William Blair & Company’s Core Laboratories CLB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2019
Q4
Sell
-6,292
Closed -$293K 1743
2019
Q3
$293K Buy
6,292
+1,169
+23% +$54.4K ﹤0.01% 1123
2019
Q2
$268K Sell
5,123
-1,186
-19% -$62K ﹤0.01% 1187
2019
Q1
$435K Sell
6,309
-557
-8% -$38.4K ﹤0.01% 1004
2018
Q4
$410K Buy
6,866
+1,137
+20% +$67.9K ﹤0.01% 976
2018
Q3
$664K Buy
5,729
+109
+2% +$12.6K ﹤0.01% 868
2018
Q2
$709K Hold
5,620
﹤0.01% 832
2018
Q1
$608K Sell
5,620
-49
-0.9% -$5.3K ﹤0.01% 860
2017
Q4
$621K Sell
5,669
-1,584
-22% -$174K ﹤0.01% 891
2017
Q3
$716K Buy
7,253
+252
+4% +$24.9K 0.01% 815
2017
Q2
$709K Buy
7,001
+1,393
+25% +$141K 0.01% 852
2017
Q1
$647K Sell
5,608
-135
-2% -$15.6K 0.01% 818
2016
Q4
$689K Hold
5,743
0.01% 731
2016
Q3
$645K Buy
5,743
+1,548
+37% +$174K 0.01% 753
2016
Q2
$520K Sell
4,195
-5,515
-57% -$684K ﹤0.01% 794
2016
Q1
$1.09M Buy
9,710
+23
+0.2% +$2.59K 0.01% 602
2015
Q4
$1.05M Buy
+9,687
New +$1.05M 0.01% 617