Marshall Wace’s W.R. Berkley WRB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$2.1M Buy
31,635
+27,402
+647% +$1.89M ﹤0.01% 1755
2025
Q4
$297K Sell
4,233
-1,812
-30% -$134K ﹤0.01% 2449
2025
Q3
$463K Sell
6,045
-172,700
-97% -$12.3M ﹤0.01% 2262
2025
Q2
$13.1M Sell
178,745
-564,895
-76% -$40.5M 0.02% 742
2025
Q1
$52.9M Buy
743,640
+632,905
+572% +$38.8M 0.07% 254
2024
Q4
$6.48M Buy
110,735
+83,540
+307% +$5M 0.01% 955
2024
Q3
$1.54M Sell
27,195
-17,285
-39% -$971K ﹤0.01% 1469
2024
Q2
$2.33M Buy
+44,480
New +$2.38M ﹤0.01% 1293
2023
Q3
Sell
-187,125
Closed -$7.43M 2815
2023
Q2
$7.43M Buy
+187,125
New +$7.36M 0.02% 863
2022
Q3
Sell
-464,717
Closed -$21.1M 3947
2022
Q2
$21.1M Buy
+464,717
New +$21.1M 0.05% 441
2022
Q1
Sell
-32,522
Closed -$1.19M 4183
2021
Q4
$1.19M Buy
+32,522
New +$1.15M ﹤0.01% 2390
2021
Q1
Sell
-82,485
Closed -$2.44M 2936
2020
Q4
$2.44M Buy
+82,485
New +$2.38M 0.02% 867
2020
Q1
Sell
-75,179
Closed -$2.31M 2100
2019
Q4
$2.31M Buy
+75,179
New +$2.32M 0.02% 769
2019
Q1
Sell
-4,499
Closed -$99K 2092
2018
Q4
$99K Buy
+4,499
New +$101K ﹤0.01% 1371
2016
Q2
Sell
-364,834
Closed -$6.08M 1197
2016
Q1
$6.08M Buy
364,834
+133,967
+58% +$2.06M 0.06% 304
2015
Q4
$3.75M Sell
230,867
-984,035
-81% -$16.1M 0.04% 439
2015
Q3
$19.6M Buy
+1,214,902
New +$19.9M 0.24% 106
2014
Q3
Sell
-1,199,124
Closed -$16.5M 1065
2014
Q2
$16.5M Buy
1,199,124
+981,916
+452% +$12.8M 0.24% 120
2014
Q1
$2.68M Buy
+217,208
New +$2.62M 0.05% 315

Other funds holding WRB