WHITE MTNS INS GROUP LTD

Ticker: WTM CUSIP: G9618E107 Class: COM

JPMORGAN CHASE & CO's Holding History (CIK: 0000019617)

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

Q4 2025

Shares 1,806 Value ($000) $3,753 Avg Close $1955.46 Range $1648.00 - $2143.25

Q3 2025

Shares 4,322 Value ($000) $7,224 Avg Close $1784.36 Range $1659.17 - $1880.11

Q2 2025

Shares 2,323 Value ($000) $4,171 Avg Close $1778.53 Range $1678.87 - $1937.23

Q1 2025

Shares 1,986 Value ($000) $3,825 Avg Close $1882.39 Range $1803.96 - $1993.86

Q4 2024

Shares 2,777 Value ($000) $5,401 Avg Close $1889.39 Range $1708.50 - $2023.00

Q3 2024

Shares 2,852 Value ($000) $4,838 Avg Close $1743.65 Range $1666.22 - $1847.78

Q2 2024

Shares 3,084 Value ($000) $5,605 Avg Close $1768.70 Range $1665.71 - $1899.21

Q1 2024

Shares 3,105 Value ($000) $5,571 Avg Close $1676.26 Range $1475.00 - $1849.99

Q4 2023

Shares 2,902 Value ($000) $4,368 Avg Close $1486.19 Range $1401.01 - $1562.63

Q3 2023

Shares 2,304 Value ($000) $3,446 Avg Close $1535.39 Range $1370.75 - $1617.00

Q2 2023

Shares 2,420 Value ($000) $3,361 Avg Close $1407.80 Range $1319.05 - $1540.09

Q1 2023

Shares 2,356 Value ($000) $3,245 Avg Close $1434.16 Range $1312.00 - $1560.21

Q4 2022

Shares 1,263 Value ($000) $2 Avg Close $1355.05 Range $1276.05 - $1435.45

Q3 2022

Shares 1,291 Value ($000) $1,682 Avg Close $1293.71 Range $1172.00 - $1393.48

Q2 2022

Shares 1,601 Value ($000) $1,995 Avg Close $1161.60 Range $1030.38 - $1291.50

Q1 2022

Shares 2,171 Value ($000) $2,466 Avg Close $1046.91 Range $982.60 - $1141.97

Q4 2021

Shares 2,044 Value ($000) $2,072 Avg Close $1056.38 Range $978.51 - $1137.50

Q3 2021

Shares 2,446 Value ($000) $2,616 Avg Close $1116.81 Range $1056.96 - $1179.20

Q2 2021

Shares 3,397 Value ($000) $3,899 Avg Close $1167.46 Range $1100.61 - $1243.00

Q1 2021

Shares 3,244 Value ($000) $3,616 Avg Close $1118.45 Range $994.91 - $1267.52

Q4 2020

Shares 2,151 Value ($000) $2,152 Avg Close $940.82 Range $778.11 - $1024.02

Q3 2020

Shares 3,239 Value ($000) $2,510 Avg Close $864.63 Range $752.10 - $961.96

Q2 2020

Shares 211 Value ($000) $188 Avg Close $901.27 Range $813.24 - $1012.83

Q1 2020

Shares 4,831 Value ($000) $4,396 Avg Close $1035.04 Range $629.21 - $1168.21

Q4 2019

Shares 300 Value ($000) $334 Avg Close $1090.77 Range $1054.00 - $1131.50

Q3 2019

Shares 1,723 Value ($000) $1,861 Avg Close $1066.63 Range $1025.25 - $1104.14

Q2 2019

Shares 114 Value ($000) $116 Avg Close $961.99 Range $906.22 - $1052.17

Q1 2019

Shares 10,964 Value ($000) $10,147 Avg Close $905.92 Range $850.75 - $961.49

Q4 2018

Shares 9,946 Value ($000) $8,530 Avg Close $891.29 Range $832.88 - $942.35

Q3 2018

Shares 9,263 Value ($000) $8,669 Avg Close $926.90 Range $895.01 - $980.89

Q2 2018

Shares 4,809 Value ($000) $4,360 Avg Close $880.88 Range $804.40 - $933.70

Q1 2018

Shares 36 Value ($000) $30 Avg Close $825.48 Range $786.23 - $858.09

Q4 2017

Shares 734 Value ($000) $624 Avg Close $874.10 Range $841.33 - $903.26

Q2 2017

Shares 36,027 Value ($000) $31,294 Avg Close $867.55 Range $845.41 - $900.05

Q1 2017

Shares 39,060 Value ($000) $34,368 Avg Close $895.74 Range $834.20 - $948.94

Q4 2016

Shares 8,804 Value ($000) $7,360 Avg Close $838.09 Range $815.04 - $874.69

Q3 2016

Shares 7,637 Value ($000) $6,339 Avg Close $824.01 Range $804.44 - $852.58

Q2 2016

Shares 6,287 Value ($000) $5,294 Avg Close $815.85 Range $786.33 - $845.37

Q1 2016

Shares 5,029 Value ($000) $4,036 Avg Close $748.05 Range $689.31 - $809.99

Q4 2015

Shares 3,953 Value ($000) $2,874 Avg Close $765.83 Range $721.00 - $808.00

Q3 2015

Shares 2,340 Value ($000) $1,748 Avg Close $719.51 Range $645.00 - $778.19

Q2 2015

Shares 2,077 Value ($000) $1,360 Avg Close $663.32 Range $635.00 - $704.50

Q1 2015

Shares 1,970 Value ($000) $1,348 Avg Close $659.70 Range $618.00 - $696.48

Q4 2014

Shares 2,027 Value ($000) $1,277 Avg Close $635.98 Range $610.00 - $682.87

Q3 2014

Shares 1,845 Value ($000) $1,163 Avg Close $624.10 Range $599.35 - $645.00

Q2 2014

Shares 2,830 Value ($000) $1,723 Avg Close $595.51 Range $583.51 - $608.63

Q1 2014

Shares 3,026 Value ($000) $1,815 Avg Close $583.55 Range $557.26 - $603.88

Q4 2013

Shares 3,491 Value ($000) $2,106 Avg Close $589.37 Range $566.30 - $606.94

Q3 2013

Shares 4,513 Value ($000) $2,562 Avg Close $580.72 Range $555.51 - $615.88

Q2 2013

Shares 9,418 Value ($000) $5,414 Avg Close $583.58 Range $561.79 - $615.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,806	$3,753	$1955.46	$1648.00 - $2143.25
Q3 2025	4,322	$7,224	$1784.36	$1659.17 - $1880.11
Q2 2025	2,323	$4,171	$1778.53	$1678.87 - $1937.23
Q1 2025	1,986	$3,825	$1882.39	$1803.96 - $1993.86
Q4 2024	2,777	$5,401	$1889.39	$1708.50 - $2023.00
Q3 2024	2,852	$4,838	$1743.65	$1666.22 - $1847.78
Q2 2024	3,084	$5,605	$1768.70	$1665.71 - $1899.21
Q1 2024	3,105	$5,571	$1676.26	$1475.00 - $1849.99
Q4 2023	2,902	$4,368	$1486.19	$1401.01 - $1562.63
Q3 2023	2,304	$3,446	$1535.39	$1370.75 - $1617.00
Q2 2023	2,420	$3,361	$1407.80	$1319.05 - $1540.09
Q1 2023	2,356	$3,245	$1434.16	$1312.00 - $1560.21
Q4 2022	1,263	$2	$1355.05	$1276.05 - $1435.45
Q3 2022	1,291	$1,682	$1293.71	$1172.00 - $1393.48
Q2 2022	1,601	$1,995	$1161.60	$1030.38 - $1291.50
Q1 2022	2,171	$2,466	$1046.91	$982.60 - $1141.97
Q4 2021	2,044	$2,072	$1056.38	$978.51 - $1137.50
Q3 2021	2,446	$2,616	$1116.81	$1056.96 - $1179.20
Q2 2021	3,397	$3,899	$1167.46	$1100.61 - $1243.00
Q1 2021	3,244	$3,616	$1118.45	$994.91 - $1267.52
Q4 2020	2,151	$2,152	$940.82	$778.11 - $1024.02
Q3 2020	3,239	$2,510	$864.63	$752.10 - $961.96
Q2 2020	211	$188	$901.27	$813.24 - $1012.83
Q1 2020	4,831	$4,396	$1035.04	$629.21 - $1168.21
Q4 2019	300	$334	$1090.77	$1054.00 - $1131.50
Q3 2019	1,723	$1,861	$1066.63	$1025.25 - $1104.14
Q2 2019	114	$116	$961.99	$906.22 - $1052.17
Q1 2019	10,964	$10,147	$905.92	$850.75 - $961.49
Q4 2018	9,946	$8,530	$891.29	$832.88 - $942.35
Q3 2018	9,263	$8,669	$926.90	$895.01 - $980.89
Q2 2018	4,809	$4,360	$880.88	$804.40 - $933.70
Q1 2018	36	$30	$825.48	$786.23 - $858.09
Q4 2017	734	$624	$874.10	$841.33 - $903.26
Q2 2017	36,027	$31,294	$867.55	$845.41 - $900.05
Q1 2017	39,060	$34,368	$895.74	$834.20 - $948.94
Q4 2016	8,804	$7,360	$838.09	$815.04 - $874.69
Q3 2016	7,637	$6,339	$824.01	$804.44 - $852.58
Q2 2016	6,287	$5,294	$815.85	$786.33 - $845.37
Q1 2016	5,029	$4,036	$748.05	$689.31 - $809.99
Q4 2015	3,953	$2,874	$765.83	$721.00 - $808.00
Q3 2015	2,340	$1,748	$719.51	$645.00 - $778.19
Q2 2015	2,077	$1,360	$663.32	$635.00 - $704.50
Q1 2015	1,970	$1,348	$659.70	$618.00 - $696.48
Q4 2014	2,027	$1,277	$635.98	$610.00 - $682.87
Q3 2014	1,845	$1,163	$624.10	$599.35 - $645.00
Q2 2014	2,830	$1,723	$595.51	$583.51 - $608.63
Q1 2014	3,026	$1,815	$583.55	$557.26 - $603.88
Q4 2013	3,491	$2,106	$589.37	$566.30 - $606.94
Q3 2013	4,513	$2,562	$580.72	$555.51 - $615.88
Q2 2013	9,418	$5,414	$583.58	$561.79 - $615.00