WHITE MTNS INS GROUP LTD

Ticker: WTM CUSIP: G9618E107 Class: COM

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 623 Value ($000) $1,295 Avg Close $1955.46 Range $1648.00 - $2143.25
Q3 2025
Shares 17,239 Value ($000) $28,815 Avg Close $1784.36 Range $1659.17 - $1880.11
Q2 2025
Shares 17,822 Value ($000) $32,003 Avg Close $1778.53 Range $1678.87 - $1937.23
Q1 2025
Shares 19,154 Value ($000) $36,887 Avg Close $1882.39 Range $1803.96 - $1993.86
Q4 2024
Shares 19,417 Value ($000) $37,767 Avg Close $1889.39 Range $1708.50 - $2023.00
Q3 2024
Shares 20,316 Value ($000) $34,460 Avg Close $1743.65 Range $1666.22 - $1847.78
Q2 2024
Shares 21,378 Value ($000) $38,853 Avg Close $1768.70 Range $1665.71 - $1899.21
Q1 2024
Shares 29,623 Value ($000) $53,153 Avg Close $1676.26 Range $1475.00 - $1849.99
Q4 2023
Shares 29,790 Value ($000) $44,834 Avg Close $1486.19 Range $1401.01 - $1562.63
Q3 2023
Shares 31,912 Value ($000) $47,730 Avg Close $1535.39 Range $1370.75 - $1617.00
Q2 2023
Shares 31,678 Value ($000) $43,998 Avg Close $1407.80 Range $1319.05 - $1540.09
Q1 2023
Shares 32,167 Value ($000) $44,310 Avg Close $1434.16 Range $1312.00 - $1560.21
Q4 2022
Shares 22,598 Value ($000) $31,961 Avg Close $1355.05 Range $1276.05 - $1435.45
Q3 2022
Shares 9,874 Value ($000) $12,867 Avg Close $1293.71 Range $1172.00 - $1393.48
Q2 2022
Shares 10,309 Value ($000) $12,847 Avg Close $1161.60 Range $1030.38 - $1291.50
Q1 2022
Shares 10,353 Value ($000) $11,763 Avg Close $1046.91 Range $982.60 - $1141.97
Q4 2021
Shares 12,079 Value ($000) $12,247 Avg Close $1056.38 Range $978.51 - $1137.50
Q3 2021
Shares 18,112 Value ($000) $19,375 Avg Close $1116.81 Range $1056.96 - $1179.20
Q2 2021
Shares 18,112 Value ($000) $20,792 Avg Close $1167.46 Range $1100.61 - $1243.00
Q1 2021
Shares 22,421 Value ($000) $24,997 Avg Close $1118.45 Range $994.91 - $1267.52
Q4 2020
Shares 26,763 Value ($000) $26,779 Avg Close $940.82 Range $778.11 - $1024.02
Q3 2020
Shares 31,755 Value ($000) $24,736 Avg Close $864.63 Range $752.10 - $961.96
Q2 2020
Shares 38,218 Value ($000) $33,937 Avg Close $901.27 Range $813.24 - $1012.83
Q1 2020
Shares 40,069 Value ($000) $36,461 Avg Close $1035.04 Range $629.21 - $1168.21
Q4 2019
Shares 40,069 Value ($000) $44,699 Avg Close $1090.77 Range $1054.00 - $1131.50
Q3 2019
Shares 40,267 Value ($000) $43,488 Avg Close $1066.63 Range $1025.25 - $1104.14
Q2 2019
Shares 41,209 Value ($000) $42,092 Avg Close $961.99 Range $906.22 - $1052.17
Q1 2019
Shares 41,209 Value ($000) $38,142 Avg Close $905.92 Range $850.75 - $961.49
Q4 2018
Shares 29,399 Value ($000) $25,209 Avg Close $891.29 Range $832.88 - $942.35
Q3 2018
Shares 15,556 Value ($000) $14,556 Avg Close $926.90 Range $895.01 - $980.89