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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.

Q1 2026 vs. Q4 2025

How the institutions holding Geospace Technologies Corp changed between Q4 2025 and Q1 2026.

All holders in Q1 2026All holders in Q4 2025

13F holders of GEOS: Q4 2025 compared with Q1 2026
MeasureQ4 2025Of which not filed for Q1 2026Q1 2026Change
Holders84286+4
Shares7.15M654.9K6.72M+227.2K (+3.5%)
Value$120.9M$11.1M$82.0M−$27.8M (−25.3%)

2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (20)

Institutions that held Geospace Technologies Corp at the end of Q1 2026 but not at the end of Q4 2025.

Sold out (16)

Institutions that held Geospace Technologies Corp at the end of Q4 2025 and filed for Q1 2026 without it.

Institutions that sold out of GEOS in Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Goldman Sachs Group Inc60,136$1.02M
Skopos Labs, Inc.43,799$761.7K
Peapod Lane Capital LLC37,817$639.5K
Quest Partners LLC27,604$466.8K
ExodusPoint Capital Management, LP25,049$423.6K
Jane Street Group, LLC24,918$421.4K
Gsa Capital Partners LLP24,520$415.0K
XTX Topco Ltd22,936$387.8K
Acadian Asset Management LLC22,058$372.0K
FourThought Financial Partners, LLC16,339$276.3K
LPL Financial LLC13,200$223.2K
Balyasny Asset Management LLC10,530$178.1K
Tower Research Capital LLC (TRC)5,230$88.4K
Kestra Advisory Services, LLC3,952$66.8K
Hazlett, Burt & Watson, Inc.400$7.00K
REAP Financial Group, LLC100$1.69K

Not filed for Q1 2026 yet (2)

Institutions that held Geospace Technologies Corp at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding GEOS in Q4 2025 that haven't filed for Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Vanguard Group Inc648,222$11.0M
CIBC Private Wealth Group, LLC6,650$112.5K