AEIS Advanced Energy Industries Inc

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM SD

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SPECIALIZED DISCLOSURE REPORT

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Advanced Energy Industries, Inc.

(Exact name of registrant as specified in its charter)

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Check the appropriate box to indicate the rule pursuant to which this form is being filed, and provide the period to which the information in this form applies:

Section 1 - Conflict Minerals Disclosure

Item 1.01 Conflict Minerals Disclosure and Report

Advanced Energy Industries, Inc. (the “Company”) manufactures or contracts to manufacture products that may contain “conflict minerals” as defined in paragraph (d)(3) of Item 1.01 of the Specialized Disclosure Report on Form SD. As these materials are necessary to the functionality and production of the Company’s products, the Company has conducted a reasonable country of origin inquiry regarding these materials designed to determine whether any of the conflict minerals originated in the Democratic Republic of the Congo or an adjoining country (as defined in paragraph (d)(1) of Item 1.01 of the Specialized Disclosure Report on Form SD).

The Company's reasonable country of origin inquiry and due diligence processes are described in the Conflict Minerals Report for the reporting period January 1, 2019 to December 31, 2019 attached hereto as Exhibit 1.01.

Conflict Minerals Disclosure

A copy of the Company’s Conflict Minerals Report is filed as Exhibit 1.01 hereto and is publicly available at https://www.advancedenergy.com/globalassets/non-resource-library-assets/sds-documents/conflict-minerals-report.

Item 1.02 Exhibits

The Company’s Conflict Minerals Report is filed as Exhibit 1.01 hereto.

Section 2 - Exhibits

Item 2.01 Exhibits

Exhibit 1.01Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form SD for the year ended December 31, 2019.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.