RI
CLB icon

Ridgewood Investments’s Core Laboratories CLB Stock Holding History

Ridgewood Investments’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
Q3 		$389K Sell
31,434
-2,055
-6% -$24.1K 0.16% 153
2025
Q2 		$386K Buy
33,489
+3
+0% +$36 0.17% 141
2025
Q1 		$502K Buy
33,486
+874
+3% +$14.6K 0.23% 118
2024
Q4 		$565K Buy
32,612
+1,428
+5% +$27.6K 0.27% 100
2024
Q3 		$578K Sell
31,184
-45
-0.1% -$904 0.29% 96
2024
Q2 		$634K Sell
31,229
-1,503
-5% -$26.6K 0.32% 95
2024
Q1 		$559K Buy
32,732
+19,269
+143% +$303K 0.3% 108
2023
Q4 		$238K Sell
13,463
-12,208
-48% -$246K 0.14% 155
2023
Q3 		$616K Sell
25,671
-2,474
-9% -$60.7K 0.4% 82
2023
Q2 		$654K Sell
28,145
-2,186
-7% -$49.4K 0.37% 80
2023
Q1 		$669K Sell
30,331
-168
-0.6% -$3.93K 0.41% 66
2022
Q4 		$618K Buy
30,499
+1,247
+4% +$24.2K 0.44% 76
2022
Q3 		$394K Buy
29,252
+5,296
+22% +$89.2K 0.33% 106
2022
Q2 		$475K Buy
+23,956
New +$636K 0.37% 91
2020
Q2 		– Sell
-12,692
Closed -$131K – 171
2020
Q1 		$131K Sell
12,692
-508
-4% -$14.2K 0.13% 142
2019
Q4 		$497K Buy
13,200
+653
+5% +$29.3K 0.35% 90
2019
Q3 		$585K Buy
12,547
+2,723
+28% +$127K 0.46% 67
2019
Q2 		$514K Buy
9,824
+4,563
+87% +$268K 0.4% 75
2019
Q1 		$363K Buy
5,261
+2,575
+96% +$173K 0.3% 109
2018
Q4 		$311K Hold
2,686
– – 0.25% 118
2018
Q3 		$311K Hold
2,686
– – 0.25% 119
2018
Q2 		$339K Sell
2,686
-1,793
-40% -$218K 0.3% 103
2018
Q1 		$485K Sell
4,479
-32
-0.7% -$3.54K 0.45% 62
2017
Q4 		$494K Sell
4,511
-5
-0.1% -$499 0.44% 65
2017
Q3 		$446K Buy
4,516
+624
+16% +$60.5K 0.43% 71
2017
Q2 		$394K Buy
3,892
+813
+26% +$87.7K 0.39% 73
2017
Q1 		$356K Buy
3,079
+722
+31% +$83.9K 0.38% 73
2016
Q4 		$283K Buy
+2,357
New +$261K 0.33% 81

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 $3.37T AUM 44.26% 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
Fisher Asset Management
Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return

Ridgewood Investments's CLB Position: Q3 2025 in Review

Ridgewood Investments reduced its Core Laboratories (CLB) stake by 6.1% in Q3 2025, selling an estimated $24.1K and leaving 31,434 shares worth $389K. The position accounts for 0.16% of the portfolio, ranked #153.

Ridgewood Investments first reported a position in CLB in Q4 2016 and has held it in 28 quarters since. The position peaked at $669K in Q1 2023. 190 funds tracked by Wall St. Rank hold CLB as of Q3 2025.

  • Ridgewood Investments held 31,434 shares of Core Laboratories worth $389K as of Q3 2025.
  • Ridgewood Investments sold 2,055 Core Laboratories shares in Q3 2025, an estimated $24.1K.
  • Core Laboratories made up 0.16% of Ridgewood Investments's portfolio in Q3 2025, its #153 holding.
  • Ridgewood Investments first reported a position in Core Laboratories in Q4 2016 and has held it in 28 quarters since.
  • Ridgewood Investments's Core Laboratories position peaked at $669K in Q1 2023.
  • 190 funds tracked by Wall St. Rank held Core Laboratories as of Q3 2025.

Based on Ridgewood Investments's 13F filing for Q3 2025, filed 30 Oct 2025.