Campbell & CO Investment Adviser LLC
Position in CLB — Core Laboratories Inc. /DE/
CIK 1353570
BALTIMORE, MD
Position in CLB
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$677,879
+$349,601 QoQ
Shares Held
40,374
+97.1% QoQ
Ownership
0.088%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2023
7 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 0.ToString("F0")%
None 100.ToString("F0")%
Common Shares in CLB Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Equipment & Services
Energy · as of Mar 31, 2026Campbell & CO Investment Adviser LLC holds $30,758,667 across 14 Oil & Gas Equipment & Services names. CLB ranks #9 (2.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BKR |
Baker Hughes Co
|
146,493 | $8,943,397 | |
| 2 | NOV |
NOV Inc.
|
290,399 | $5,462,405 | |
| 3 | WHD |
Cactus, Inc.
|
64,989 | $3,078,528 | |
| 4 | AROC |
Archrock, Inc.
|
84,021 | $2,923,930 | |
| 5 | FTI |
TechnipFMC plc
|
35,515 | $2,455,151 | |
| 6 | TS |
Tenaris SA
|
41,043 | $2,387,881 | |
| 7 | OIS |
Oil States International, Inc
|
129,947 | $1,512,583 | |
| 8 | HAL |
Halliburton Co
|
18,502 | $721,392 |
All Filings in CLB
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $677,879 | 40,374 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $328,278 | 20,479 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $189,886 | 15,363 | Shares | Sole | 2025-10-28 | |
| 2025-06-30 | $297,573 | 25,831 | Shares | Sole | 2025-08-07 | |
| 2024-03-31 | $264,757 | 15,501 | Shares | Sole | 2024-05-10 | |
| 2023-12-31 | $1,074,469 | 60,842 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $1,769,152 | 73,684 | Shares | Sole | 2023-11-08 | |
| No filing history on record for this holder in this stock. | ||||||