WHITE MTNS INS GROUP LTD

Ticker: WTM CUSIP: G9618E107 Class: COM

ELKHORN PARTNERS LIMITED PARTNERSHIP's Holding History (CIK: 0000928400)

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

Q4 2025

Shares 13,598 Value ($000) $28,257 Avg Close $1955.46 Range $1648.00 - $2143.25

Q3 2025

Shares 14,810 Value ($000) $24,755 Avg Close $1784.36 Range $1659.17 - $1880.11

Q2 2025

Shares 14,900 Value ($000) $26,756 Avg Close $1778.53 Range $1678.87 - $1937.23

Q1 2025

Shares 14,905 Value ($000) $29 Avg Close $1882.39 Range $1803.96 - $1993.86

Q4 2024

Shares 15,080 Value ($000) $29 Avg Close $1889.39 Range $1708.50 - $2023.00

Q3 2024

Shares 16,175 Value ($000) $27 Avg Close $1743.65 Range $1666.22 - $1847.78

Q2 2024

Shares 16,110 Value ($000) $29 Avg Close $1768.70 Range $1665.71 - $1899.21

Q1 2024

Shares 16,200 Value ($000) $29 Avg Close $1676.26 Range $1475.00 - $1849.99

Q4 2023

Shares 17,819 Value ($000) $27 Avg Close $1486.19 Range $1401.01 - $1562.63

Q3 2023

Shares 17,830 Value ($000) $27 Avg Close $1535.39 Range $1370.75 - $1617.00

Q2 2023

Shares 18,085 Value ($000) $25 Avg Close $1407.80 Range $1319.05 - $1540.09

Q1 2023

Shares 18,020 Value ($000) $25 Avg Close $1434.16 Range $1312.00 - $1560.21

Q4 2022

Shares 18,350 Value ($000) $26 Avg Close $1355.05 Range $1276.05 - $1435.45

Q3 2022

Shares 18,510 Value ($000) $24,119 Avg Close $1293.71 Range $1172.00 - $1393.48

Q2 2022

Shares 21,905 Value ($000) $27,296 Avg Close $1161.60 Range $1030.38 - $1291.50

Q1 2022

Shares 22,020 Value ($000) $25,020 Avg Close $1046.91 Range $982.60 - $1141.97

Q4 2021

Shares 22,100 Value ($000) $22,407 Avg Close $1056.38 Range $978.51 - $1137.50

Q3 2021

Shares 22,086 Value ($000) $23,623 Avg Close $1116.81 Range $1056.96 - $1179.20

Q2 2021

Shares 22,081 Value ($000) $25,350 Avg Close $1167.46 Range $1100.61 - $1243.00

Q1 2021

Shares 22,140 Value ($000) $24,684 Avg Close $1118.45 Range $994.91 - $1267.52

Q4 2020

Shares 22,420 Value ($000) $22,435 Avg Close $940.82 Range $778.11 - $1024.02

Q3 2020

Shares 22,620 Value ($000) $17,621 Avg Close $864.63 Range $752.10 - $961.96

Q2 2020

Shares 21,935 Value ($000) $19,478 Avg Close $901.27 Range $813.24 - $1012.83

Q1 2020

Shares 21,876 Value ($000) $19,907 Avg Close $1035.04 Range $629.21 - $1168.21

Q4 2019

Shares 22,940 Value ($000) $25,590 Avg Close $1090.77 Range $1054.00 - $1131.50

Q3 2019

Shares 23,600 Value ($000) $25,488 Avg Close $1066.63 Range $1025.25 - $1104.14

Q2 2019

Shares 25,840 Value ($000) $26,395 Avg Close $961.99 Range $906.22 - $1052.17

Q1 2019

Shares 26,838 Value ($000) $24,838 Avg Close $905.92 Range $850.75 - $961.49

Q4 2018

Shares 27,075 Value ($000) $23,221 Avg Close $891.29 Range $832.88 - $942.35

Q3 2018

Shares 26,000 Value ($000) $24,333 Avg Close $926.90 Range $895.01 - $980.89

Q2 2018

Shares 27,846 Value ($000) $25,245 Avg Close $880.88 Range $804.40 - $933.70

Q1 2018

Shares 30,000 Value ($000) $24,676 Avg Close $825.48 Range $786.23 - $858.09

Q4 2017

Shares 29,065 Value ($000) $24,742 Avg Close $874.10 Range $841.33 - $903.26

Q3 2017

Shares 28,969 Value ($000) $24,826 Avg Close $859.82 Range $838.65 - $888.00

Q2 2017

Shares 28,900 Value ($000) $25,103 Avg Close $867.55 Range $845.41 - $900.05

Q1 2017

Shares 28,560 Value ($000) $25,129 Avg Close $895.74 Range $834.20 - $948.94

Q4 2016

Shares 28,740 Value ($000) $24,028 Avg Close $838.09 Range $815.04 - $874.69

Q3 2016

Shares 28,715 Value ($000) $23,833 Avg Close $824.01 Range $804.44 - $852.58

Q2 2016

Shares 28,700 Value ($000) $24,165 Avg Close $815.85 Range $786.33 - $845.37

Q1 2016

Shares 28,850 Value ($000) $23,155 Avg Close $748.05 Range $689.31 - $809.99

Q4 2015

Shares 29,700 Value ($000) $21,586 Avg Close $765.83 Range $721.00 - $808.00

Q3 2015

Shares 30,400 Value ($000) $22,718 Avg Close $719.51 Range $645.00 - $778.19

Q2 2015

Shares 31,100 Value ($000) $20,369 Avg Close $663.32 Range $635.00 - $704.50

Q1 2015

Shares 30,800 Value ($000) $21,083 Avg Close $659.70 Range $618.00 - $696.48

Q4 2014

Shares 30,500 Value ($000) $19,218 Avg Close $635.98 Range $610.00 - $682.87

Q3 2014

Shares 30,900 Value ($000) $19,469 Avg Close $624.10 Range $599.35 - $645.00

Q2 2014

Shares 30,875 Value ($000) $18,786 Avg Close $595.51 Range $583.51 - $608.63

Q1 2014

Shares 30,522 Value ($000) $18,310 Avg Close $583.55 Range $557.26 - $603.88

Q4 2013

Shares 28,200 Value ($000) $17,007 Avg Close $589.37 Range $566.30 - $606.94

Q3 2013

Shares 28,000 Value ($000) $15,893 Avg Close $580.72 Range $555.51 - $615.88

Q2 2013

Shares 27,000 Value ($000) $15,523 Avg Close $583.58 Range $561.79 - $615.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	13,598	$28,257	$1955.46	$1648.00 - $2143.25
Q3 2025	14,810	$24,755	$1784.36	$1659.17 - $1880.11
Q2 2025	14,900	$26,756	$1778.53	$1678.87 - $1937.23
Q1 2025	14,905	$29	$1882.39	$1803.96 - $1993.86
Q4 2024	15,080	$29	$1889.39	$1708.50 - $2023.00
Q3 2024	16,175	$27	$1743.65	$1666.22 - $1847.78
Q2 2024	16,110	$29	$1768.70	$1665.71 - $1899.21
Q1 2024	16,200	$29	$1676.26	$1475.00 - $1849.99
Q4 2023	17,819	$27	$1486.19	$1401.01 - $1562.63
Q3 2023	17,830	$27	$1535.39	$1370.75 - $1617.00
Q2 2023	18,085	$25	$1407.80	$1319.05 - $1540.09
Q1 2023	18,020	$25	$1434.16	$1312.00 - $1560.21
Q4 2022	18,350	$26	$1355.05	$1276.05 - $1435.45
Q3 2022	18,510	$24,119	$1293.71	$1172.00 - $1393.48
Q2 2022	21,905	$27,296	$1161.60	$1030.38 - $1291.50
Q1 2022	22,020	$25,020	$1046.91	$982.60 - $1141.97
Q4 2021	22,100	$22,407	$1056.38	$978.51 - $1137.50
Q3 2021	22,086	$23,623	$1116.81	$1056.96 - $1179.20
Q2 2021	22,081	$25,350	$1167.46	$1100.61 - $1243.00
Q1 2021	22,140	$24,684	$1118.45	$994.91 - $1267.52
Q4 2020	22,420	$22,435	$940.82	$778.11 - $1024.02
Q3 2020	22,620	$17,621	$864.63	$752.10 - $961.96
Q2 2020	21,935	$19,478	$901.27	$813.24 - $1012.83
Q1 2020	21,876	$19,907	$1035.04	$629.21 - $1168.21
Q4 2019	22,940	$25,590	$1090.77	$1054.00 - $1131.50
Q3 2019	23,600	$25,488	$1066.63	$1025.25 - $1104.14
Q2 2019	25,840	$26,395	$961.99	$906.22 - $1052.17
Q1 2019	26,838	$24,838	$905.92	$850.75 - $961.49
Q4 2018	27,075	$23,221	$891.29	$832.88 - $942.35
Q3 2018	26,000	$24,333	$926.90	$895.01 - $980.89
Q2 2018	27,846	$25,245	$880.88	$804.40 - $933.70
Q1 2018	30,000	$24,676	$825.48	$786.23 - $858.09
Q4 2017	29,065	$24,742	$874.10	$841.33 - $903.26
Q3 2017	28,969	$24,826	$859.82	$838.65 - $888.00
Q2 2017	28,900	$25,103	$867.55	$845.41 - $900.05
Q1 2017	28,560	$25,129	$895.74	$834.20 - $948.94
Q4 2016	28,740	$24,028	$838.09	$815.04 - $874.69
Q3 2016	28,715	$23,833	$824.01	$804.44 - $852.58
Q2 2016	28,700	$24,165	$815.85	$786.33 - $845.37
Q1 2016	28,850	$23,155	$748.05	$689.31 - $809.99
Q4 2015	29,700	$21,586	$765.83	$721.00 - $808.00
Q3 2015	30,400	$22,718	$719.51	$645.00 - $778.19
Q2 2015	31,100	$20,369	$663.32	$635.00 - $704.50
Q1 2015	30,800	$21,083	$659.70	$618.00 - $696.48
Q4 2014	30,500	$19,218	$635.98	$610.00 - $682.87
Q3 2014	30,900	$19,469	$624.10	$599.35 - $645.00
Q2 2014	30,875	$18,786	$595.51	$583.51 - $608.63
Q1 2014	30,522	$18,310	$583.55	$557.26 - $603.88
Q4 2013	28,200	$17,007	$589.37	$566.30 - $606.94
Q3 2013	28,000	$15,893	$580.72	$555.51 - $615.88
Q2 2013	27,000	$15,523	$583.58	$561.79 - $615.00