Company: SSUP
Filing Date: 2025-07-09
Form Type: DEFA14A
Source: 0001193125-25-157148
Chunk: 14

Company: SUPERIOR INDUSTRIES INTERNATIONAL INC
Filing Date: 2025-07-09
Form: DEFA14A
Chunk 14
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 and is not deemed to be “filed” with the SEC for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “ Exchange Act”) or otherwise subject to the liabilities of that section and is not incorporated by reference into any filing of the Company under the Securities Act, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference to this Current Report on Form 8-Kin such a filing.

| Item 9.01 | Financial Statements and Exhibits. |

(d) Exhibits:

| Exhibit 
 Number  
 2.1*    
 10.1    |     | Exhibit                                                                                                                                                         
 Description                                                                                                                                                     
 Agreement and Plan of Merger, dated as of July 8, 2025, by and among Superior Industries International, Inc., SUP Parent Holdings, LLC and SUP Merger Sub, Inc. 
 Voting and Support Agreement, dated as of July 8, 2025, by and between Superior Industries International, Inc. and TPG Growth III Sidewall, L.P.                |
|:--------|:----|:----------------------------------------------------------------------------------------------------------------------------------------------------------------|
| 10.2    |     | Form of Voting and Support Agreement for Common Supporting Stockholders.                                                                                        |
| 10.3    |     | Subscription Agreement, dated as of July 8, 2025, by and between the Company and SUP Parent Holdings, LLC.                                                      |
| 10.4*   |     | Recapitalization Support Agreement, dated as of July 8, 2025, by and among the Company, its subsidiaries and the Consenting Parties.                            |
| 99.1    |     | Joint Press Release, dated July 8, 2025.                                                                                                                        |
| 104     |     | Cover Page Interactive Data File (embedded within the Inline XBRL document)                                                                                     |

| * | Schedules (and similar attachments) have been omitted pursuant to Item 601(a)(5) and Item 601(b)(2) of                                                                                                                                                  
 Regulation S-K. The Company hereby undertakes to furnish supplemental copies of any of the omitted schedules (and similar attachments) upon request by the SEC; provided, however, that the Company may request confidential treatment pursuant to Rule 
 24b-2 of the Exchange Act, for any schedules (and similar attachments) so furnished.                                                                                                                                                                    |

Cautionary Statement Regarding Forward-Looking Statements This current report on Form 8-Kcontains