NORTHERN TECHNOLOGIES INTL C

Ticker: NTIC CUSIP: 665809109 Class: Common Stock

Estabrook Capital Management's Holding History (CIK: 0001344717)

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

Q4 2025

Shares 12,188 Value ($000) $95 Avg Close $7.67 Range $7.34 - $8.30

Q3 2025

Shares 12,188 Value ($000) $94 Avg Close $7.76 Range $7.12 - $8.94

Q2 2025

Shares 12,188 Value ($000) $90 Avg Close $7.61 Range $6.72 - $10.75

Q1 2025

Shares 12,188 Value ($000) $127 Avg Close $11.64 Range $10.35 - $13.79

Q4 2024

Shares 12,188 Value ($000) $164 Avg Close $13.03 Range $11.61 - $14.93

Q3 2024

Shares 12,188 Value ($000) $150 Avg Close $12.96 Range $11.53 - $16.69

Q2 2024

Shares 12,188 Value ($000) $202 Avg Close $16.25 Range $11.40 - $19.21

Q1 2024

Shares 12,188 Value ($000) $164 Avg Close $12.86 Range $11.17 - $14.59

Q4 2023

Shares 12,188 Value ($000) $144 Avg Close $11.49 Range $9.77 - $12.99

Q3 2023

Shares 12,188 Value ($000) $163 Avg Close $12.14 Range $10.13 - $13.41

Q2 2023

Shares 12,188 Value ($000) $131 Avg Close $10.91 Range $9.68 - $12.39

Q1 2023

Shares 12,188 Value ($000) $147 Avg Close $12.04 Range $11.11 - $12.84

Q4 2022

Shares 12,188 Value ($000) $162 Avg Close $12.33 Range $11.28 - $14.14

Q3 2022

Shares 12,188 Value ($000) $162,222 Avg Close $10.59 Range $8.71 - $12.96

Q2 2022

Shares 12,188 Value ($000) $113,958 Avg Close $10.26 Range $8.48 - $11.76

Q1 2022

Shares 12,188 Value ($000) $146,500 Avg Close $12.22 Range $11.00 - $14.65

Q4 2021

Shares 12,188 Value ($000) $186,476 Avg Close $14.44 Range $11.72 - $16.59

Q3 2021

Shares 12,188 Value ($000) $185,258 Avg Close $16.41 Range $13.82 - $19.74

Q2 2021

Shares 12,188 Value ($000) $210,852 Avg Close $14.82 Range $12.85 - $16.53

Q1 2021

Shares 12,188 Value ($000) $185,258 Avg Close $13.43 Range $9.35 - $15.87

Q4 2020

Shares 12,188 Value ($000) $128,705 Avg Close $8.31 Range $7.11 - $9.61

Q3 2020

Shares 12,188 Value ($000) $101,160 Avg Close $7.70 Range $5.92 - $8.56

Q2 2020

Shares 12,188 Value ($000) $97,260 Avg Close $6.97 Range $5.13 - $10.86

Q1 2020

Shares 12,188 Value ($000) $90,191 Avg Close $10.82 Range $4.28 - $13.48

Q4 2019

Shares 12,188 Value ($000) $171,363 Avg Close $11.38 Range $10.62 - $13.29

Q3 2019

Shares 12,188 Value ($000) $149,486 Avg Close $10.29 Range $8.98 - $11.65

Q2 2019

Shares 12,188 Value ($000) $148,998 Avg Close $11.35 Range $10.42 - $12.63

Q1 2019

Shares 6,094 Value ($000) $163,015 Avg Close $13.10 Range $11.43 - $14.34

Q4 2018

Shares 6,094 Value ($000) $180,321 Avg Close $14.26 Range $11.21 - $15.90

Q3 2018

Shares 6,094 Value ($000) $211,462 Avg Close $15.83 Range $13.55 - $18.49

Q2 2018

Shares 6,094 Value ($000) $218,165 Avg Close $13.25 Range $9.42 - $15.97

Q1 2018

Shares 6,094 Value ($000) $138,334 Avg Close $10.21 Range $8.60 - $11.82

Q4 2017

Shares 6,094 Value ($000) $150,827 Avg Close $8.14 Range $6.86 - $11.60

Q3 2017

Shares 6,094 Value ($000) $101,160 Avg Close $7.47 Range $6.51 - $8.15

Q2 2017

Shares 6,094 Value ($000) $95,066 Avg Close $7.27 Range $6.54 - $8.00

Q1 2017

Shares 6,094 Value ($000) $111,185 Avg Close $6.79 Range $5.73 - $8.41

Q4 2016

Shares 6,094 Value ($000) $83,793 Avg Close $5.86 Range $5.45 - $6.21

Q3 2016

Shares 6,094 Value ($000) $76,784 Avg Close $5.81 Range $4.40 - $6.51

Q2 2016

Shares 6,094 Value ($000) $67,278 Avg Close $5.59 Range $4.36 - $6.51

Q1 2016

Shares 6,094 Value ($000) $76,967 Avg Close $5.07 Range $4.18 - $6.12

Q4 2015

Shares 6,094 Value ($000) $84,524 Avg Close $6.74 Range $5.71 - $7.84

Q3 2015

Shares 6,094 Value ($000) $94,945 Avg Close $7.03 Range $6.28 - $8.05

Q2 2015

Shares 6,094 Value ($000) $98,113 Avg Close $7.50 Range $6.99 - $8.34

Q1 2015

Shares 6,094 Value ($000) $115,786 Avg Close $9.11 Range $7.72 - $10.83

Q4 2014

Shares 6,094 Value ($000) $130,046 Avg Close $8.89 Range $7.73 - $10.46

Q3 2014

Shares 6,094 Value ($000) $129,802 Avg Close $8.86 Range $7.10 - $9.63

Q2 2014

Shares 6,094 Value ($000) $128,340 Avg Close $9.15 Range $8.41 - $9.67

Q1 2014

Shares 6,094 Value ($000) $129,071 Avg Close $8.75 Range $7.75 - $10.38

Q4 2013

Shares 6,094 Value ($000) $113,044 Avg Close $7.74 Range $6.91 - $8.28

Q3 2013

Shares 6,094 Value ($000) $103,597 Avg Close $6.05 Range $4.75 - $7.41

Q2 2013

Shares 6,094 Value ($000) $68,253 Avg Close $4.86 Range $4.47 - $5.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	12,188	$95	$7.67	$7.34 - $8.30
Q3 2025	12,188	$94	$7.76	$7.12 - $8.94
Q2 2025	12,188	$90	$7.61	$6.72 - $10.75
Q1 2025	12,188	$127	$11.64	$10.35 - $13.79
Q4 2024	12,188	$164	$13.03	$11.61 - $14.93
Q3 2024	12,188	$150	$12.96	$11.53 - $16.69
Q2 2024	12,188	$202	$16.25	$11.40 - $19.21
Q1 2024	12,188	$164	$12.86	$11.17 - $14.59
Q4 2023	12,188	$144	$11.49	$9.77 - $12.99
Q3 2023	12,188	$163	$12.14	$10.13 - $13.41
Q2 2023	12,188	$131	$10.91	$9.68 - $12.39
Q1 2023	12,188	$147	$12.04	$11.11 - $12.84
Q4 2022	12,188	$162	$12.33	$11.28 - $14.14
Q3 2022	12,188	$162,222	$10.59	$8.71 - $12.96
Q2 2022	12,188	$113,958	$10.26	$8.48 - $11.76
Q1 2022	12,188	$146,500	$12.22	$11.00 - $14.65
Q4 2021	12,188	$186,476	$14.44	$11.72 - $16.59
Q3 2021	12,188	$185,258	$16.41	$13.82 - $19.74
Q2 2021	12,188	$210,852	$14.82	$12.85 - $16.53
Q1 2021	12,188	$185,258	$13.43	$9.35 - $15.87
Q4 2020	12,188	$128,705	$8.31	$7.11 - $9.61
Q3 2020	12,188	$101,160	$7.70	$5.92 - $8.56
Q2 2020	12,188	$97,260	$6.97	$5.13 - $10.86
Q1 2020	12,188	$90,191	$10.82	$4.28 - $13.48
Q4 2019	12,188	$171,363	$11.38	$10.62 - $13.29
Q3 2019	12,188	$149,486	$10.29	$8.98 - $11.65
Q2 2019	12,188	$148,998	$11.35	$10.42 - $12.63
Q1 2019	6,094	$163,015	$13.10	$11.43 - $14.34
Q4 2018	6,094	$180,321	$14.26	$11.21 - $15.90
Q3 2018	6,094	$211,462	$15.83	$13.55 - $18.49
Q2 2018	6,094	$218,165	$13.25	$9.42 - $15.97
Q1 2018	6,094	$138,334	$10.21	$8.60 - $11.82
Q4 2017	6,094	$150,827	$8.14	$6.86 - $11.60
Q3 2017	6,094	$101,160	$7.47	$6.51 - $8.15
Q2 2017	6,094	$95,066	$7.27	$6.54 - $8.00
Q1 2017	6,094	$111,185	$6.79	$5.73 - $8.41
Q4 2016	6,094	$83,793	$5.86	$5.45 - $6.21
Q3 2016	6,094	$76,784	$5.81	$4.40 - $6.51
Q2 2016	6,094	$67,278	$5.59	$4.36 - $6.51
Q1 2016	6,094	$76,967	$5.07	$4.18 - $6.12
Q4 2015	6,094	$84,524	$6.74	$5.71 - $7.84
Q3 2015	6,094	$94,945	$7.03	$6.28 - $8.05
Q2 2015	6,094	$98,113	$7.50	$6.99 - $8.34
Q1 2015	6,094	$115,786	$9.11	$7.72 - $10.83
Q4 2014	6,094	$130,046	$8.89	$7.73 - $10.46
Q3 2014	6,094	$129,802	$8.86	$7.10 - $9.63
Q2 2014	6,094	$128,340	$9.15	$8.41 - $9.67
Q1 2014	6,094	$129,071	$8.75	$7.75 - $10.38
Q4 2013	6,094	$113,044	$7.74	$6.91 - $8.28
Q3 2013	6,094	$103,597	$6.05	$4.75 - $7.41
Q2 2013	6,094	$68,253	$4.86	$4.47 - $5.73