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Core Laboratories Inc.

CLB
Exchange
NYSE
Industry
Oil & Gas Field Services, NEC
SEC CIK
0001958086

In the last 90 days, Core Laboratories Inc. insiders filed 1 open-market purchase and 0 sales; 186 institutions reported holding it in 13F filings for Q2 2026, worth $612.8M in total; no superinvestor holds it.

Q4 2025 vs. Q3 2025

How the institutions holding Core Laboratories Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of CLB: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders1903189+2
Shares51.2M46.0K50.2M−1.01M (−2.0%)
Value$632.9M$568.5K$804.2M+$171.9M (+27.2%)

3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (31)

Institutions that held Core Laboratories Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Sold out (29)

Institutions that held Core Laboratories Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Not filed for Q4 2025 yet (3)

Institutions that held Core Laboratories Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding CLB in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Ridgewood Investments LLC31,434$388.5K
Point72 Asia (Singapore) Pte. Ltd.13,792$170.5K
Point72 Europe (London) LLP772$9.54K