| 2026-03-23 | 8-K | 10.1 | Credit Agreement dated as of March 20, 2026, by and between Nortech Systems Incorporated and Associated Bank, National Association. |
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| 2026-03-06 | 8-K | 10.1 | Waiver and Amendment No. 4 to Credit Agreement dated as of February 27, 2026, by and between Nortech Systems Incorporated and Bank of America, N.A. |
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| 2026-01-06 | 8-K | 10.1 | Employment Agreement dated as of January 5, 2026, by and between Nortech Systems, Incorporated and Andrew Walko. |
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| 2025-08-01 | 8-K | 10.1 | Amendment No. 3 to Credit Agreement, by and between Nortech Systems Incorporated and Bank of America, N.A. dated July 29, 2025. |
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| 2025-06-20 | 8-K | 10.1 | Purchase Agreement for Blue Earth facility between the Company and Clark Equities LLC |
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| 2025-05-14 | 10-Q | 10.16 | Amendment No. 2 to Credit Agreement, by and between Nortech Systems Incorporated and Bank of America, N.A. dated May 14, 2025.* |
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| 2025-03-31 | 10-K | 10.15 | First Amendment to Employment Agreement with Andrew D. C. LaFrence dated March 28, 2025.* |
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| 2025-03-31 | 10-K | 10.14 | Amendment No. 1 to Credit Agreement, Waiver, and Consent by and between Nortech Systems Incorporated and Bank of America, N.A. dated March 27, 2025.* |
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| 2025-03-31 | 10-K | 10.13 | First Amendment to Employment Agreement with Jay D. Miller dated March 27, 2025.* |
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| 2025-03-31 | 10-K | 10.12 | First Amendment to Employment Agreement with John Lindeen dated March 28, 2025.* |
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| 2024-11-27 | 8-K | 10.1 | 2024 Amendment to Lease Agreement for Milaca facility between the Company and Pakonen-Kolb, LLC |
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| 2024-05-16 | 8-K | 10.1 | Second Amendment to Lease dated15th day of May, 2024 by and between Sri Management and Consulting LLC, a Minnesota limited liability company, as management agent for the property owners and Nortech Systems, Inc., a Minnesota corporation. |
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| 2024-03-05 | 8-K | 10.1 | Credit Agreement dated as of February 29, 2024, by and between Nortech Systems Incorporated and Bank of America, N.A. |
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| 2023-12-05 | 8-K | 10.1 | Employment Agreement dated as of December 1, 2023, by and between Nortech Systems, Incorporated and Andrew D. C. LaFrence. |
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| 2022-03-10 | 8-K | 10.2 | Seventh Amendment to Loan and Security Agreement |
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| 2022-03-02 | 8-K | 10.2 | Employment Agreement between Nortech Systems Inc. and Jay D. Miller (furnished) Non-Qualified Stock Option Agreement between Nortech Systems Inc. and Jay D. Miller (furnished) Cover Page Interactive Data File (embedded within the Inline XBRL document) |
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| 2022-03-02 | 8-K | 10.1 | Employment Agreement between Nortech Systems Inc. and Jay D. Miller (furnished) Non-Qualified Stock Option Agreement between Nortech Systems Inc. and Jay D. Miller (furnished) Cover Page Interactive Data File (embedded within the Inline XBRL document) |
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| 2022-01-05 | 8-K | 10.2 | Sixth Amendment to Loan and Security Agreement |
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| 2022-01-05 | 8-K | 10.1 | News Release dated January 5, 2022 |
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| 2021-05-14 | 10-Q | 10.1 | Fifth Amendment dated December 1, 2020 to Loan and Security Agreement between the Company and Bank of America, N.A. |
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| 2020-11-12 | 10-Q | 10.1 | Third Quarter 2020 Earnings Release |
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| 2020-11-12 | 8-K | 10.1 | Employment Agreement between Nortech Systems Inc. and Jay D. Miller (furnished) |
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| 2020-11-06 | 8-K | 10.1 | Employment Agreement between Nortech Systems Inc. and Christopher D. Jones (furnished) |
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| 2020-09-01 | 8-K | 10.3 | Lease Agreement for Bemidji facility between the Company and Essjay Bemidji Holdings, LLC Lease Agreement for Mankato facility between Company and Essjay Mankato Holdings, LLC Fourth Amendment to Loan and Security Agreement and Consent |
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| 2020-09-01 | 8-K | 10.2 | Lease Agreement for Bemidji facility between the Company and Essjay Bemidji Holdings, LLC Lease Agreement for Mankato facility between Company and Essjay Mankato Holdings, LLC Fourth Amendment to Loan and Security Agreement and Consent |
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| 2020-09-01 | 8-K | 10.1 | Lease Agreement for Bemidji facility between the Company and Essjay Bemidji Holdings, LLC Lease Agreement for Mankato facility between Company and Essjay Mankato Holdings, LLC Fourth Amendment to Loan and Security Agreement and Consent |
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| 2020-08-11 | 10-Q | 10.2 | Second Quarter 2020 Earnings Release |
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| 2020-08-11 | 10-Q | 10.1 | Purchase and Sale Agreement |
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| 2020-04-21 | 8-K | 10.1 | Promissory Note dated April 14, 2020, between the Company and Bank of America, N.A. (furnished) |
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| 2020-03-19 | 10-K | 10.21 | First Amendment to Lease Agreement dated September 17, 2018 between the Company and AR Meridian Circle Owner, LLC, as successor to LSOP 3 MN 3, LLC. * |
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| 2019-11-12 | 10-Q | 10.2 | Third Amendment to Loan and Security Agreement and Waiver. |
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| 2019-09-18 | 8-K | 10.1 | Employment Agreement between Nortech Systems Inc. and Curtis J. Steichen (furnished) |
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| 2019-09-11 | 8-K | 10.3 | Amendment to Employment agreement between Nortech Systems, Inc. and Constance Beck (furnished) |
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| 2019-09-11 | 8-K | 10.2 | Employment Agreement between Nortech Systems Inc. and John Lindeen (furnished) |
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| 2019-09-11 | 8-K | 10.1 | Employment Agreement between Nortech Systems Inc. and Heidi Grange (furnished) |
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| 2019-08-14 | 10-Q | 10.1 | Second Amendment to Loan and Security Agreement and Waiver. |
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| 2019-02-20 | 8-K | 10.1 | Employment Agreement between Nortech Systems Inc. and Jay D. Miller (furnished) |
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| 2018-12-21 | 8-K | 10.2 | Amendment to Amended and Restated Employment agreement between Nortech Systems, Inc. and Richard Wasielewski (furnished) |
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| 2018-12-21 | 8-K | 10.1 | Employment Agreement between Nortech Systems Inc. and Jay D. Miller (furnished) |
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| 2018-10-10 | 8-K | 10.1 | Separation and Release of claims dated October 10, 2018 between Nortech Systems Inc. and Mohammed Mahmood (furnished) |
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| 2018-03-27 | 10-K | 10.16 | Tenth Amendment dated January 12, 2017 to Third Amended and Restated Credit and Security Agreement between the Company and Wells Fargo Bank, National Association. |
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| 2018-02-27 | 8-K | 10.2 | Consulting Agreement dated February 22, 2018 by and between the Company and Crosscourt Group, LLC |
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| 2018-02-27 | 8-K | 10.1 | Lease Agreement dated February 21, 2018, by and between the Subsidiary and the Landlord, including attached Form of Guaranty |
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| 2018-01-12 | 8-K | 10.1 | Employment Agreement, effective as of January 8, 2018, by and between the Company and Constance Beck |
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| 2018-01-08 | 8-K | 10.2 | First Amendment to Loan and Security Agreement effective as of December 29, 2017 between the Company and Bank of America, N.A. |
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| 2017-06-21 | 8-K | 10.1 | Loan and Security Agreement dated as of June 15, 2017, between the Company and Bank of America, N.A. |
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| 2017-05-19 | 8-K | 10.2 | Employment Agreement, effective as of May 15, 2017, by and between the Company and Matt Mahmood |
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| 2017-05-19 | 8-K | 10.1 | Amended and Restated Employment Agreement, effective as of May 15, 2017, by and between the Company and Richard Wasielewski |
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| 2017-03-08 | 10-K | 10.16 | Tenth Amendment dated January 12, 2017 to Third Amended and Restated Credit and Security Agreement between the Company and Wells Fargo Bank, National Association. |
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| 2016-11-02 | 10-Q | 10.1 | Ninth Amendment to Third Amended and Restated Credit and Security Agreement effective as of September 29, 2016 between the Company and Wells Fargo Bank, National Association. |
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| 2016-03-22 | 10-K | 10.13 | Lease Agreement dated November 12, 2015 between the Company and Suzhou Industrial Park Biotech Development Co., Ltd |
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| 2016-02-24 | 8-K | 10.1 | Eighth Amendment to Third Amended and Restated Credit and Security Agreement effective as of February 22, 2016 between the Company and Wells Fargo Bank, National Association. |
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| 2015-11-05 | 10-Q | 10.1 | Restated Amendment to Employment Agreement restated as of August 5, 2015 between the Company and Michael J. Degen |
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| 2015-08-05 | 10-Q | 10.1 | Asset Purchase Agreement dated as of June 17, 2015 among the Company, Devicix, LLC, and Peter M. DeLange. |
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| 2015-05-13 | 8-K | 10.1 | Seventh Amendment to Third Amended and Restated Credit and Security Agreement effective as of May 7, 2015 between the Company and Wells Fargo Bank, National Association. |
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| 2015-04-09 | 8-K | 10.1 | Lease Agreement dated April 1, 2015, by and between Nortech Systems, Inc. and LSOP 3 MN 3, LLC |
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| 2015-03-11 | 10-K | 10.8 | Restated Equity Appreciation Rights Plan dated March 6, 2013 |
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| 2015-03-11 | 10-K | 10.7 | Form of Employment Agreement with Richard Wasielewski dated March 15, 2014 |
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| 2015-03-11 | 10-K | 10.4 | Form of Change of Control Agreement for Named Executive Officers |
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| 2014-05-21 | 8-K | 10.11 | Sixth Amendment to Third Amended and Restated Credit and Security Agreement between the Company and Wells Fargo Bank, National Association |
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| 2012-05-11 | 10-Q | 10.10 | Fourth Amendment to Third Amended and Restated Credit and Security Agreement between the Company and Wells Fargo Bank, National Association |
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| 2011-08-12 | 10-Q | 10.9 | Second Amendment to Third Amended and Restated Credit and Security Agreement between the Company and Wells Fargo Bank, National Association |
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| 2011-03-11 | 10-K | 10.8 | Winland Asset Purchase Agreement |
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| 2011-03-11 | 10-K | 10.7 | First Amendment to Third Amended and Restated Credit and Security Agreement between the Company and Wells Fargo Bank, National Association |
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| 2010-08-12 | 10-Q | 10.6 | Third Amended and Restated Credit and Security Agreement between the Company and Wells Fargo Bank, National Association. |
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| 2009-08-14 | 10-Q | 10.5 | Second Amended and Restated Credit and Security Agreement between the Company and Wells Fargo Bank, National Association. |
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| 2009-03-19 | 10-K | 10.4 | Eighth Amendment to Amended and Restated Credit and Security Agreement, Amended and Restated Revolving Note between the Company and Wells Fargo Bank Minnesota National Association. |
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