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
2025
Q4 		– Sell
-100
Closed -$1.24K – 8227
2025
Q3 		$1.24K Buy
+100
New +$1.17K ﹤0.01% 8021
2024
Q4 		– Sell
-800
Closed -$14.8K – 7342
2024
Q3 		$14.8K Buy
800
+200
+33% +$4.02K ﹤0.01% 5397
2024
Q2 		$12.2K Sell
600
-1,100
-65% -$19.5K ﹤0.01% 5533
2024
Q1 		$29K Sell
1,700
-100
-6% -$1.57K ﹤0.01% 5147
2023
Q4 		$31.8K Buy
+1,800
New +$36.3K ﹤0.01% 5398
2023
Q1 		– Sell
-1,600
Closed -$32.4K – 7278
2022
Q4 		$32.4K Buy
1,600
+1,500
+1,500% +$29.1K ﹤0.01% 5289
2022
Q3 		$1K Sell
100
-500
-83% -$8.43K ﹤0.01% 7281
2022
Q2 		$12K Sell
600
-1,100
-65% -$29.2K ﹤0.01% 6643
2022
Q1 		$54K Buy
1,700
+1,500
+750% +$42.1K ﹤0.01% 6035
2021
Q4 		$4K Buy
+200
New +$5.22K ﹤0.01% 7690
2021
Q3 		– Sell
-200
Closed -$8K – 8219
2021
Q2 		$8K Buy
+200
New +$7.17K ﹤0.01% 7594
2020
Q3 		– Sell
-300
Closed -$6K – 6119
2020
Q2 		$6K Buy
+300
New +$5.38K ﹤0.01% 5298
2020
Q1 		– Sell
-100
Closed -$4K – 5310
2019
Q4 		$4K Buy
+100
New +$4.49K ﹤0.01% 4781
2019
Q3 		– Sell
-1,000
Closed -$52K – 5177
2019
Q2 		$52K Buy
+1,000
New +$58.7K ﹤0.01% 3745
2019
Q1 		– Sell
-2,100
Closed -$125K – 4860
2018
Q4 		$125K Sell
2,100
-3,700
-64% -$319K ﹤0.01% 3031
2018
Q3 		$672K Buy
5,800
+4,800
+480% +$542K 0.01% 2014
2018
Q2 		$126K Hold
1,000
– – ﹤0.01% 3401
2018
Q1 		$108K Sell
1,000
-500
-33% -$55.3K ﹤0.01% 3196
2017
Q4 		$164K Buy
1,500
+500
+50% +$49.9K ﹤0.01% 3050
2017
Q3 		$99K Buy
+1,000
New +$96.9K ﹤0.01% 3254

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.