# EDGAR Filing Document

**Accession Number:** 0001493594
**File Stem:** 0001493594-23-000021
**Filing Date:** 2023-1
**Character Count:** 2310
**Document Hash:** c7d1e8134fb9cbf51b1391ee5546dcbb
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001493594-23-000021.hdr.sgml**: 20230117

**ACCESSION NUMBER**: 0001493594-23-000021

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20230117

**DATE AS OF CHANGE**: 20230117

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MACOM Technology Solutions Holdings, Inc.
- **CENTRAL INDEX KEY:** 0001493594
- **STANDARD INDUSTRIAL CLASSIFICATION:** SEMICONDUCTORS & RELATED DEVICES [3674]
- **IRS NUMBER:** 270306875
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0929

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-35451
- **FILM NUMBER:** 23531957

**BUSINESS ADDRESS:**
- **STREET 1:** 100 CHELMSFORD STREET
- **CITY:** LOWELL
- **STATE:** MA
- **ZIP:** 01851
- **BUSINESS PHONE:** (978) 656-2500

**MAIL ADDRESS:**
- **STREET 1:** 100 CHELMSFORD STREET
- **CITY:** LOWELL
- **STATE:** MA
- **ZIP:** 01851

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** M/A-COM Technology Solutions Holdings, Inc.
- **DATE OF NAME CHANGE:** 20100607

**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. &nbsp;&nbsp;&nbsp;&nbsp;)**

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| | |
|:---|:---|
| Filed by the Registrant&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; | ☒ |
| Filed by a Party other than the Registrant | ☐ |
| Check the appropriate box: | |

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☐ 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 Pursuant to §240.14a-12

**MACOM TECHNOLOGY SOLUTIONS HOLDINGS, 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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