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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 2023

Institutional positions in Geospace Technologies Corp as of Dec 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
64
+19 vs. Q3 2023
Shares held
7.61M
+1.75M (+29.9%) vs. Q3 2023
Total value
$98.6M
+$22.8M (+30.0%) vs. Q3 2023
New holders
22
22 more added
Sold out
3
10 more reduced

Compare with Q3 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.

Institutional holdersQ4 2023: 64 institutions
Q1 2021: 49 institutionsQ2 2021: 50 institutionsQ3 2021: 46 institutionsQ4 2021: 45 institutionsQ1 2022: 42 institutionsQ2 2022: 35 institutionsQ3 2022: 30 institutionsQ4 2022: 35 institutionsQ1 2023: 37 institutionsQ2 2023: 37 institutionsQ3 2023: 45 institutionsQ4 2023: 64 institutionsQ1 2024: 70 institutionsQ2 2024: 68 institutionsQ3 2024: 72 institutionsQ4 2024: 72 institutionsQ1 2025: 61 institutionsQ2 2025: 64 institutionsQ3 2025: 69 institutionsQ4 2025: 84 institutionsQ1 2026: 86 institutionsQ2 2026: 82 institutions
Value heldQ4 2023: $98.6M
Q1 2021: $70.4MQ2 2021: $66.4MQ3 2021: $76.7MQ4 2021: $53.3MQ1 2022: $44.0MQ2 2022: $33.6MQ3 2022: $28.3MQ4 2022: $21.9MQ1 2023: $37.9MQ2 2023: $43.0MQ3 2023: $75.8MQ4 2023: $98.6MQ1 2024: $107.6MQ2 2024: $76.2MQ3 2024: $87.2MQ4 2024: $85.1MQ1 2025: $58.5MQ2 2025: $104.4MQ3 2025: $133.7MQ4 2025: $120.9MQ1 2026: $82.0MQ2 2026: $34.9M
Institutions holding GEOS and their total value by quarter
QuarterHoldersValue
Q2 202682$34.9M
Q1 202686$82.0M
Q4 202584$120.9M
Q3 202569$133.7M
Q2 202564$104.4M
Q1 202561$58.5M
Q4 202472$85.1M
Q3 202472$87.2M
Q2 202468$76.2M
Q1 202470$107.6M
Q4 202364$98.6M
Q3 202345$75.8M
Q2 202337$43.0M
Q1 202337$37.9M
Q4 202235$21.9M
Q3 202230$28.3M
Q2 202235$33.6M
Q1 202242$44.0M
Q4 202145$53.3M
Q3 202146$76.7M
Q2 202150$66.4M
Q1 202149$70.4M

Institutions, Q4 2023

Shares, value and share of portfolio for each institution holding Geospace Technologies Corp; share changes are against Q3 2023.

Institutions holding GEOS in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Disciplined Growth Investors Inc1,490,135$19.3M0.42%−7,351−0.5%Reduced
Moors & Cabot, Inc.746,500$9.67M0.60%+8,025+1.1%Added
Tieton Capital Management, LLC732,882$9.50M5.35%−8,400−1.1%Reduced
Vanguard Group Inc665,985$8.63M0.00%+3,400+0.5%Added
Dimensional Fund Advisors LP630,166$8.17M0.00%+81,891+14.9%Added
G2 Investment Partners Management LLC408,730$5.30M1.63%+408,730New
Gate City Capital Management, LLC329,470$4.27M4.07%+329,470New
BlackRock Inc.266,511$3.45M0.00%+31,332+13.3%Added
Acuitas Investments, LLC223,669$2.90M1.52%−3,402−1.5%Reduced
Acadian Asset Management LLC171,944$2.23M0.01%+79,089+85.2%Added
Glenorchy Capital Ltd165,150$2.14M2.01%+165,150New
Hillsdale Investment Management Inc.162,242$2.10M0.17%+148,342+1,067.2%Added
Geode Capital Management, LLC133,399$1.73M0.00%+8,795+7.1%Added
Boothbay Fund Management, LLC110,202$1.43M0.05%+110,202New
Millennium Management LLC92,240$1.20M0.00%+92,240New
Susquehanna International Group, LLP89,841$1.16M0.00%+26,810+42.5%Added
Marshall Wace, LLP64,256$832.8K0.00%+13,089+25.6%Added
Essex Investment Management Co LLC62,997$816.4K0.16%−25,160−28.5%Reduced
RBF Capital, LLC59,802$775.0K0.05%00.0%Unchanged
Grace & White Inc59,370$769.4K0.14%00.0%Unchanged
Bridgeway Capital Management, LLC49,200$637.6K0.01%+12,500+34.1%Added
Marquette Asset Management, LLC47,003$609.2K0.11%00.0%Unchanged
Citigroup Inc45,849$594.2K0.00%+34,039+288.2%Added
EAM Investors, LLC45,585$590.8K0.11%−91,046−66.6%Reduced
Victory Capital Management Inc45,020$583.5K0.00%+11,610+34.8%Added
Jane Street Group, LLC44,676$579.0K0.00%+44,676New
State Street Corp43,489$563.6K0.00%+200+0.5%Added
Northern Trust Corp41,688$540.3K0.00%+160+0.4%Added
American Century Companies Inc41,587$539.0K0.00%+41,587New
O'Shaughnessy Asset Management, LLC41,019$531.6K0.01%+30,763+300.0%Added
Perritt Capital Management Inc40,000$518.4K0.29%00.0%Unchanged
Ironwood Investment Management LLC38,356$497.1K0.26%−219−0.6%Reduced
Advisor Group Holdings, Inc.37,664$488.1K0.00%−37,210−49.7%Reduced
Qube Research & Technologies Ltd33,381$432.6K0.00%+30,557+1,082.0%Added
Man Group plc32,906$426.5K0.00%+32,906New
Renaissance Technologies LLC28,500$369.0K0.00%+9,500+50.0%Added
Bank of America Corp27,593$357.6K0.00%+19,270+231.5%Added
Mraz, Amerine & Associates, Inc.25,731$333.5K0.07%−200−0.8%Reduced
Barclays PLC25,220$326.9K0.00%+16,817+200.1%Added
Balyasny Asset Management LLC20,849$270.2K0.00%+20,849New
Ritholtz Wealth Management19,303$250.2K0.01%+19,303New
683 Capital Management, LLC18,261$236.7K0.02%+18,261New
Goldman Sachs Group Inc16,956$219.8K0.00%+16,956New
Jump Financial, LLC16,441$213.1K0.01%+16,441New
Connor, Clark & Lunn Investment Management Ltd.14,381$186.4K0.00%+3,377+30.7%Added
ExodusPoint Capital Management, LP13,489$175.0K0.00%+13,489New
Quadrature Capital Ltd12,963$168.0K0.00%+12,963New
Schonfeld Strategic Advisors LLC12,439$161.2K0.00%+12,439New
Wells Fargo & Company12,275$159.1K0.00%+1,986+19.3%Added
Trexquant Investment LP11,828$153.3K0.00%+11,828New
Arrowstreet Capital, Limited Partnership10,647$138.0K0.00%+10,647New
JPMorgan Chase & Co9,694$125.6K0.00%+9,694New
Royal Bank of Canada6,583$86.0K0.00%+6,583New
Citadel Advisors LLC4,499$58.3K0.00%−379−7.8%Reduced
Morgan Stanley3,047$39.5K0.00%+1,495+96.3%Added
Simplex Trading, LLC1,997$25.0K0.00%−1,172−37.0%Reduced
Rhumbline Advisers600$7.78K0.00%00.0%Unchanged
Sunbelt Securities, Inc.300$3.89K0.00%00.0%Unchanged
Godsey & Gibb Associates200$2.59K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC122$2.00K0.00%00.0%Unchanged
Covestor Ltd124$2.00K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA101$1.31K0.00%00.0%Unchanged
FMR LLC100$1.30K0.00%+100New
Stone House Investment Management, LLC79$1.02K0.00%+79New
Cox Capital Mgt LLC0$00.00%−28,060−100.0%Sold out
Baader Bank INC0$00.00%−13,500−100.0%Sold out
Tower Research Capital LLC (TRC)0$00.00%−498−100.0%Sold out