Group One Trading
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Group One Trading’s Core Laboratories CLB Stock Holding History

Group One Trading’s Portfolio CLB Stock Details CLB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-52
Closed -$834 – 7766
2025
Q4 		$834 Buy
+52
New +$774 ﹤0.01% 7746
2025
Q3 		– Sell
-539
Closed -$6.32K – 8483
2025
Q2 		$6.21K Buy
+539
New +$6.39K ﹤0.01% 6993
2025
Q1 		– Sell
-38
Closed -$636 – 7665
2024
Q4 		$658 Hold
38
– – ﹤0.01% 6965
2024
Q3 		$704 Buy
+38
New +$763 ﹤0.01% 6344
2023
Q4 		– Sell
-28
Closed -$564 – 7463
2023
Q3 		$672 Buy
+28
New +$687 ﹤0.01% 7285
2023
Q1 		– Sell
-256
Closed -$5.99K – 7277
2022
Q4 		$5.19K Sell
256
-3,604
-93% -$69.9K ﹤0.01% 6332
2022
Q3 		$52K Buy
3,860
+1,500
+64% +$25.3K ﹤0.01% 5376
2022
Q2 		$47K Buy
2,360
+1,682
+248% +$44.7K ﹤0.01% 5612
2022
Q1 		$21K Buy
+678
New +$19K ﹤0.01% 6706
2021
Q4 		– Sell
-100
Closed -$2.61K – 8267
2021
Q3 		$3K Buy
+100
New +$3.04K ﹤0.01% 7852
2020
Q4 		– Sell
-1,084
Closed -$22.1K – 6540
2020
Q3 		$17K Buy
+1,084
New +$22.7K ﹤0.01% 5199
2019
Q2 		– Sell
-314
Closed -$18.4K – 4993
2019
Q1 		$22K Buy
+314
New +$21.1K ﹤0.01% 3979
2018
Q2 		– Sell
-241
Closed -$29.3K – 5127
2018
Q1 		$26K Sell
241
-3,284
-93% -$363K ﹤0.01% 3978
2017
Q4 		$386K Buy
+3,525
New +$352K ﹤0.01% 2466

Other funds holding CLB

AI
Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
DGI
Disciplined Growth Investors Minneapolis, Minnesota $4.89B AUM 33.85% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $24.3B AUM 34.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
CAMG
CWA Asset Management Group Naples, Florida $3.28B AUM 34.07% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Group One Trading's CLB Position: Q1 2026 in Review

Group One Trading sold out of Core Laboratories (CLB) in Q1 2026, closing a stake of 52 shares — an estimated $834 sold.

Group One Trading first reported a position in CLB in Q4 2017 and held it in 14 quarters. The position peaked at $386K in Q4 2017. 190 funds tracked by Wall St. Rank hold CLB as of Q1 2026.

  • Group One Trading reported no remaining Core Laboratories position as of Q1 2026 after selling out during the quarter.
  • Group One Trading sold 52 Core Laboratories shares in Q1 2026, an estimated $834.
  • Group One Trading first reported a position in Core Laboratories in Q4 2017 and held it in 14 quarters.
  • Group One Trading's Core Laboratories position peaked at $386K in Q4 2017.
  • 190 funds tracked by Wall St. Rank held Core Laboratories as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.