Company: SSUP
Filing Date: 2025-12-08
Form Type: S-8 POS
Source: 0001140361-25-044875
Chunk: 1

Company: SUPERIOR INDUSTRIES INTERNATIONAL INC
Filing Date: 2025-12-08
Form: S-8 POS
Chunk 1
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er, a smaller reporting company or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

| Large accelerated filer | ☐ | Accelerated filer         | ☒ |
| Non-accelerated filer   | ☐ | Smaller reporting company | ☒ |
|                         |   | Emerging growth company   | ☐ |

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. ☐ EXPLANATORY NOTE DEREGISTRATION OF SECURITIES This post-effective amendment (this “ Post-Effective Amendment”) relates to the following Registration Statements on Form S-8 (the “ Registration Statements”), filed by Superior Industries International, Inc., a Delaware corporation (the “ Company”), with the Securities and Exchange Commission:

| • | Registration Statement on Form S-8, File No. 333-272049, filed on May 18, 2023, registering 3,400,000 shares of common stock, par value $0.01 per share, of the Company (the “Common Stock”) issuable under the Superior Industries International, Inc. 2018 Equity Incentive Plan (as most recently amended and restated 
 effective May 17, 2023) (the “2018 Equity Plan”);                                                                                                                                                                                                                                                                         |

| • | Registration Statement on Form S-8, File No. 333-258161, filed on July 26, 2021, registering 2,000,000 shares of Common Stock issuable under the 2018 Equity Plan; |

| • | Registration Statement on Form S-8, File No. 333-233124, filed on August 8, 2019, registering 2,458,747 shares of Common Stock issuable under the Superior Industries International, Inc. 2019 Inducement Grant 
 Plan;                                                                                                                                                                                                           |

| • | Registration Statement on Form S-8, File No. 333-230125, filed on March 7, 2019, registering 850,000 shares of Common Stock issuable under the 2018 Equity Plan; |

| • | Registration Statement on Form S-8, File No. 333