WHITE MTNS INS GROUP LTD

Ticker: WTM CUSIP: G9618E107 Class: COM

Mariner, LLC's Holding History (CIK: 0001373442)

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

Q4 2025
Shares 402 Value ($000) $835 Avg Close $1955.46 Range $1648.00 - $2143.25
Q3 2025
Shares 214 Value ($000) $357 Avg Close $1784.36 Range $1659.17 - $1880.11
Q2 2025
Shares 742 Value ($000) $1,332 Avg Close $1778.53 Range $1678.87 - $1937.23
Q1 2025
Shares 720 Value ($000) $1,386 Avg Close $1882.39 Range $1803.96 - $1993.86
Q4 2024
Shares 825 Value ($000) $1,604 Avg Close $1889.39 Range $1708.50 - $2023.00
Q3 2024
Shares 674 Value ($000) $1,144 Avg Close $1743.65 Range $1666.22 - $1847.78
Q2 2024
Shares 600 Value ($000) $1,091 Avg Close $1768.70 Range $1665.71 - $1899.21
Q1 2024
Shares 483 Value ($000) $867 Avg Close $1676.26 Range $1475.00 - $1849.99
Q4 2023
Shares 392 Value ($000) $590 Avg Close $1486.19 Range $1401.01 - $1562.63
Q3 2023
Shares 422 Value ($000) $631 Avg Close $1535.39 Range $1370.75 - $1617.00
Q2 2023
Shares 343 Value ($000) $476 Avg Close $1407.80 Range $1319.05 - $1540.09
Q1 2023
Shares 347 Value ($000) $0 Avg Close $1434.16 Range $1312.00 - $1560.21
Q4 2022
Shares 340 Value ($000) $0 Avg Close $1355.05 Range $1276.05 - $1435.45
Q3 2022
Shares 314 Value ($000) $409 Avg Close $1293.71 Range $1172.00 - $1393.48
Q3 2018
Shares 479 Value ($000) $448 Avg Close $926.90 Range $895.01 - $980.89
Q2 2018
Shares 1,313 Value ($000) $1,190 Avg Close $880.88 Range $804.40 - $933.70