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Platinum Investment Management’s Core Laboratories CLB Stock Holding History

Platinum Investment Management’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
-4,196
Closed -$67.3K – 96
2025
Q4 		$67.3K Sell
4,196
-19,562
-82% -$291K 0.02% 102
2025
Q3 		$294K Buy
23,758
+889
+4% +$10.4K 0.02% 99
2025
Q2 		$263K Buy
22,869
+2,844
+14% +$33.7K 0.02% 99
2025
Q1 		$300K Buy
20,025
+14,927
+293% +$250K 0.02% 89
2024
Q4 		$88.2K Sell
5,098
-322
-6% -$6.21K 0.01% 95
2024
Q3 		$100K Sell
5,420
-931
-15% -$18.7K ﹤0.01% 101
2024
Q2 		$129K Hold
6,351
– – 0.01% 108
2024
Q1 		$108K Buy
6,351
+774
+14% +$12.2K ﹤0.01% 117
2023
Q4 		$98.5K Buy
5,577
+1,698
+44% +$34.2K ﹤0.01% 127
2023
Q3 		$93.1K Hold
3,879
– – ﹤0.01% 124
2023
Q2 		$90.2K Sell
3,879
-2,666
-41% -$60.3K ﹤0.01% 125
2023
Q1 		$144K Sell
6,545
-7,585
-54% -$177K 0.01% 116
2022
Q4 		$286K Sell
14,130
-1,825
-11% -$35.4K 0.01% 108
2022
Q3 		$215K Buy
15,955
+3,111
+24% +$52.4K 0.01% 107
2022
Q2 		$254K Buy
12,844
+4,063
+46% +$108K 0.01% 109
2022
Q1 		$278K Buy
+8,781
New +$246K 0.01% 114

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
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
CAMG
CWA Asset Management Group Naples, Florida $3.28B AUM 34.07% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Platinum Investment Management's CLB Position: Q1 2026 in Review

Platinum Investment Management sold out of Core Laboratories (CLB) in Q1 2026, closing a stake of 4,196 shares — an estimated $67.3K sold.

Platinum Investment Management first reported a position in CLB in Q1 2022 and held it in 16 quarters. The position peaked at $300K in Q1 2025. 190 funds tracked by Wall St. Rank hold CLB as of Q1 2026.

  • Platinum Investment Management reported no remaining Core Laboratories position as of Q1 2026 after selling out during the quarter.
  • Platinum Investment Management sold 4,196 Core Laboratories shares in Q1 2026, an estimated $67.3K.
  • Platinum Investment Management first reported a position in Core Laboratories in Q1 2022 and held it in 16 quarters.
  • Platinum Investment Management's Core Laboratories position peaked at $300K in Q1 2025.
  • 190 funds tracked by Wall St. Rank held Core Laboratories as of Q1 2026.

Based on Platinum Investment Management's 13F filing for Q1 2026, filed 14 May 2026.