WHITE MTNS INS GROUP LTD

Ticker: WTM CUSIP: G9618E107 Class: COM

SECURITY NATIONAL BANK OF SIOUX CITY IOWA /IA/'s Holding History (CIK: 0000894309)

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

Q1 2021

Shares 200 Value ($000) $223 Avg Close $1118.45 Range $994.91 - $1267.52

Q4 2020

Shares 200 Value ($000) $200 Avg Close $940.82 Range $778.11 - $1024.02

Q4 2019

Shares 200 Value ($000) $223 Avg Close $1090.77 Range $1054.00 - $1131.50

Q3 2019

Shares 200 Value ($000) $216 Avg Close $1066.63 Range $1025.25 - $1104.14

Q2 2019

Shares 200 Value ($000) $204 Avg Close $961.99 Range $906.22 - $1052.17

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	200	$223	$1118.45	$994.91 - $1267.52
Q4 2020	200	$200	$940.82	$778.11 - $1024.02
Q4 2019	200	$223	$1090.77	$1054.00 - $1131.50
Q3 2019	200	$216	$1066.63	$1025.25 - $1104.14
Q2 2019	200	$204	$961.99	$906.22 - $1052.17