Security key
21867A105
Core Laboratories Inc. /DE/ - Common Stock (CLB)
CUSIP: 21867A105
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 50,532,799
- Total 13F value
- $848,407,241
- Share change
- +207,563
- Put/Call ratio
- 15%
- SEC-reported price per share
- $16.79
- Number of holders
- 189
- Value change
- +$3,971,610
- Number of buys
- 80
- Number of sells
- 75
- Shares outstanding
- 46,133,877
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
189
Top holders
10
CLB full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
Core Laboratories Inc. /DE/ SEC filings
Core Laboratories Inc. /DE/ company facts
Broader feeds
Reporting periods
Holder history for CUSIP 21867A105
Recent filing periods:
Ownership snapshot
Top reported holders of CLB - Core Laboratories Inc. /DE/ - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
ARIEL INVESTMENTS, LLC
Disclosed value leader
ARIEL INVESTMENTS, LLC
Comparable rows
0/15
Latest evidence
31 Dec 2025
13F
Highest disclosed value: $218,985,830
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
ARIEL INVESTMENTS, LLC has the largest disclosed position value at $218.99M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens ARIEL INVESTMENTS, LLC's linked filing trail.
Disclosed position value
Top 5
ARIEL INVESTMENTS, LLC
$218.99M
BlackRock, Inc.
$114.67M
DISCIPLINED GROWTH INVESTORS INC /MN
$82.83M
EARNEST PARTNERS LLC
$51.63M
VANGUARD GROUP INC
$49.37M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ARIEL INVESTMENTS, LLC |
13F
Company
|
—
denominator unverified
|
$218,985,830
13,661,000 shares
|
— | 31 Dec 2025 |
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$114,671,291
7,153,543 shares
|
— | 31 Dec 2025 |
| DISCIPLINED GROWTH INVESTORS INC /MN |
13F
Company
|
—
denominator unverified
|
$82,825,631
5,166,914 shares
|
— | 31 Dec 2025 |
| EARNEST PARTNERS LLC |
13F
Company
|
—
denominator unverified
|
$51,633,319
3,221,043 shares
|
— | 31 Dec 2025 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$49,370,508
3,079,882 shares
|
— | 31 Dec 2025 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$32,729,092
2,041,740 shares
|
— | 31 Dec 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
189
Shares
50,532,799
Rows available
189
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q1 2026 Across Filers
Q1 2026 holders
189
Q1 2026 holders
189
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend