Renaissance Technologies’s White Mountains Insurance WTM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
Sell
-600
Closed -$1.16M 3957
2025
Q1
$1.16M Hold
600
﹤0.01% 2323
2024
Q4
$1.17M Sell
600
-1,300
-68% -$2.53M ﹤0.01% 2410
2024
Q3
$3.22M Sell
1,900
-100
-5% -$170K ﹤0.01% 1726
2024
Q2
$3.63M Sell
2,000
-400
-17% -$727K 0.01% 1506
2024
Q1
$4.31M Sell
2,400
-700
-23% -$1.26M 0.01% 1507
2023
Q4
$4.67M Sell
3,100
-200
-6% -$301K 0.01% 1394
2023
Q3
$4.94M Buy
3,300
+500
+18% +$748K 0.01% 1321
2023
Q2
$3.89M Buy
2,800
+1,100
+65% +$1.53M 0.01% 1573
2023
Q1
$2.34M Buy
1,700
+600
+55% +$827K ﹤0.01% 1931
2022
Q4
$1.56M Buy
1,100
+200
+22% +$283K ﹤0.01% 2237
2022
Q3
$1.17M Sell
900
-2,600
-74% -$3.39M ﹤0.01% 2397
2022
Q2
$4.36M Sell
3,500
-1,200
-26% -$1.5M 0.01% 1665
2022
Q1
$5.34M Sell
4,700
-8,400
-64% -$9.54M 0.01% 1547
2021
Q4
$13.3M Buy
13,100
+800
+7% +$811K 0.02% 931
2021
Q3
$13.2M Sell
12,300
-3,000
-20% -$3.21M 0.02% 874
2021
Q2
$17.6M Sell
15,300
-3,000
-16% -$3.44M 0.02% 832
2021
Q1
$20.4M Buy
18,300
+14,569
+390% +$16.2M 0.03% 757
2020
Q4
$3.73M Sell
3,731
-3,969
-52% -$3.97M ﹤0.01% 1770
2020
Q3
$6M Sell
7,700
-2,900
-27% -$2.26M 0.01% 1472
2020
Q2
$9.41M Sell
10,600
-600
-5% -$533K 0.01% 1259
2020
Q1
$10.2M Sell
11,200
-2,500
-18% -$2.28M 0.01% 1151
2019
Q4
$15.3M Buy
13,700
+1,200
+10% +$1.34M 0.01% 1163
2019
Q3
$13.5M Buy
12,500
+6,700
+116% +$7.24M 0.01% 1194
2019
Q2
$5.92M Sell
5,800
-10,400
-64% -$10.6M 0.01% 1723
2019
Q1
$15M Buy
16,200
+1,000
+7% +$925K 0.01% 1136
2018
Q4
$13M Sell
15,200
-524
-3% -$449K 0.01% 1155
2018
Q3
$14.7M Sell
15,724
-6,576
-29% -$6.15M 0.02% 1112
2018
Q2
$20.2M Buy
22,300
+11,289
+103% +$10.2M 0.02% 913
2018
Q1
$9.06M Sell
11,011
-1,189
-10% -$978K 0.01% 1431
2017
Q4
$10.4M Sell
12,200
-21,100
-63% -$18M 0.01% 1364
2017
Q3
$28.5M Sell
33,300
-8,000
-19% -$6.86M 0.03% 680
2017
Q2
$35.9M Buy
41,300
+10,600
+35% +$9.21M 0.05% 520
2017
Q1
$27M Buy
30,700
+13,100
+74% +$11.5M 0.04% 626
2016
Q4
$14.7M Buy
17,600
+4,800
+38% +$4.01M 0.02% 980
2016
Q3
$10.6M Sell
12,800
-7,000
-35% -$5.81M 0.02% 1113
2016
Q2
$16.7M Sell
19,800
-17,300
-47% -$14.6M 0.03% 816
2016
Q1
$29.8M Sell
37,100
-1,100
-3% -$883K 0.06% 441
2015
Q4
$27.8M Buy
38,200
+600
+2% +$436K 0.06% 390
2015
Q3
$28.1M Buy
37,600
+3,900
+12% +$2.91M 0.07% 362
2015
Q2
$22.1M Buy
33,700
+2,500
+8% +$1.64M 0.05% 486
2015
Q1
$21.4M Buy
31,200
+2,300
+8% +$1.57M 0.05% 541
2014
Q4
$18.2M Buy
28,900
+6,000
+26% +$3.78M 0.04% 561
2014
Q3
$14.4M Buy
22,900
+407
+2% +$256K 0.04% 577
2014
Q2
$13.7M Sell
22,493
-807
-3% -$491K 0.03% 665
2014
Q1
$14M Buy
23,300
+8,900
+62% +$5.34M 0.03% 676
2013
Q4
$8.68M Buy
14,400
+2,000
+16% +$1.21M 0.02% 873
2013
Q3
$7.04M Buy
12,400
+3,000
+32% +$1.7M 0.02% 981
2013
Q2
$5.4M Buy
+9,400
New +$5.4M 0.01% 1062