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, Q1 2023
Institutional positions in Geospace Technologies Corp as of Mar 31, 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
- 37
- +2 vs. Q4 2022
- Shares held
- 5.38M
- +195.1K (+3.8%) vs. Q4 2022
- Total value
- $37.9M
- +$16.0M (+73.4%) vs. Q4 2022
- New holders
- 5
- 13 more added
- Sold out
- 3
- 7 more reduced
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding Geospace Technologies Corp; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Advisor Group Holdings, Inc. | 5 | $35 | 0.00% | 00.0% | Unchanged |
| Belpointe Asset Management LLC | 79 | $557 | 0.00% | 00.0% | Unchanged |
| Dark Forest Capital Management LP | 82 | $578 | 0.00% | +82 | New |
| Wells Fargo & Company | 85 | $601 | 0.00% | −98−53.6% | Reduced |
| BNP Paribas Arbitrage, SA | 101 | $712 | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 122 | $1.00K | 0.00% | 00.0% | Unchanged |
| Benjamin Edwards Inc | 75 | $1.00K | 0.00% | +75 | New |
| Godsey & Gibb Associates | 200 | $1.41K | 0.00% | +200 | New |
| UBS Group AG | 205 | $1.45K | 0.00% | −258−55.7% | Reduced |
| Sunbelt Securities, Inc. | 300 | $2.20K | 0.00% | +300 | New |
| Tower Research Capital LLC (TRC) | 1,492 | $11.0K | 0.00% | +134+9.9% | Added |
| Morgan Stanley | 1,685 | $11.9K | 0.00% | +1,506+841.3% | Added |
| Simplex Trading, LLC | 2,451 | $17.0K | 0.00% | +2,451 | New |
| Bank of America Corp | 7,107 | $50.1K | 0.00% | +7,079+25,282.1% | Added |
| Pinnacle Associates Ltd | 14,050 | $99.1K | 0.00% | 00.0% | Unchanged |
| Mraz, Amerine & Associates, Inc. | 24,081 | $169.8K | 0.04% | +75+0.3% | Added |
| Renaissance Technologies LLC | 25,700 | $181.0K | 0.00% | +9,900+62.7% | Added |
| Bank of New York Mellon Corp | 31,117 | $219.4K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 33,121 | $234.0K | 0.00% | +17,321+109.6% | Added |
| Bridgeway Capital Management, LLC | 36,700 | $258.7K | 0.01% | −15,500−29.7% | Reduced |
| Perritt Capital Management Inc | 40,000 | $282.0K | 0.16% | 00.0% | Unchanged |
| Northern Trust Corp | 40,162 | $283.1K | 0.00% | −4,030−9.1% | Reduced |
| Ironwood Investment Management LLC | 40,946 | $288.7K | 0.18% | +3,558+9.5% | Added |
| Citadel Advisors LLC | 41,258 | $290.9K | 0.00% | +21,566+109.5% | Added |
| State Street Corp | 44,189 | $311.5K | 0.00% | 00.0% | Unchanged |
| Marquette Asset Management, LLC | 47,003 | $331.4K | 0.09% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 50,101 | $352.0K | 0.00% | +30,114+150.7% | Added |
| Grace & White Inc | 59,370 | $418.6K | 0.08% | 00.0% | Unchanged |
| RBF Capital, LLC | 59,802 | $421.6K | 0.03% | 00.0% | Unchanged |
| Essex Investment Management Co LLC | 88,537 | $624.2K | 0.09% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 125,032 | $881.5K | 0.00% | +10.0% | Added |
| BlackRock Inc. | 242,807 | $1.71M | 0.00% | −18,070−6.9% | Reduced |
| Dimensional Fund Advisors LP | 556,275 | $3.92M | 0.00% | +11,635+2.1% | Added |
| Moors & Cabot, Inc. | 741,475 | $5.23M | 0.36% | +44,550+6.4% | Added |
| Vanguard Group Inc | 756,168 | $5.33M | 0.00% | +395,786+109.8% | Added |
| Tieton Capital Management, LLC | 768,068 | $5.42M | 3.86% | −78,744−9.3% | Reduced |
| Disciplined Growth Investors Inc | 1,498,670 | $10.6M | 0.27% | −35,120−2.3% | Reduced |
| Franklin Resources Inc | 0 | $0 | 0.00% | −199,400−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| Sofos Investments, Inc. | 0 | $0 | 0.00% | −4−100.0% | Sold out |