# EDGAR Filing Document

**Accession Number:** 0000088941
**File Stem:** 0001156899-26-000004
**Filing Date:** 2026-3
**Character Count:** 8300
**Document Hash:** cd847339063f1cc994189c4a793e93f2
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001156899-26-000004.hdr.sgml**: 20260312

**ACCESSION NUMBER**: 0001156899-26-000004

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 3

**CONFORMED PERIOD OF REPORT**: 20260310

**FILED AS OF DATE**: 20260312

**DATE AS OF CHANGE**: 20260312

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** HOU HONG Q
- **CENTRAL INDEX KEY:** 0001156899

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-06395
- **FILM NUMBER:** 26748373
**ISSUER**: 

**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:** 0125

**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

## Ex-24

![](honghou_poax10162025-esi001.jpg)

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;POWER OF ATTORNEY The undersigned, Hong Q. Hou, hereby constitutes and appoints Reid Jason, Mark Lin, and Jeffrey Gutierrez and each of them, jointly and severally, their lawful attorney-in-fact and agent, with full power of substitution and re-substitution, for them and in their name, place and stead, in any and all capacities, to execute and file with the Securities and Exchange Commission and any stock exchange or similar authority (or any other governmental or regulatory authority) Forms ID, 3, 4 and 5 under Section 16(a) of the Securities Exchange Act of 1934, as amended (the "Act") and the rules thereunder, or any other appropriate form, and all amendments thereto with all exhibits and any and all documents required to be filed with respect thereto, relating to their holdings or beneficial ownership of securities issued by Semtech Corporation, a corporation organized under the laws of the State of Delaware (the "Corporation"), granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done as fully to all intents and purposes as they might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, and each of them, or his or her substitute or substitutes, may do or lawfully cause to be done by virtue hereof. The undersigned acknowledges that the foregoing attorneys-in-fact and agents, solely by virtue of serving in such capacity at the request of the undersigned, are not assuming, nor is the Corporation assuming, any of the undersigned's responsibilities to comply with Section 16 of the Act. This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms ID, 3, 4 and 5 with respect to the undersigned's holdings or beneficial ownership of and transactions in securities issued by the Corporation, unless earlier revoked by the undersigned in a writing delivered to the foregoing attorneys-in- fact. /s/ Hong Q. Hou October 16, 2025 Hong Q. Hou

------

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>HOU HONG Q<br><sub>(Last) (First) (Middle)</sub><br>200 FLYNN RD.<br><sub>(Street)</sub><br>CAMARILLO, CA 93012-8790<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-03-10 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_President and CEO_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>SEMTECH CORP [ SMTC ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2026-03-10 |  | M |  | 32516 | A | $0 | 58120 | D |  |
| Common Stock | 2026-03-10 |  | F |  | 16545 | D | $85.14 | 41575 | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Restricted Stock Unit | <sup>(1)</sup> | 2026-03-10 |  | M |  |  | 32516 | <sup>(2)</sup> | <sup>(2)</sup> | Common Stock | 32516 | $0 | 65034 | D |  |
| Restricted Stock Unit | <sup>(1)</sup> | 2026-03-10 |  | A |  | 51843 |  | <sup>(3)</sup> | <sup>(3)</sup> | Common Stock | 51843 | $0 | 51843 | D |  |

---

### Footnotes:

(1) Each stock unit represents the contingent right to receive one share of Semtech common stock.

(2) One third of this grant vests on March 10, 2026 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2026.

(3) One third of this grant vests on March 10, 2027 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2027.

**Signature:** /s/Hong Q. Hou by Mark Lin under Power of Attorney dated October 16, 2025 (Copy On File)  
**Date:** 2026-03-12

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**