# EDGAR Filing Document

**Accession Number:** 0000088941
**File Stem:** 0001140361-26-015950
**Filing Date:** 2026-4
**Character Count:** 2336
**Document Hash:** 0eb87eb3e63a25e2c9ee009c8381c164
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-26-015950.hdr.sgml**: 20260421

**ACCESSION NUMBER**: 0001140361-26-015950

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260421

**DATE AS OF CHANGE**: 20260421

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SEMTECH CORP
- **CENTRAL INDEX KEY:** 0000088941
- **STANDARD INDUSTRIAL CLASSIFICATION:** SEMICONDUCTORS & RELATED DEVICES [3674]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 952119684
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0131

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-06395
- **FILM NUMBER:** 26880537

**BUSINESS ADDRESS:**
- **STREET 1:** 200 FLYNN ROAD
- **CITY:** CAMARILLO
- **STATE:** CA
- **ZIP:** 93012-8790
- **BUSINESS PHONE:** 8054982111

**MAIL ADDRESS:**
- **STREET 1:** 200 FLYNN ROAD
- **CITY:** CAMARILLO
- **STATE:** CA
- **ZIP:** 93012-8790

#### <br>

### UNITED STATES <br>

### SECURITIES AND EXCHANGE COMMISSION <br>

#### Washington, D.C. 20549

### SCHEDULE 14A <br>

#### (Rule 14a-101)<br>

#### &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>

#### INFORMATION REQUIRED IN PROXY STATEMENT <br>

#### &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>

#### SCHEDULE 14A INFORMATION<br>

#### &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>

#### Proxy Statement Pursuant to Section 14(a) of the <br>

#### Securities Exchange Act of 1934 (Amendment No.)
Filed by the Registrant ☒

Filed by a Party other than the Registrant ☐

Check the appropriate box:

☐<br> Preliminary Proxy Statement

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

☐<br> Definitive Proxy Statement

☒<br> Definitive Additional Materials

☐<br> Soliciting Material under §240.14a-12

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| |
|:---|
| **SEMTECH CORPORATION**  |
| (Name of Registrant as Specified In Its Charter) |
| (Name of Person(s) Filing Proxy Statement, if other than the Registrant) |

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Payment of Filing Fee (Check all boxes that apply):

☒<br> No fee required.

☐<br> Fee paid previously with preliminary materials.

☐<br> 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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