WHITE MTNS INS GROUP LTD

Ticker: WTM CUSIP: G9618E107 Class: COM

JANE STREET GROUP, LLC's Holding History (CIK: 0001595888)

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

Q4 2025

Shares 1,707 Value ($000) $3,547 Avg Close $1955.46 Range $1648.00 - $2143.25

Q3 2025

Shares 4,820 Value ($000) $8,057 Avg Close $1784.36 Range $1659.17 - $1880.11

Q2 2025

Shares 6,071 Value ($000) $10,902 Avg Close $1778.53 Range $1678.87 - $1937.23

Q1 2025

Shares 578 Value ($000) $1,113 Avg Close $1882.39 Range $1803.96 - $1993.86

Q4 2024

Shares 287 Value ($000) $558 Avg Close $1889.39 Range $1708.50 - $2023.00

Q3 2024

Shares 1,307 Value ($000) $2,217 Avg Close $1743.65 Range $1666.22 - $1847.78

Q2 2024

Shares 927 Value ($000) $1,685 Avg Close $1768.70 Range $1665.71 - $1899.21

Q1 2024

Shares 557 Value ($000) $999 Avg Close $1676.26 Range $1475.00 - $1849.99

Q3 2023

Shares 241 Value ($000) $360 Avg Close $1535.39 Range $1370.75 - $1617.00

Q2 2023

Shares 249 Value ($000) $346 Avg Close $1407.80 Range $1319.05 - $1540.09

Q1 2023

Shares 704 Value ($000) $970 Avg Close $1434.16 Range $1312.00 - $1560.21

Q4 2022

Shares 1,242 Value ($000) $1,757 Avg Close $1355.05 Range $1276.05 - $1435.45

Q3 2022

Shares 293 Value ($000) $382 Avg Close $1293.71 Range $1172.00 - $1393.48

Q2 2022

Shares 950 Value ($000) $1,184 Avg Close $1161.60 Range $1030.38 - $1291.50

Q1 2022

Shares 1,014 Value ($000) $1,152 Avg Close $1046.91 Range $982.60 - $1141.97

Q3 2021

Shares 1,067 Value ($000) $1,141 Avg Close $1116.81 Range $1056.96 - $1179.20

Q2 2021

Shares 213 Value ($000) $245 Avg Close $1167.46 Range $1100.61 - $1243.00

Q4 2020

Shares 341 Value ($000) $341 Avg Close $940.82 Range $778.11 - $1024.02

Q3 2020

Shares 1,996 Value ($000) $1,555 Avg Close $864.63 Range $752.10 - $961.96

Q2 2020

Shares 1,082 Value ($000) $961 Avg Close $901.27 Range $813.24 - $1012.83

Q1 2020

Shares 741 Value ($000) $674 Avg Close $1035.04 Range $629.21 - $1168.21

Q2 2019

Shares 598 Value ($000) $611 Avg Close $961.99 Range $906.22 - $1052.17

Q1 2019

Shares 271 Value ($000) $251 Avg Close $905.92 Range $850.75 - $961.49

Q3 2017

Shares 842 Value ($000) $722 Avg Close $859.82 Range $838.65 - $888.00

Q2 2017

Shares 258 Value ($000) $224 Avg Close $867.55 Range $845.41 - $900.05

Q1 2014

Shares 824 Value ($000) $494 Avg Close $583.55 Range $557.26 - $603.88

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,707	$3,547	$1955.46	$1648.00 - $2143.25
Q3 2025	4,820	$8,057	$1784.36	$1659.17 - $1880.11
Q2 2025	6,071	$10,902	$1778.53	$1678.87 - $1937.23
Q1 2025	578	$1,113	$1882.39	$1803.96 - $1993.86
Q4 2024	287	$558	$1889.39	$1708.50 - $2023.00
Q3 2024	1,307	$2,217	$1743.65	$1666.22 - $1847.78
Q2 2024	927	$1,685	$1768.70	$1665.71 - $1899.21
Q1 2024	557	$999	$1676.26	$1475.00 - $1849.99
Q3 2023	241	$360	$1535.39	$1370.75 - $1617.00
Q2 2023	249	$346	$1407.80	$1319.05 - $1540.09
Q1 2023	704	$970	$1434.16	$1312.00 - $1560.21
Q4 2022	1,242	$1,757	$1355.05	$1276.05 - $1435.45
Q3 2022	293	$382	$1293.71	$1172.00 - $1393.48
Q2 2022	950	$1,184	$1161.60	$1030.38 - $1291.50
Q1 2022	1,014	$1,152	$1046.91	$982.60 - $1141.97
Q3 2021	1,067	$1,141	$1116.81	$1056.96 - $1179.20
Q2 2021	213	$245	$1167.46	$1100.61 - $1243.00
Q4 2020	341	$341	$940.82	$778.11 - $1024.02
Q3 2020	1,996	$1,555	$864.63	$752.10 - $961.96
Q2 2020	1,082	$961	$901.27	$813.24 - $1012.83
Q1 2020	741	$674	$1035.04	$629.21 - $1168.21
Q2 2019	598	$611	$961.99	$906.22 - $1052.17
Q1 2019	271	$251	$905.92	$850.75 - $961.49
Q3 2017	842	$722	$859.82	$838.65 - $888.00
Q2 2017	258	$224	$867.55	$845.41 - $900.05
Q1 2014	824	$494	$583.55	$557.26 - $603.88