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CITADEL ADVISORS LLC

Position in CLB — Core Laboratories Inc. /DE/

CIK 1423053 MIAMI, FL

Position in CLB

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$2,599,092
+$2,007,057 QoQ
Shares Held
154,800
+319.1% QoQ
Ownership
0.336%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2023
12 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in CLB Over Time

Shares Held

Position Value (USD)

Derivatives in CLB

reported options exposure · as of Mar 31, 2026
CallValue
$256,887
CallShares
15,300
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Oil & Gas Equipment & Services

Energy · as of Mar 31, 2026

CITADEL ADVISORS LLC holds $915,978,212 across 41 Oil & Gas Equipment & Services names. CLB ranks #33 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in CLB

Export CSV
33 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $256,887 15,300
2026-03-31 $2,599,092 154,800
2025-12-31 $592,035 36,933
2025-09-30 $2,242,684 181,447
2025-09-30 $187,872 15,200
2025-09-30 $284,280 23,000
2025-06-30 $183,168 15,900
2025-06-30 $683,136 59,300
2025-06-30 $1,666,586 144,669
2025-03-31 $170,886 11,400
2025-03-31 $1,968,935 131,350
2025-03-31 $148,401 9,900
2024-12-31 $266,574 15,400
2024-12-31 $1,870,674 108,069
2024-12-31 $181,755 10,500
2024-09-30 $2,349,177 126,777
2024-09-30 $207,536 11,200
2024-09-30 $429,896 23,200
2024-06-30 $1,573,185 77,535
2024-06-30 $215,074 10,600
2024-06-30 $131,885 6,500
2024-03-31 $6,685,128 391,401
2024-03-31 $2,076,928 121,600
2024-03-31 $268,156 15,700
2023-12-31 $400,882 22,700
2023-12-31 $6,320,513 357,900
2023-12-31 $2,246,352 127,200
2023-09-30 $533,022 22,200
2023-09-30 $254,506 10,600
2023-09-30 $5,876,927 244,770
2023-06-30 $79,050 3,400
2023-06-30 $4,635,607 199,381
2023-06-30 $444,075 19,100