BROADWIND, INC. 10-Q

Item 5. Other Information Rule 10b5 - 1 Trading Arrangement During the three months ended March 31, 2026, none of the Company’s directors or officers (as defined in Rule 16a - 1 (f) of the Securities Exchange Act of 1934 ) adopted, terminated or modified a Rule 10b5 - 1 trading arrangement or non-Rule 10b5 - 1 trading arrangement (as such terms are defined in Item 408 of Regulation S-K of the Securities Act of 1933 ). Item 6. Exhibits The exhibits listed on the Exhibit Index are filed as part of this Quarterly Report on Form 10-Q. ​ 25 Table of Contents EXHIBIT INDEX BROADWIND, INC. FORM 10-Q FOR THE QUARTER ENDED March 31, 2026 Exhibit Number ​ Exhibit 3.1 Certificate of Incorporation of the Company (incorporated by reference to Exhibit 3.1 to the Company’s Quarterly Report on Form 10-Q for the quarterly period ended June 30, 2008 3.2 Certificate of Amendment to the Certificate of Incorporation of the Company (incorporated by reference to Exhibit 3.1 to the Company’s Current Report on Form 8-K filed August 23, 2012) 3.3 Certificate of Amendment to the Certificate of Incorporation of the Company (incorporated by reference to Exhibit 3.1 to the Company’s Current Report on Form 8-K filed May 6, 2020) 3.4 Certificate of Amendment to the Certificate of Incorporation of the Company (incorporated by reference to Exhibit 4.4 to the Company’s Registration Statement on Form S-8 filed May 17, 2024) 3.5 Fourth Amended and Restated Bylaws of the Company, adopted as of June 26, 2023 (incorporated by reference to Exhibit 3.1 to the Company’s Current Report on Form 8-K filed June 28, 2023) 4.1 Fourth Amendment to Section 382 Rights Agreement dated as of February 4, 2025 between the Company and Equiniti Trust Company, as rights agent (incorporated by reference to Exhibit 4.1 to the Company’s Current Report on Form 8-K filed February 6, 2025) 10.1 Purchase and Sale Agreement, dated as of April 30, 2026, by and between Broadwind Heavy Fabrications, Inc. and Freeman Enclosure Systems, LLC (incorporated by reference to Exhibit 2.1 to the Company’s Current Report on Form 8-K filed May 6, 2026)** 31.1 Rule 13a-14(a) Certification of Chief Executive Officer* 31.2 Rule 13a-14(a) Certification of Chief Financial Officer* 32.1 Certification Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, of Chief Executive Officer* 32.2 Certification Pursuant to 18 U.S.C Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, of Chief Financial Officer* 101 The following financial information from this Form 10-Q of Broadwind, Inc. for the quarter ended March 31, 2026, formatted in iXBRL (Inline eXtensible Business Reporting Language): (i) Condensed Consolidated Balance Sheets, (ii) Condensed Consolidated Statements of Operations, (iii) Condensed Consolidated Statements of Stockholders’ Equity, (iv) Condensed Consolidated Statements of Cash Flows, and (v) Notes to the Condensed Consolidated Financial Statements, tagged as blocks of text. 101.INS* Inline XBRL Instance 101.SCH* Inline XBRL Taxonomy Extension Schema 101.CAL* Inline XBRL Taxonomy Extension Calculation 101.DEF* Inline XBRL Taxonomy Extension Definition 101.LAB* Inline XBRL Taxonomy Extension Labels 101.PRE* Inline XBRL Taxonomy Extension Presentation 104 Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101) * Filed herewith. ** Certain portions of this exhibit that constitute confidential information have been redacted in accordance with Regulation S-K Item 601(b)(10)(iv). ​ 26 Table of Contents SIGNATURES In accordance with the requirements of the Securities Exchange Act of 1934, the registrant has caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. ​ BROADWIND, INC. ​ ​ ​ ​ May 12, 2026 By: /s/ Eric B. Blashford ​ ​ Eric B. Blashford ​ ​ President and Chief Executive Officer ​ ​ (Principal Executive Officer) ​ 27