NORTHERN TECHNOLOGIES INTL C

Ticker: NTIC CUSIP: 665809109 Class: Common Stock

GREAT WEST LIFE ASSURANCE CO /CAN/'s Holding History (CIK: 0001046192)

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

Q2 2019

Shares 62 Value ($000) $1 Avg Close $11.35 Range $10.42 - $12.63

Q1 2019

Shares 56 Value ($000) $1 Avg Close $13.10 Range $11.43 - $14.34

Q4 2018

Shares 56 Value ($000) $2 Avg Close $14.26 Range $11.21 - $15.90

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	62	$1	$11.35	$10.42 - $12.63
Q1 2019	56	$1	$13.10	$11.43 - $14.34
Q4 2018	56	$2	$14.26	$11.21 - $15.90