CANADIAN NATL RY CO

Ticker: CNI CUSIP: 136375102 Class: COM

SECURITY NATIONAL BANK OF SO DAK's Holding History (CIK: 0001105909)

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

Q3 2018

Shares 2,454 Value ($000) $220 Avg Close $76.01 Range $69.86 - $78.79

Q2 2018

Shares 2,454 Value ($000) $201 Avg Close $68.93 Range $62.37 - $73.62

Q4 2017

Shares 2,454 Value ($000) $202 Avg Close $69.22 Range $63.67 - $71.75

Q3 2017

Shares 2,454 Value ($000) $203 Avg Close $69.39 Range $67.12 - $72.24

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	2,454	$220	$76.01	$69.86 - $78.79
Q2 2018	2,454	$201	$68.93	$62.37 - $73.62
Q4 2017	2,454	$202	$69.22	$63.67 - $71.75
Q3 2017	2,454	$203	$69.39	$67.12 - $72.24