Jane Street
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Jane Street’s Core Laboratories CLB Stock Holding History

Jane Street’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
2024
Q1 		– Sell
-12,000
Closed -$212K – 9263
2023
Q4 		$212K Buy
+12,000
New +$242K ﹤0.01% 8134
2022
Q2 		– Sell
-214,900
Closed -$6.8M – 9753
2022
Q1 		$6.8M Buy
214,900
+198,700
+1,227% +$5.57M ﹤0.01% 2548
2021
Q4 		$361K Buy
+16,200
New +$422K ﹤0.01% 7832
2021
Q3 		– Sell
-17,200
Closed -$670K – 9981
2021
Q2 		$670K Buy
17,200
+6,100
+55% +$219K ﹤0.01% 6682
2021
Q1 		$320K Sell
11,100
-31,100
-74% -$1.06M ﹤0.01% 7597
2020
Q4 		$1.12M Buy
42,200
+4,000
+10% +$81.7K ﹤0.01% 4461
2020
Q3 		$583K Buy
38,200
+6,400
+20% +$134K ﹤0.01% 4921
2020
Q2 		$646K Buy
+31,800
New +$570K ﹤0.01% 4687
2020
Q1 		– Sell
-7,800
Closed -$294K – 5350
2019
Q4 		$294K Buy
+7,800
New +$350K ﹤0.01% 4293
2018
Q1 		– Sell
-2,900
Closed -$318K – 4847
2017
Q4 		$318K Sell
2,900
-1,200
-29% -$120K ﹤0.01% 3698
2017
Q3 		$405K Buy
+4,100
New +$397K ﹤0.01% 3361
2017
Q1 		– Sell
-10,900
Closed -$1.31M – 4167
2016
Q4 		$1.31M Buy
+10,900
New +$1.21M 0.01% 1743
2016
Q3 		– Sell
-2,800
Closed -$347K – 4030
2016
Q2 		$347K Sell
2,800
-8,000
-74% -$966K ﹤0.01% 3152
2016
Q1 		$1.21M Buy
+10,800
New +$1.12M 0.01% 1677
2015
Q3 		– Sell
-2,000
Closed -$228K – 3612
2015
Q2 		$228K Buy
+2,000
New +$243K ﹤0.01% 3136

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
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Jane Street's CLB Position: Q4 2025 in Review

Jane Street sold out of Core Laboratories (CLB) in Q4 2025, closing a stake of 59,305 shares — an estimated $733K sold.

Jane Street first reported a position in CLB in Q4 2015 and held it in 31 quarters. The position peaked at $6.62M in Q2 2020. 187 funds tracked by Wall St. Rank hold CLB as of Q4 2025.

  • Jane Street reported no remaining Core Laboratories position as of Q4 2025 after selling out during the quarter.
  • Jane Street sold 59,305 Core Laboratories shares in Q4 2025, an estimated $733K.
  • Jane Street first reported a position in Core Laboratories in Q4 2015 and held it in 31 quarters.
  • Jane Street's Core Laboratories position peaked at $6.62M in Q2 2020.
  • 187 funds tracked by Wall St. Rank held Core Laboratories as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.