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.
13F holders, Q1 2026
Institutional positions in Core Laboratories Inc. as of Mar 31, 2026. 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
- 190
- +5 vs. Q4 2025
- Shares held
- 50.5M
- +3.46M (+7.4%) vs. Q4 2025
- Total value
- $848.4M
- +$93.8M (+12.4%) vs. Q4 2025
- New holders
- 24
- 62 more added
- Sold out
- 19
- 57 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CLB 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 | 186 | $612.8M |
| Q1 2026 | 190 | $848.4M |
| Q4 2025 | 189 | $804.2M |
| Q3 2025 | 190 | $632.9M |
| Q2 2025 | 191 | $601.2M |
| Q1 2025 | 195 | $762.0M |
| Q4 2024 | 209 | $879.5M |
| Q3 2024 | 191 | $945.7M |
| Q2 2024 | 194 | $1.05B |
| Q1 2024 | 197 | $830.4M |
| Q4 2023 | 186 | $855.4M |
| Q3 2023 | 178 | $1.16B |
| Q2 2023 | 164 | $1.13B |
| Q1 2023 | 164 | $1.02B |
| Q4 2022 | 162 | $931.5M |
| Q3 2022 | 163 | $614.4M |
| Q2 2022 | 176 | $905.2M |
| Q1 2022 | 197 | $1.42B |
| Q4 2021 | 175 | $956.3M |
| Q3 2021 | 199 | $1.19B |
| Q2 2021 | 196 | $1.78B |
| Q1 2021 | 184 | $1.24B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Core Laboratories Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Abacus Wealth Partners, LLC | 14,695 | $246.7K | 0.02% | +182+1.3% | Added |
| Argos Wealth Advisors, LLC | 16,119 | $270.6K | 0.08% | 00.0% | Unchanged |
| Terril Brothers, Inc. | 16,600 | $278.7K | 0.08% | −2,375−12.5% | Reduced |
| SEI Investments Co | 16,843 | $282.8K | 0.00% | −5,800−25.6% | Reduced |
| Arkadios Wealth Advisors | 18,476 | $310.2K | 0.01% | −2,242−10.8% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 19,604 | $329.2K | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 19,660 | $330.1K | 0.00% | +19,660 | New |
| Janus Henderson Group PLC | 19,854 | $333.8K | 0.00% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 20,600 | $345.9K | 0.01% | −700−3.3% | Reduced |
| Los Angeles Capital Management LLC | 22,001 | $369.4K | 0.00% | +11,815+116.0% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 22,049 | $370.2K | 0.00% | +258+1.2% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 22,401 | $376.1K | 0.00% | +6,269+38.9% | Added |
| State of Alaska, Department of Revenue | 22,985 | $385.0K | 0.00% | −508−2.2% | Reduced |
| JPMorgan Chase & Co | 23,192 | $388.7K | 0.00% | +40.0% | Added |
| Millennium Management LLC | 23,802 | $399.6K | 0.00% | +9,397+65.2% | Added |
| Kornitzer Capital Management Inc | 24,775 | $416.0K | 0.01% | −2,200−8.2% | Reduced |
| MetLife Investment Management | 24,895 | $418.0K | 0.00% | −345−1.4% | Reduced |
| Illinois Municipal Retirement Fund | 25,642 | $430.5K | 0.01% | +2,930+12.9% | Added |
| Citigroup Inc | 27,905 | $468.5K | 0.00% | +17,709+173.7% | Added |
| Vanguard Asset Management, Ltd | 28,771 | $483.1K | 0.00% | +28,771 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 29,541 | $496.0K | 0.00% | +29,541 | New |
| Thrivent Financial for Lutherans | 31,167 | $523.0K | 0.00% | −915−2.9% | Reduced |
| Amundi | 31,857 | $534.9K | 0.00% | +12,312+63.0% | Added |
| CoreCommodity Management, LLC | 31,972 | $536.8K | 0.10% | −3,654−10.3% | Reduced |
| Susquehanna International Group, LLP | 32,350 | $543.2K | 0.00% | +11,657+56.3% | Added |
| Captrust Financial Advisors | 36,753 | $617.1K | 0.00% | +4,986+15.7% | Added |
| Lido Advisors, LLC | 37,846 | $635.4K | 0.00% | −3,184−7.8% | Reduced |
| Alliancebernstein L.P. | 41,130 | $659.3K | 0.00% | 00.0% | Unchanged |
| Campbell & CO Investment Adviser LLC | 40,374 | $677.9K | 0.04% | +19,895+97.1% | Added |
| Old West Investment Management, LLC | 40,525 | $680.4K | 0.07% | +2,302+6.0% | Added |
| Deutsche Bank AG | 40,615 | $681.9K | 0.00% | +1,818+4.7% | Added |
| California State Teachers Retirement System | 42,973 | $721.5K | 0.00% | −350−0.8% | Reduced |
| Pacific Ridge Capital Partners, LLC | 44,431 | $746.0K | 0.16% | +80.0% | Added |
| Oppenheimer Asset Management Inc. | 48,525 | $814.7K | 0.01% | +6,050+14.2% | Added |
| Prudential Financial Inc | 48,563 | $815.4K | 0.00% | +4,470+10.1% | Added |
| Renaissance Technologies LLC | 50,603 | $849.6K | 0.00% | −132,797−72.4% | Reduced |
| AQR Capital Management LLC | 51,925 | $871.8K | 0.00% | +2,107+4.2% | Added |
| Panagora Asset Management Inc | 54,962 | $922.8K | 0.00% | +43,596+383.6% | Added |
| Price T Rowe Associates Inc | 57,142 | $960.0K | 0.00% | +8,222+16.8% | Added |
| Raiffeisen Bank International AG | 60,000 | $1.01M | 0.01% | 00.0% | Unchanged |
| Moors & Cabot, Inc. | 60,802 | $1.02M | 0.04% | −1,040−1.7% | Reduced |
| Creative Planning | 62,471 | $1.05M | 0.00% | +32+0.1% | Added |
| BWM Planning, LLC | 65,036 | $1.09M | 0.29% | 00.0% | Unchanged |
| Quantinno Capital Management LP | 68,395 | $1.15M | 0.00% | +338+0.5% | Added |
| Toroso Investments, LLC | 71,201 | $1.20M | 0.00% | +864+1.2% | Added |
| Swiss National Bank | 92,500 | $1.55M | 0.00% | 00.0% | Unchanged |
| Jump Financial, LLC | 96,200 | $1.62M | 0.02% | +96,200 | New |
| UBS Asset Management Americas Inc | 96,902 | $1.63M | 0.00% | +1,704+1.8% | Added |
| Rice Hall James & Associates, LLC | 99,096 | $1.66M | 0.09% | −197−0.2% | Reduced |
| Ameriprise Financial Inc | 100,538 | $1.69M | 0.00% | −53,848−34.9% | Reduced |
| Marshall Wace, LLP | 117,744 | $1.98M | 0.00% | +117,744 | New |
| D. E. Shaw & Co., Inc. | 118,426 | $1.99M | 0.00% | −49,458−29.5% | Reduced |
| Legal & General Group Plc | 119,178 | $2.00M | 0.00% | −9,612−7.5% | Reduced |
| Rhumbline Advisers | 139,134 | $2.34M | 0.00% | +4,193+3.1% | Added |
| Russell Investments Group, Ltd. | 148,337 | $2.49M | 0.00% | −7,159−4.6% | Reduced |
| Heartland Advisors Inc | 150,000 | $2.52M | 0.13% | +150,000 | New |
| Nuveen, LLC | 150,123 | $2.52M | 0.00% | −3,392−2.2% | Reduced |
| Citadel Advisors LLC | 154,800 | $2.60M | 0.00% | +117,867+319.1% | Added |
| Public Sector Pension Investment Board | 166,588 | $2.80M | 0.01% | +5,439+3.4% | Added |
| Royce & Associates LP | 179,251 | $3.01M | 0.03% | −27,465−13.3% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 180,135 | $3.02M | 0.01% | −370,980−67.3% | Reduced |
| Wells Fargo & Company | 190,316 | $3.20M | 0.00% | −28,457−13.0% | Reduced |
| Envestnet Asset Management Inc | 223,876 | $3.76M | 0.00% | +51,776+30.1% | Added |
| Bank of America Corp | 224,618 | $3.77M | 0.00% | +83,918+59.6% | Added |
| Invesco Ltd. | 232,001 | $3.90M | 0.00% | +27,807+13.6% | Added |
| Principal Financial Group Inc | 271,821 | $4.56M | 0.00% | −21,658−7.4% | Reduced |
| MAC Alpha Capital Management, LP | 283,196 | $4.75M | 2.77% | −29,732−9.5% | Reduced |
| Advisors Capital Management, LLC | 288,630 | $4.85M | 0.06% | +12,275+4.4% | Added |
| Vanguard Fiduciary Trust Co | 289,562 | $4.86M | 0.00% | +289,562 | New |
| Bank of New York Mellon Corp | 403,084 | $6.77M | 0.00% | −8,559−2.1% | Reduced |
| UBS Group AG | 431,653 | $7.25M | 0.00% | +19,138+4.6% | Added |
| Morgan Stanley | 446,782 | $7.50M | 0.00% | −38,256−7.9% | Reduced |
| American Century Companies Inc | 447,097 | $7.51M | 0.00% | +79,732+21.7% | Added |
| Van Eck Associates Corp | 472,466 | $7.93M | 0.01% | +120,443+34.2% | Added |
| Northern Trust Corp | 565,286 | $9.49M | 0.00% | +21,793+4.0% | Added |
| Gendell Jeffrey L | 648,460 | $10.9M | 0.15% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 686,950 | $11.5M | 0.00% | −50,600−6.9% | Reduced |
| Fisher Asset Management, LLC | 736,747 | $12.4M | 0.00% | −38,232−4.9% | Reduced |
| Goldman Sachs Group Inc | 848,901 | $14.3M | 0.00% | +3,650+0.4% | Added |
| T. Rowe Price Investment Management, Inc. | 1,103,895 | $18.5M | 0.01% | +61,687+5.9% | Added |
| Geode Capital Management, LLC | 1,137,958 | $19.1M | 0.00% | +23,023+2.1% | Added |
| Vanguard Portfolio Management LLC | 1,254,836 | $21.1M | 0.00% | +1,254,836 | New |
| Dimensional Fund Advisors LP | 1,352,329 | $22.7M | 0.00% | +122,718+10.0% | Added |
| Vanguard Capital Management LLC | 1,619,863 | $27.2M | 0.00% | +1,619,863 | New |
| CWA Asset Management Group, LLC | 1,741,001 | $29.2M | 1.00% | +1,118,548+179.7% | Added |
| State Street Corp | 2,060,537 | $34.6M | 0.00% | +18,797+0.9% | Added |
| Earnest Partners LLC | 3,055,996 | $51.3M | 0.21% | −165,047−5.1% | Reduced |
| Disciplined Growth Investors Inc | 4,937,115 | $82.9M | 1.70% | −229,799−4.4% | Reduced |
| BlackRock, Inc. | 7,208,503 | $121.0M | 0.00% | +54,960+0.8% | Added |
| Ariel Investments, LLC | 13,170,388 | $221.1M | 2.48% | −490,612−3.6% | Reduced |
| HRT Financial LP | 0 | $0 | 0.00% | −126,056−100.0% | Sold out |
| Archon Capital Management LLC | 0 | $0 | 0.00% | −117,252−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −54,273−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −53,831−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −30,514−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −23,595−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −14,306−100.0% | Sold out |
| Cornerstone Investment Partners, LLC | 0 | $0 | 0.00% | −11,381−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −8,700−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −8,451−100.0% | Sold out |