% | +2,793+12.9% | Added |
| Jane Street Group, LLC | 24,918 | $421.4K | 0.00% | −11,038−30.7% | Reduced |
| ExodusPoint Capital Management, LP | 25,049 | $423.6K | 0.00% | +25,049 | New |
| Quest Partners LLC | 27,604 | $466.8K | 0.03% | +2,878+11.6% | Added |
| American Century Companies Inc | 30,141 | $509.7K | 0.00% | −55,390−64.8% | Reduced |
| Qube Research & Technologies Ltd | 32,251 | $545.4K | 0.00% | +32,251 | New |
| Ironwood Investment Management LLC | 36,776 | $621.9K | 0.26% | −80−0.2% | Reduced |
| Peapod Lane Capital LLC | 37,817 | $639.5K | 0.54% | −47,187−55.5% | Reduced |
| Northern Trust Corp | 38,938 | $658.4K | 0.00% | −786−2.0% | Reduced |
| 683 Capital Management, LLC | 39,252 | $663.8K | 0.06% | +39,252 | New |
| Empowered Funds, LLC | 40,291 | $681.3K | 0.01% | −23,912−37.2% | Reduced |
| Skopos Labs, Inc. | 43,799 | $761.7K | 0.04% | +43,799 | New |
| Cambridge Investment Research Advisors, Inc. | 58,174 | $984.0K | 0.00% | +58,174 | New |
| Two Sigma Investments, LP | 58,288 | $985.6K | 0.00% | +21,312+57.6% | Added |
| Citadel Advisors LLC | 58,726 | $993.1K | 0.00% | +7,904+15.6% | Added |
| Goldman Sachs Group Inc | 60,136 | $1.02M | 0.00% | +41,865+229.1% | Added |
| EagleClaw Capital Managment, LLC | 61,150 | $1.03M | 0.15% | 00.0% | Unchanged |
| Millennium Management LLC | 62,020 | $1.05M | 0.00% | −58,834−48.7% | Reduced |
| Bridgeway Capital Management, LLC | 114,707 | $1.94M | 0.04% | −23,912−17.3% | Reduced |
| State Street Corp | 125,936 | $2.13M | 0.00% | +68,247+118.3% | Added |
| US Bancorp | 127,134 | $2.15M | 0.00% | +3,100+2.5% | Added |
| Geode Capital Management, LLC | 146,107 | $2.47M | 0.00% | +3,507+2.5% | Added |
| De Lisle Partners LLP | 147,133 | $2.48M | 0.32% | +2,899+2.0% | Added |
| Glenorchy Capital Ltd | 170,992 | $2.89M | 1.88% | −11,268−6.2% | Reduced |
| SEI Investments Co | 196,956 | $3.33M | 0.00% | +196,956 | New |
| BlackRock, Inc. | 221,106 | $3.74M | 0.00% | +13,941+6.7% | Added |
| Susquehanna International Group, LLP | 231,285 | $3.91M | 0.01% | +84,541+57.6% | Added |
| Grace & White Inc | 307,795 | $5.20M | 0.93% | −6,751−2.1% | Reduced |
| First Eagle Investment Management, LLC | 430,273 | $7.28M | 0.01% | −92,591−17.7% | Reduced |
| Dimensional Fund Advisors LP | 544,099 | $9.20M | 0.00% | −84,305−13.4% | Reduced |
| Moors & Cabot, Inc. | 575,950 | $9.74M | 0.42% | −138,800−19.4% | Reduced |
| Vanguard Group Inc | 648,222 | $11.0M | 0.00% | +13,759+2.2% | Added |
| Tieton Capital Management, LLC | 884,176 | $15.0M | 5.11% | −4,160−0.5% | Reduced |
| Disciplined Growth Investors Inc | 1,131,568 | $19.1M | 0.37% | −22,021−1.9% | Reduced |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −53,499−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −45,837−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −26,803−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −24,800−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −10,805−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −1,073−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −996−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −650−100.0% | Sold out |
| Allworth Financial LP | 0 | $0 | 0.00% | −540−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |
| Point72 Asia (Singapore) Pte. Ltd. | – | – | – | – | Not filed |
| Point72 (DIFC) Ltd | – | – | – | – | Not filed |