# EDGAR Filing Document

**Accession Number:** 0001043337
**File Stem:** 0001043337-26-000039
**Filing Date:** 2026-4
**Character Count:** 2137
**Document Hash:** bb6bb1c7f0d5b8371a43f91ccc5eadb2
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001043337-26-000039.hdr.sgml**: 20260409

**ACCESSION NUMBER**: 0001043337-26-000039

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260409

**DATE AS OF CHANGE**: 20260409

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** STONERIDGE INC
- **CENTRAL INDEX KEY:** 0001043337
- **STANDARD INDUSTRIAL CLASSIFICATION:** MOTOR VEHICLE PARTS & ACCESSORIES [3714]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 341598949
- **STATE OF INCORPORATION:** OH
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-13337
- **FILM NUMBER:** 26852049

**BUSINESS ADDRESS:**
- **STREET 1:** 39675 MACKENZIE DRIVE
- **STREET 2:** SUITE 400
- **CITY:** NOVI
- **STATE:** MI
- **ZIP:** 48377
- **BUSINESS PHONE:** 2484899300

**MAIL ADDRESS:**
- **STREET 1:** 39675 MACKENZIE DRIVE
- **STREET 2:** SUITE 400
- **CITY:** NOVI
- **STATE:** MI
- **ZIP:** 48377

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**SCHEDULE 14A**

**Proxy Statement Pursuant to Section 14(a) of the**

**Securities Exchange Act of 1934**

**(Amendment No.)**

Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐

Check the appropriate box:

 ☐ Preliminary Proxy Statement

 ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

 ☐ Definitive Proxy Statement

☒ Definitive Additional Materials

 ☐ Soliciting Material under §240.14a-12

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| |
|:---|
| **STONERIDGE, INC.** |
| **(Name of Registrant as Specified In Its Charter)** |
| **(Name of Person(s) Filing proxy statement, if other than the Registrant)** |

---

Payment of Filing Fee (Check the appropriate box):

☒ No fee required

 ☐ Fee paid previously with preliminary materials

 ☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11

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