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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 $35.1M in total; no superinvestor holds it.

13F holders, Q2 2025

Institutional positions in Geospace Technologies Corp as of Jun 30, 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
64
+3 vs. Q1 2025
Shares held
7.32M
−792.8K (−9.8%) vs. Q1 2025
Total value
$104.4M
+$45.9M (+78.5%) vs. Q1 2025
New holders
19
15 more added
Sold out
16
23 more reduced

Compare with Q1 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.

Institutional holdersQ2 2025: 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 heldQ2 2025: $105.1M
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: $98.8MQ1 2024: $108.2MQ2 2024: $76.2MQ3 2024: $87.3MQ4 2024: $85.1MQ1 2025: $59.9MQ2 2025: $105.1MQ3 2025: $133.7MQ4 2025: $120.9MQ1 2026: $82.0MQ2 2026: $35.1M
Institutions holding GEOS and their total value by quarter
QuarterHoldersValue
Q2 202682$35.1M
Q1 202686$82.0M
Q4 202584$120.9M
Q3 202569$133.7M
Q2 202564$105.1M
Q1 202561$59.9M
Q4 202472$85.1M
Q3 202472$87.3M
Q2 202468$76.2M
Q1 202470$108.2M
Q4 202364$98.8M
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, Q2 2025

Shares, value and share of portfolio for each institution holding Geospace Technologies Corp; share changes are against Q1 2025.

Institutions holding GEOS in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Disciplined Growth Investors Inc1,244,769$17.8M0.34%−23,561−1.9%Reduced
Tieton Capital Management, LLC859,177$12.3M4.79%−4,225−0.5%Reduced
Moors & Cabot, Inc.764,600$10.9M0.51%−21,300−2.7%Reduced
Dimensional Fund Advisors LP679,689$9.69M0.00%+12,493+1.9%Added
Vanguard Group Inc658,718$9.39M0.00%−77,393−10.5%Reduced
First Eagle Investment Management, LLC509,364$7.26M0.01%+41,477+8.9%Added
BlackRock, Inc.412,941$5.89M0.00%−469,064−53.2%Reduced
Grace & White Inc330,321$4.71M0.86%+29,000+9.6%Added
Glenorchy Capital Ltd193,884$2.76M2.04%+1,946+1.0%Added
Millennium Management LLC146,211$2.08M0.00%+146,211New
De Lisle Partners LLP144,234$2.06M0.29%00.0%Unchanged
Geode Capital Management, LLC141,126$2.01M0.00%−142,606−50.3%Reduced
Bridgeway Capital Management, LLC131,478$1.87M0.04%+4,855+3.8%Added
Peapod Lane Capital LLC128,126$1.83M1.83%−151,925−54.2%Reduced
US Bancorp124,034$1.77M0.00%00.0%Unchanged
American Century Companies Inc93,273$1.33M0.00%−16,937−15.4%Reduced
Susquehanna International Group, LLP81,170$1.16M0.00%+58,535+258.6%Added
Empowered Funds, LLC57,062$813.7K0.01%+4,855+9.3%Added
State Street Corp51,189$730.0K0.00%−107,427−67.7%Reduced
Royal Bank of Canada50,923$727.0K0.00%+49,865+4,713.1%Added
Renaissance Technologies LLC45,200$644.6K0.00%+600+1.3%Added
Northern Trust Corp40,985$584.4K0.00%−66,069−61.7%Reduced
EAM Investors, LLC38,188$544.6K0.08%+38,188New
SummitTX Capital, L.P.37,196$530.4K0.02%+37,196New
Ironwood Investment Management LLC37,168$530.0K0.26%+2,084+5.9%Added
EagleClaw Capital Managment, LLC36,150$515.5K0.08%−4,000−10.0%Reduced
Goldman Sachs Group Inc31,535$449.7K0.00%+11,734+59.3%Added
Squarepoint Ops LLC29,834$425.4K0.00%+29,834New
Mraz, Amerine & Associates, Inc.24,081$343.4K0.06%−100−0.4%Reduced
Brevan Howard Capital Management LP21,479$306.3K0.00%+21,479New
Y-Intercept (Hong Kong) Ltd20,184$287.8K0.01%+20,184New
Acadian Asset Management LLC16,093$229.0K0.00%−26,853−62.5%Reduced
Two Sigma Investments, LP15,271$217.8K0.00%+15,271New
HRT Financial LP15,177$216.0K0.00%+15,177New
Gsa Capital Partners LLP14,142$202.0K0.01%+14,142New
Essex Investment Management Co LLC13,636$194.4K0.04%−5,853−30.0%Reduced
Bank of America Corp13,043$186.0K0.00%+5,299+68.4%Added
ARS Wealth Advisors Group, LLC12,550$179.0K0.02%+12,550New
Jain Global LLC11,578$165.1K0.00%+11,578New
Morgan Stanley7,314$104.3K0.00%−10,711−59.4%Reduced
CIBC Private Wealth Group, LLC7,000$99.8K0.00%00.0%Unchanged
Victory Capital Management Inc6,911$98.6K0.00%00.0%Unchanged
Wells Fargo & Company6,226$88.8K0.00%−8,582−58.0%Reduced
Citigroup Inc5,722$81.6K0.00%−2,750−32.5%Reduced
Raymond James Financial Inc3,569$50.9K0.00%+3,569New
Tower Research Capital LLC (TRC)2,074$29.6K0.00%+725+53.7%Added
UBS Group AG1,920$27.4K0.00%−7,914−80.5%Reduced
FMR LLC1,167$16.6K0.00%−43−3.6%Reduced
Group One Trading, L.P.1,112$15.9K0.00%+1,112New
Advisor Group Holdings, Inc.1,100$15.7K0.00%+600+120.0%Added
Rhumbline Advisers600$8.56K0.00%−10,959−94.8%Reduced
BNP Paribas Arbitrage, SA448$6.39K0.00%−394−46.8%Reduced
CWM, LLC391$6.00K0.00%+199+103.6%Added
Sunbelt Securities, Inc.300$3.01K0.00%00.0%Unchanged
Skopos Labs, Inc.141$2.01K0.00%+141New
Capital Advisors, Ltd. LLC122$2.00K0.00%00.0%Unchanged
Talon Private Wealth, LLC112$1.60K0.00%+112New
REAP Financial Group, LLC100$1.43K0.00%+100New
Jones Financial Companies LLLP65$1.03K0.00%+65New
IFP Advisors, Inc0$3280.00%0New
EverSource Wealth Advisors, LLC16$2280.00%+16New
SBI Securities Co., Ltd.10$1430.00%00.0%Unchanged
JPMorgan Chase & Co2$290.00%−5,948−100.0%Reduced
Barclays PLC1$140.00%−12,279−100.0%Reduced
STRS Ohio0$00.00%−50,900−100.0%Sold out
Citadel Advisors LLC0$00.00%−35,507−100.0%Sold out
Charles Schwab Investment Management Inc0$00.00%−33,321−100.0%Sold out
Bank of New York Mellon Corp0$00.00%−30,601−100.0%Sold out
LSV Asset Management0$00.00%−18,043−100.0%Sold out
Nuveen, LLC0$00.00%−16,684−100.0%Sold out
Mirae Asset Global ETFs Holdings Ltd.0$00.00%−7,241−100.0%Sold out
Corebridge Financial, Inc.0$00.00%−5,965−100.0%Sold out
Police & Firemen's Retirement System of New Jersey0$00.00%−4,043−100.0%Sold out
Ameritas Investment Partners, Inc.0$00.00%−1,231−100.0%Sold out
Legal & General Group Plc0$00.00%−1,077−100.0%Sold out
California State Teachers Retirement System0$00.00%−910−100.0%Sold out
New York State Common Retirement Fund0$00.00%−700−100.0%Sold out
Amalgamated Bank0$00.00%−435−100.0%Sold out
Sterling Capital Management LLC0$00.00%−219−100.0%Sold out
Nisa Investment Advisors, LLC0$00.00%−200−100.0%Sold out