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, Q3 2023
Institutional positions in Geospace Technologies Corp as of Sep 30, 2023. 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
- 45
- +8 vs. Q2 2023
- Shares held
- 5.86M
- +323.3K (+5.8%) vs. Q2 2023
- Total value
- $75.8M
- +$32.8M (+76.4%) vs. Q2 2023
- New holders
- 12
- 11 more added
- Sold out
- 4
- 11 more reduced
Compare with Q2 2023: 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, Q3 2023
Shares, value and share of portfolio for each institution holding Geospace Technologies Corp; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Disciplined Growth Investors Inc | 1,497,486 | $19.4M | 0.46% | −7,904−0.5% | Reduced |
| Tieton Capital Management, LLC | 741,282 | $9.60M | 6.05% | −35,160−4.5% | Reduced |
| Moors & Cabot, Inc. | 738,475 | $9.56M | 0.65% | +2,700+0.4% | Added |
| Vanguard Group Inc | 662,585 | $8.58M | 0.00% | +1,800+0.3% | Added |
| Dimensional Fund Advisors LP | 548,275 | $7.10M | 0.00% | −7,636−1.4% | Reduced |
| BlackRock Inc. | 235,179 | $3.05M | 0.00% | −12,866−5.2% | Reduced |
| Acuitas Investments, LLC | 227,071 | $2.94M | 1.73% | −30.0% | Reduced |
| EAM Investors, LLC | 136,631 | $1.77M | 0.34% | +136,631 | New |
| Geode Capital Management, LLC | 124,604 | $1.61M | 0.00% | −428−0.3% | Reduced |
| Acadian Asset Management LLC | 92,855 | $1.20M | 0.01% | +19,764+27.0% | Added |
| Essex Investment Management Co LLC | 88,157 | $1.14M | 0.19% | −2,836−3.1% | Reduced |
| Advisor Group Holdings, Inc. | 74,874 | $969.6K | 0.00% | +70,570+1,639.6% | Added |
| Susquehanna International Group, LLP | 63,031 | $816.3K | 0.00% | +63,031 | New |
| RBF Capital, LLC | 59,802 | $774.4K | 0.05% | 00.0% | Unchanged |
| Grace & White Inc | 59,370 | $768.8K | 0.14% | 00.0% | Unchanged |
| Marshall Wace, LLP | 51,167 | $662.6K | 0.00% | +51,167 | New |
| Marquette Asset Management, LLC | 47,003 | $608.7K | 0.14% | 00.0% | Unchanged |
| State Street Corp | 43,289 | $560.6K | 0.00% | −300−0.7% | Reduced |
| Northern Trust Corp | 41,528 | $537.8K | 0.00% | +4,131+11.0% | Added |
| Perritt Capital Management Inc | 40,000 | $518.0K | 0.30% | 00.0% | Unchanged |
| Ironwood Investment Management LLC | 38,575 | $499.5K | 0.30% | −1,331−3.3% | Reduced |
| Bridgeway Capital Management, LLC | 36,700 | $475.3K | 0.01% | 00.0% | Unchanged |
| Victory Capital Management Inc | 33,410 | $432.7K | 0.00% | +3,570+12.0% | Added |
| Cox Capital Mgt LLC | 28,060 | $363.4K | 0.26% | +28,060 | New |
| Mraz, Amerine & Associates, Inc. | 25,931 | $335.8K | 0.08% | +2,000+8.4% | Added |
| Renaissance Technologies LLC | 19,000 | $246.0K | 0.00% | +3,900+25.8% | Added |
| Hillsdale Investment Management Inc. | 13,900 | $180.0K | 0.02% | +13,900 | New |
| Baader Bank INC | 13,500 | $174.8K | 0.02% | +13,500 | New |
| Citigroup Inc | 11,810 | $152.9K | 0.00% | +11,810 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 11,004 | $142.5K | 0.00% | +11,004 | New |
| Wells Fargo & Company | 10,289 | $133.2K | 0.00% | +10,176+9,005.3% | Added |
| O'Shaughnessy Asset Management, LLC | 10,256 | $132.8K | 0.00% | +10,256 | New |
| Barclays PLC | 8,403 | $108.8K | 0.00% | +8,403 | New |
| Bank of America Corp | 8,323 | $107.8K | 0.00% | +1,216+17.1% | Added |
| Citadel Advisors LLC | 4,878 | $63.2K | 0.00% | −31,679−86.7% | Reduced |
| Simplex Trading, LLC | 3,169 | $41.0K | 0.00% | +3,169 | New |
| Qube Research & Technologies Ltd | 2,824 | $36.6K | 0.00% | +2,824 | New |
| Morgan Stanley | 1,552 | $20.1K | 0.00% | +22+1.4% | Added |
| Rhumbline Advisers | 600 | $7.77K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 498 | $6.45K | 0.00% | −1,575−76.0% | Reduced |
| Sunbelt Securities, Inc. | 300 | $3.88K | 0.00% | 00.0% | Unchanged |
| Godsey & Gibb Associates | 200 | $2.59K | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 122 | $2.00K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 124 | $2.00K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 101 | $1.31K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 0 | $0 | 0.00% | −31,117−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −14,858−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −1,940−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −718−100.0% | Sold out |