NORTHERN TECHNOLOGIES INTL C

Ticker: NTIC CUSIP: 665809109 Class: Common Stock

FIRST WILSHIRE SECURITIES MANAGEMENT INC's Holding History (CIK: 0000732847)

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

Q1 2019

Shares 28,664 Value ($000) $767 Avg Close $13.10 Range $11.43 - $14.34

Q4 2018

Shares 28,664 Value ($000) $848 Avg Close $14.26 Range $11.21 - $15.90

Q3 2018

Shares 28,664 Value ($000) $995 Avg Close $15.83 Range $13.55 - $18.49

Q2 2018

Shares 28,814 Value ($000) $1,032 Avg Close $13.25 Range $9.42 - $15.97

Q1 2018

Shares 29,064 Value ($000) $660 Avg Close $10.21 Range $8.60 - $11.82

Q4 2017

Shares 29,064 Value ($000) $719 Avg Close $8.14 Range $6.86 - $11.60

Q3 2017

Shares 29,464 Value ($000) $489 Avg Close $7.47 Range $6.51 - $8.15

Q2 2017

Shares 30,864 Value ($000) $481 Avg Close $7.27 Range $6.54 - $8.00

Q1 2017

Shares 30,014 Value ($000) $548 Avg Close $6.79 Range $5.73 - $8.41

Q4 2016

Shares 30,764 Value ($000) $423 Avg Close $5.86 Range $5.45 - $6.21

Q3 2016

Shares 30,764 Value ($000) $388 Avg Close $5.81 Range $4.40 - $6.51

Q2 2016

Shares 31,612 Value ($000) $349 Avg Close $5.59 Range $4.36 - $6.51

Q1 2016

Shares 31,912 Value ($000) $403 Avg Close $5.07 Range $4.18 - $6.12

Q4 2015

Shares 34,522 Value ($000) $479 Avg Close $6.74 Range $5.71 - $7.84

Q3 2015

Shares 37,012 Value ($000) $577 Avg Close $7.03 Range $6.28 - $8.05

Q2 2015

Shares 37,812 Value ($000) $609 Avg Close $7.50 Range $6.99 - $8.34

Q1 2015

Shares 41,212 Value ($000) $783 Avg Close $9.11 Range $7.72 - $10.83

Q4 2014

Shares 45,190 Value ($000) $964 Avg Close $8.89 Range $7.73 - $10.46

Q3 2014

Shares 46,540 Value ($000) $991 Avg Close $8.86 Range $7.10 - $9.63

Q2 2014

Shares 47,615 Value ($000) $1,003 Avg Close $9.15 Range $8.41 - $9.67

Q1 2014

Shares 48,715 Value ($000) $1,032 Avg Close $8.75 Range $7.75 - $10.38

Q4 2013

Shares 48,718 Value ($000) $904 Avg Close $7.74 Range $6.91 - $8.28

Q3 2013

Shares 48,718 Value ($000) $828 Avg Close $6.05 Range $4.75 - $7.41

Q2 2013

Shares 45,318 Value ($000) $508 Avg Close $4.86 Range $4.47 - $5.73

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	28,664	$767	$13.10	$11.43 - $14.34
Q4 2018	28,664	$848	$14.26	$11.21 - $15.90
Q3 2018	28,664	$995	$15.83	$13.55 - $18.49
Q2 2018	28,814	$1,032	$13.25	$9.42 - $15.97
Q1 2018	29,064	$660	$10.21	$8.60 - $11.82
Q4 2017	29,064	$719	$8.14	$6.86 - $11.60
Q3 2017	29,464	$489	$7.47	$6.51 - $8.15
Q2 2017	30,864	$481	$7.27	$6.54 - $8.00
Q1 2017	30,014	$548	$6.79	$5.73 - $8.41
Q4 2016	30,764	$423	$5.86	$5.45 - $6.21
Q3 2016	30,764	$388	$5.81	$4.40 - $6.51
Q2 2016	31,612	$349	$5.59	$4.36 - $6.51
Q1 2016	31,912	$403	$5.07	$4.18 - $6.12
Q4 2015	34,522	$479	$6.74	$5.71 - $7.84
Q3 2015	37,012	$577	$7.03	$6.28 - $8.05
Q2 2015	37,812	$609	$7.50	$6.99 - $8.34
Q1 2015	41,212	$783	$9.11	$7.72 - $10.83
Q4 2014	45,190	$964	$8.89	$7.73 - $10.46
Q3 2014	46,540	$991	$8.86	$7.10 - $9.63
Q2 2014	47,615	$1,003	$9.15	$8.41 - $9.67
Q1 2014	48,715	$1,032	$8.75	$7.75 - $10.38
Q4 2013	48,718	$904	$7.74	$6.91 - $8.28
Q3 2013	48,718	$828	$6.05	$4.75 - $7.41
Q2 2013	45,318	$508	$4.86	$4.47 - $5.73