California State Teachers Retirement System (CalSTRS)
CLB icon

California State Teachers Retirement System (CalSTRS)’s Core Laboratories CLB Stock Holding History

California State Teachers Retirement System (CalSTRS)’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
Q2 		$612K Buy
52,527
+9,554
+22% +$136K ﹤0.01% 2115
2026
Q1 		$722K Sell
42,973
-350
-0.8% -$6.26K ﹤0.01% 1926
2025
Q4 		$694K Sell
43,323
-56
-0.1% -$834 ﹤0.01% 1954
2025
Q3 		$536K Sell
43,379
-453
-1% -$5.31K ﹤0.01% 2066
2025
Q2 		$505K Hold
43,832
– – ﹤0.01% 2049
2025
Q1 		$657K Hold
43,832
– – ﹤0.01% 1919
2024
Q4 		$759K Sell
43,832
-515
-1% -$9.94K ﹤0.01% 1921
2024
Q3 		$822K Sell
44,347
-1,372
-3% -$27.6K ﹤0.01% 1892
2024
Q2 		$928K Sell
45,719
-1,014
-2% -$17.9K ﹤0.01% 1797
2024
Q1 		$798K Sell
46,733
-2,580
-5% -$40.6K ﹤0.01% 1919
2023
Q4 		$871K Sell
49,313
-2,268
-4% -$45.7K ﹤0.01% 1910
2023
Q3 		$1.24M Sell
51,581
-5,058
-9% -$124K ﹤0.01% 1664
2023
Q2 		$1.32M Buy
56,639
+15,902
+39% +$360K ﹤0.01% 1743
2023
Q1 		$898K Buy
40,737
+488
+1% +$11.4K ﹤0.01% 1965
2022
Q4 		$816K Buy
40,249
+403
+1% +$7.81K ﹤0.01% 2040
2022
Q3 		$537K Buy
39,846
+437
+1% +$7.36K ﹤0.01% 2302
2022
Q2 		$781K Sell
39,409
-199
-0.5% -$5.29K ﹤0.01% 2126
2022
Q1 		$1.25M Buy
39,608
+481
+1% +$13.5K ﹤0.01% 1905
2021
Q4 		$873K Buy
39,127
+1,234
+3% +$32.2K ﹤0.01% 2249
2021
Q3 		$1.05M Buy
+37,893
New +$1.15M ﹤0.01% 2118
2017
Q4 		– Sell
-11,240
Closed -$1.11M – 2970
2017
Q3 		$1.11M Buy
11,240
+72
+0.6% +$6.98K ﹤0.01% 1947
2017
Q2 		$1.13M Buy
+11,168
New +$1.2M ﹤0.01% 1976

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 $3.37T AUM 44.26% 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
Schroder Investment Management Group
Schroder Investment Management Group London, United Kingdom $141B AUM 34.18% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

California State Teachers Retirement System (CalSTRS)'s CLB Position: Q2 2026 in Review

California State Teachers Retirement System (CalSTRS) increased its Core Laboratories (CLB) stake by 22% in Q2 2026, buying an estimated $136K and bringing the position to 52,527 shares worth $612K. The position accounts for ﹤0.01% of the portfolio, ranked #2115.

California State Teachers Retirement System (CalSTRS) first reported a position in CLB in Q2 2017 and has held it in 22 quarters since. The position peaked at $1.32M in Q2 2023. 186 funds tracked by Wall St. Rank hold CLB as of Q2 2026.

  • California State Teachers Retirement System (CalSTRS) held 52,527 shares of Core Laboratories worth $612K as of Q2 2026.
  • California State Teachers Retirement System (CalSTRS) bought 9,554 Core Laboratories shares in Q2 2026, an estimated $136K.
  • Core Laboratories made up ﹤0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q2 2026, its #2115 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Core Laboratories in Q2 2017 and has held it in 22 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Core Laboratories position peaked at $1.32M in Q2 2023.
  • 186 funds tracked by Wall St. Rank held Core Laboratories as of Q2 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q2 2026, filed 24 Aug 2026.