Latest Period
Q2 2026
Security Snapshot
Core Laboratories Inc - Common Stock SH (CLB) Institutional Ownership
CUSIP: 21867A105
13F Institutional Holders and Ownership History from Q2 2020 to Q2 2026
Institutions Reporting
183
Shares (Excl. Options)
52,637,328
Price
$11.65
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- Security type / class
- Equity / Common Stock SH
- Symbol
- CLB on NYSE
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 52,637,328
- Total 13F value
- $612,233,477
- Portfolio coverage rank
- 0%
- Share change
- +2,160,967
- Value change
- +$21,271,723
- Number of holders
- 183
- Shares outstanding
- 46,147,361
- SEC-reported price per share
- $10.89
- Insider filing price
- $10.89
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- CLB - Core Laboratories Inc - Common Stock SH is tracked under CUSIP 21867A105.
- 183 institutions reported positions in Q2 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 189 to 183 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $848,407,241 to $612,233,477.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 183 institutions filings for Q2 2026.
Security key
21867A105
Latest holder period
Q2 2026
13F holders
183
13D/G owners
4
CIK / CUSIP context first
Open Q2 2026 holders
CLB full holder history
Core Laboratories Inc. /DE/ SEC filings
Core Laboratories Inc. /DE/ company facts
Core Laboratories Inc. /DE/ insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 21867A105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
CLB
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| ARIEL INVESTMENTS, LLC | 30% | +3.8% | $153,276,151 | +$3,281,996 | 14,074,945 | +2.2% | Ariel Investments, LLC | 30 Jun 2026 |
| BlackRock, Inc. | 8.3% | -45% | $41,506,037 | -$37,574,431 | 3,811,390 | -48% | BlackRock, Inc. | 31 Jul 2026 |
| EARNEST PARTNERS LLC | 6.9% | $60,813,292 | 3,221,043 | EARNEST PARTNERS LLC | 31 Dec 2025 | |||
| DISCIPLINED GROWTH INVESTORS INC /MN | 6.6% | -37% | $33,129,308 | -$20,635,875 | 3,042,177 | -38% | DISCIPLINED GROWTH INVESTORS INC /MN | 30 Jun 2026 |
As of 30 Jun 2026, 183 institutional investors reported holding 52,637,328 shares of Core Laboratories Inc - Common Stock SH (CLB). This represents 114% of the company’s total 46,147,361 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
102%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| ARIEL INVESTMENTS, LLC | 30% | 14,074,945 | +6.9% | 1.6% | $163,973,109 |
| BlackRock, Inc. | 16% | 7,460,118 | +3.5% | 0% | $86,910,369 |
| DISCIPLINED GROWTH INVESTORS INC /MN | 6.6% | 3,042,177 | -38% | 0.6% | $35,441,362 |
| EARNEST PARTNERS LLC | 6.4% | 2,941,004 | -3.8% | 0.12% | $34,262,697 |
| STATE STREET CORP | 4.7% | 2,176,480 | +5.6% | 0% | $25,355,992 |
| CWA Asset Management Group, LLC | 3.8% | 1,755,085 | +0.81% | 0.63% | $20,446,742 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.4% | 1,590,521 | -1.8% | 0% | $18,529,570 |
| DIMENSIONAL FUND ADVISORS LP | 3.4% | 1,548,203 | +14% | 0% | $18,033,152 |
| SCHRODER INVESTMENT MANAGEMENT GROUP | 3.3% | 1,543,638 | 0.01% | $16,856,527 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2.8% | 1,275,421 | +1.6% | 0% | $14,858,655 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.6% | 1,193,824 | +4.9% | 0% | $13,911,319 |
| GENDELL JEFFREY L | 2.4% | 1,090,973 | +68% | 0.11% | $12,709,835 |
| HEARTLAND ADVISORS INC | 2.3% | 1,058,311 | +606% | 0.55% | $12,329,323 |
| GOLDMAN SACHS GROUP INC | 1.6% | 751,643 | -11% | 0% | $8,756,641 |
| EVERGREEN CAPITAL MANAGEMENT LLC | 1.5% | 669,508 | 0.14% | $7,799,769 | |
| MORGAN STANLEY | 1.4% | 656,145 | +47% | 0% | $7,644,110 |
| NORTHERN TRUST CORP | 1.3% | 608,202 | +7.6% | 0% | $7,085,554 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.2% | 565,065 | -18% | 0% | $6,583,007 |
| T. Rowe Price Investment Management, Inc. | 1.1% | 485,032 | -56% | 0% | $5,651,000 |
| UBS Group AG | 1% | 461,777 | +7% | 0% | $5,379,702 |
| Fisher Asset Management, LLC | 0.97% | 447,949 | -39% | 0% | $5,218,605 |
| Bank of New York Mellon Corp | 0.87% | 401,283 | -0.45% | 0% | $4,674,946 |
| VAN ECK ASSOCIATES CORP | 0.85% | 393,682 | -17% | 0% | $4,586,395 |
| CITADEL ADVISORS LLC | 0.81% | 371,615 | +140% | 0% | $4,329,315 |
| VANGUARD FIDUCIARY TRUST CO | 0.64% | 296,584 | +2.4% | 0% | $3,455,204 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
24
Latest
Q2 2026
Rows shown
1-24 of 24
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 52,637,328 | $612,233,477 | +$21,271,723 | $11.65 | 183 |
| 2026 Q1 | 50,532,799 | $848,407,241 | +$3,971,610 | $16.79 | 189 |
| 2025 Q4 | 50,162,408 | $804,179,991 | -$17,753,860 | $16.03 | 187 |
| 2025 Q3 | 51,201,255 | $632,858,492 | -$11,818,549 | $12.36 | 185 |
| 2025 Q2 | 52,229,758 | $601,703,431 | +$12,038,127 | $11.52 | 189 |
| 2025 Q1 | 50,873,441 | $762,455,278 | -$802,871 | $14.99 | 193 |
| 2024 Q4 | 50,808,445 | $879,519,256 | -$6,881,344 | $17.31 | 206 |
| 2024 Q3 | 51,038,534 | $945,722,085 | -$15,766,807 | $18.53 | 188 |
| 2024 Q2 | 51,687,236 | $1,048,489,480 | +$64,905,564 | $20.29 | 188 |
| 2024 Q1 | 48,615,242 | $830,350,000 | +$2,700,490 | $17.08 | 195 |
| 2023 Q4 | 48,448,673 | $855,372,251 | -$8,131,057 | $17.66 | 185 |
| 2023 Q3 | 48,377,118 | $1,161,324,514 | -$7,512,373 | $24.01 | 178 |
| 2023 Q2 | 48,704,673 | $1,132,671,034 | +$1,031,130,097 | $23.25 | 162 |
| 2023 Q1 | 4,365,179 | $96,252,170 | +$96,233,663 | $22.05 | 7 |
| 2022 Q4 | 913 | $18,507 | $20.27 | 1 | |
| 2022 Q3 | 913 | $12,307 | +$12,307 | $13.48 | 1 |
| 2022 Q2 | 0 | $0 | -$9,900 | $23.25 | 0 |
| 2022 Q1 | 313 | $9,900 | +$9,457 | $31.63 | 1 |
| 2021 Q4 | 14 | $312 | -$11,990 | $22.29 | 1 |
| 2021 Q3 | 552 | $15,318 | +$4,745 | $27.75 | 1 |
| 2021 Q2 | 381 | $14,840 | +$14,840 | $38.95 | 1 |
| 2020 Q4 | 0 | $0 | -$4,319 | $10.89 | 0 |
| 2020 Q3 | 283 | $4,319 | +$351 | $15.26 | 1 |
| 2020 Q2 | 260 | $5,283 | +$5,283 | $20.32 | 1 |