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
Q2 		– Sell
-31,500
Closed -$538K – 9448
2024
Q1 		$538K Buy
+31,500
New +$495K ﹤0.01% 6535
2022
Q2 		– Sell
-6,800
Closed -$215K – 9754
2022
Q1 		$215K Sell
6,800
-7,900
-54% -$221K ﹤0.01% 8934
2021
Q4 		$328K Buy
+14,700
New +$383K ﹤0.01% 8007
2021
Q3 		– Sell
-8,500
Closed -$331K – 9982
2021
Q2 		$331K Buy
8,500
+500
+6% +$17.9K ﹤0.01% 7974
2021
Q1 		$230K Buy
+8,000
New +$273K ﹤0.01% 8077
2020
Q3 		– Sell
-18,000
Closed -$366K – 7192
2020
Q2 		$366K Buy
18,000
+7,200
+67% +$129K ﹤0.01% 5538
2020
Q1 		$112K Buy
10,800
+1,800
+20% +$50.3K ﹤0.01% 4901
2019
Q4 		$339K Buy
+9,000
New +$404K ﹤0.01% 4143
2018
Q4 		– Sell
-2,400
Closed -$278K – 5001
2018
Q3 		$278K Sell
2,400
-300
-11% -$33.8K ﹤0.01% 4309
2018
Q2 		$341K Buy
+2,700
New +$329K ﹤0.01% 3992
2016
Q4 		– Sell
-6,700
Closed -$753K – 4056
2016
Q3 		$753K Buy
+6,700
New +$772K ﹤0.01% 2301

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.