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Winton Group’s Core Laboratories CLB Stock Holding History

Winton Group’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
-68,487
Closed -$846K – 947
2025
Q3 		$846K Sell
68,487
-26,724
-28% -$313K 0.03% 489
2025
Q2 		$1.1M Buy
95,211
+19,477
+26% +$231K 0.06% 399
2025
Q1 		$1.14M Buy
75,734
+26,111
+53% +$437K 0.07% 303
2024
Q4 		$859K Buy
49,623
+2,683
+6% +$51.8K 0.06% 377
2024
Q3 		$870K Sell
46,940
-13,070
-22% -$262K 0.06% 350
2024
Q2 		$1.22M Buy
60,010
+4,147
+7% +$73.4K 0.08% 173
2024
Q1 		$954K Buy
+55,863
New +$879K 0.07% 293
2022
Q3 		– Sell
-17,755
Closed -$352K – 962
2022
Q2 		$352K Sell
17,755
-3,297
-16% -$87.6K 0.02% 774
2022
Q1 		$666K Buy
21,052
+2,764
+15% +$77.5K 0.03% 599
2021
Q4 		$408K Sell
18,288
-15,778
-46% -$411K 0.02% 735
2021
Q3 		$945K Buy
34,066
+3,351
+11% +$102K 0.05% 537
2021
Q2 		$1.2M Sell
30,715
-2,962
-9% -$106K 0.06% 428
2021
Q1 		$970K Sell
33,677
-7,561
-18% -$258K 0.06% 477
2020
Q4 		$1.09M Sell
41,238
-69,914
-63% -$1.43M 0.08% 358
2020
Q3 		$1.7M Sell
111,152
-65,449
-37% -$1.37M 0.06% 609
2020
Q2 		$3.59M Sell
176,601
-32,815
-16% -$588K 0.09% 370
2020
Q1 		$2.17M Buy
209,416
+79,812
+62% +$2.23M 0.06% 550
2019
Q4 		$4.88M Buy
129,604
+114,850
+778% +$5.16M 0.07% 477
2019
Q3 		$688K Buy
+14,754
New +$686K 0.01% 980

Other funds holding CLB

AI
Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DGI
Disciplined Growth Investors Minneapolis, Minnesota $5.91B AUM 53.97% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Winton Group's CLB Position: Q4 2025 in Review

Winton Group sold out of Core Laboratories (CLB) in Q4 2025, closing a stake of 68,487 shares — an estimated $846K sold.

Winton Group first reported a position in CLB in Q3 2019 and held it in 19 quarters. The position peaked at $4.88M in Q4 2019. 187 funds tracked by Wall St. Rank hold CLB as of Q4 2025.

  • Winton Group reported no remaining Core Laboratories position as of Q4 2025 after selling out during the quarter.
  • Winton Group sold 68,487 Core Laboratories shares in Q4 2025, an estimated $846K.
  • Winton Group first reported a position in Core Laboratories in Q3 2019 and held it in 19 quarters.
  • Winton Group's Core Laboratories position peaked at $4.88M in Q4 2019.
  • 187 funds tracked by Wall St. Rank held Core Laboratories as of Q4 2025.

Based on Winton Group's 13F filing for Q4 2025, filed 11 Feb 2026.