| NORTHERN TECHNOLOGIES INTERNATIONAL CORP (NTIC) |
| Q4-CY2025 | Q3-CY2025 | Q2-CY2025 | Q1-CY2025 | Q4-CY2024 | Q3-CY2024 | Q2-CY2024 | Q1-CY2024 | Q4-CY2023 | Q3-CY2023 | Q2-CY2023 | Q1-CY2023 | Q4-CY2022 | Q3-CY2022 | Q2-CY2022 | Q1-CY2022 | Q4-CY2021 | Q3-CY2021 | Q2-CY2021 | Q1-CY2021 | Q4-CY2020 | Q3-CY2020 | Q2-CY2020 | Q1-CY2020 | Q4-CY2019 | Q3-CY2019 | Q2-CY2019 | Q1-CY2019 | Q4-CY2018 | Q3-CY2018 | Q2-CY2018 | Q1-CY2018 | Q4-CY2017 | Q3-CY2017 | Q2-CY2017 | Q1-CY2017 | Q4-CY2016 | Q3-CY2016 | Q2-CY2016 | Q1-CY2016 | Q4-CY2015 | Q3-CY2015 | Q2-CY2015 | Q1-CY2015 | Q4-CY2014 | Q3-CY2014 | Q2-CY2014 | Q1-CY2014 | Q4-CY2013 |
| Balance Sheet Date | | 2025-Aug-31 | 2025-May-31 | 2025-Feb-28 | 2024-Nov-30 | 2024-Aug-31 | 2024-May-31 | 2024-Feb-29 | 2023-Nov-30 | 2023-Aug-31 | 2023-May-31 | 2023-Feb-28 | 2022-Nov-30 | 2022-Aug-31 | 2022-May-31 | 2022-Feb-28 | 2021-Nov-30 | 2021-Aug-31 | 2021-May-31 | 2021-Feb-28 | 2020-Nov-30 | 2020-Aug-31 | 2020-May-31 | 2020-Feb-29 | 2019-Nov-30 | 2019-Aug-31 | 2019-May-31 | 2019-Feb-28 | 2018-Nov-30 | 2018-Aug-31 | 2018-May-31 | 2018-Feb-28 | 2017-Nov-30 | 2017-Aug-31 | 2017-May-31 | 2017-Feb-28 | 2016-Nov-30 | 2016-Aug-31 | 2016-May-31 | 2016-Feb-29 | 2015-Nov-30 | 2015-Aug-31 | 2015-May-31 | 2015-Feb-28 | 2014-Nov-30 | 2014-Aug-31 | 2014-May-31 | 2014-Feb-28 | 2013-Nov-30 |
| Fiscal Period | | Q4-FY2025 | Q3-FY2025 | Q2-FY2025 | Q1-FY2025 | Q4-FY2024 | Q3-FY2024 | Q2-FY2024 | Q1-FY2024 | Q4-FY2023 | Q3-FY2023 | Q2-FY2023 | Q1-FY2023 | Q4-FY2022 | Q3-FY2022 | Q2-FY2022 | Q1-FY2022 | Q4-FY2021 | Q3-FY2021 | Q2-FY2021 | Q1-FY2021 | Q4-FY2020 | Q3-FY2020 | Q2-FY2020 | Q1-FY2020 | Q4-FY2019 | Q3-FY2019 | Q2-FY2019 | Q1-FY2019 | Q4-FY2018 | Q3-FY2018 | Q2-FY2018 | Q1-FY2018 | Q4-FY2017 | Q3-FY2017 | Q2-FY2017 | Q1-FY2017 | Q4-FY2016 | Q3-FY2016 | Q2-FY2016 | Q1-FY2016 | Q4-FY2015 | Q3-FY2015 | Q2-FY2015 | Q1-FY2015 | Q4-FY2014 | Q3-FY2014 | Q2-FY2014 | Q1-FY2014 |
| Close Price of Common Stock | 7.51$ | 7.65$ | 7.53$ | 10.47$ | 13.00$ | 12.21$ | 16.62$ | 13.74$ | 11.78$ | 13.19$ | 10.71$ | 11.82$ | 12.92$ | 13.75$ | 9.46$ | 11.90$ | 15.50$ | 15.82$ | 17.48$ | 15.24$ | 10.35$ | 8.42$ | 8.08$ | 7.11$ | 13.80$ | 12.29$ | 24.61$ | 26.00$ | 28.55$ | 34.70$ | 35.73$ | 22.10$ | 24.50$ | 17.20$ | | | | | | | | | | | | | | | |
| Market Cap of Common Stock | 71,199,974$ | 72,478,877$ | 71,294,582$ | 99,156,208$ | 123,116,591$ | 115,276,161$ | 156,686,679$ | 129,535,197$ | 111,057,116$ | 123,589,284$ | 100,313,694$ | 110,710,352$ | 121,013,332$ | 126,946,641$ | 87,235,551$ | 109,474,990$ | 142,405,413$ | 144,118,001$ | 159,149,037$ | 138,754,653$ | 94,232,983$ | 76,576,416$ | 73,505,667$ | 64,681,348$ | 125,447,699$ | 111,676,969$ | 111,665,611$ | 118,096,602$ | 129,679,153$ | 157,583,249$ | 162,098,901$ | 100,276,717$ | 111,166,496$ | 77,864,710$ | | | | | | | | | | | | | | | |
| QoQ% | (1.77%) | 1.66% | (28.10%) | (19.46%) | 6.80% | (26.43%) | 20.96% | 16.64% | (10.14%) | 23.20% | (9.39%) | (8.51%) | (4.67%) | 45.52% | (20.32%) | (23.12%) | (1.19%) | (9.45%) | 14.70% | 47.25% | 23.06% | 4.18% | 13.64% | (48.44%) | 12.33% | .01% | (5.45%) | (8.93%) | (17.71%) | (2.79%) | 61.65% | (9.80%) | 42.77% | | | | | | | | | | | | | | | | |
| YoY% | (42.17%) | (37.13%) | (54.50%) | (23.45%) | 10.86% | (6.73%) | 56.20% | 17.00% | (8.23%) | (2.65%) | 14.99% | 1.13% | (15.02%) | (11.92%) | (45.19%) | (21.10%) | 51.12% | 88.20% | 116.51% | 114.52% | (24.88%) | (31.43%) | (34.17%) | (45.23%) | (3.26%) | (29.13%) | (31.11%) | 17.77% | 16.65% | 102.38% | | | | | | | | | | | | | | | | | | | |
| Close Price of Warrant | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Close Price of Unit | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Close Price of Right | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Common Shares Outstanding | 9,480,689 | 9,475,490 | 9,474,363 | 9,470,507 | 9,470,507 | 9,466,976 | 9,441,124 | 9,427,598 | 9,427,598 | 9,424,102 | 9,369,923 | 9,366,357 | 9,366,358 | 9,232,483 | 9,232,483 | 9,221,517 | 9,187,446 | 9,184,811 | 9,109,861 | 9,104,636 | 9,104,636 | 9,099,990 | 9,099,990 | 9,097,236 | 9,097,236 | 9,086,816 | 9,086,816 | 4,542,177 | 4,542,177 | 9,082,606 | 4,537,408 | 4,537,408 | 4,537,408 | 4,535,018 | 4,527,018 | 4,524,970 | 4,530,870 | 4,533,416 | 4,537,116 | 4,536,022 | 4,538,317 | 4,539,045 | 4,525,109 | 4,523,160 | 4,521,883 | 4,504,552 | 4,477,902 | 4,434,837 | 4,434,837 |
| QoQ% | .06% | .01% | .04% | .00% | .04% | .27% | .14% | .00% | .04% | .58% | .04% | .00% | 1.45% | .00% | .12% | .37% | .03% | .82% | .06% | .00% | .05% | .00% | .03% | .00% | .12% | .00% | 100.05% | .00% | (49.99%) | 100.17% | .00% | .00% | .05% | .18% | .05% | (.13%) | (.06%) | (.08%) | .02% | (.05%) | (.02%) | .31% | .04% | .03% | .39% | .60% | .97% | .00% | .06% |
| YoY% | .11% | .09% | .35% | .46% | .46% | .46% | .76% | .65% | .65% | 2.08% | 1.49% | 1.57% | 1.95% | .52% | 1.35% | 1.28% | .91% | .93% | .11% | .08% | .08% | .15% | .15% | 100.28% | 100.28% | .05% | 100.26% | .11% | .11% | 100.28% | .23% | .28% | .14% | .04% | (.22%) | (.24%) | (.16%) | (.12%) | .27% | .28% | .36% | .77% | 1.05% | 1.99% | 1.96% | 1.64% | 1.13% | .36% | .36% |