MACOM director receives 776 RSUs in equity grant

Shanmugaraj Murugesan reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Shanmugaraj Murugesan reported acquisition or exercise transactions in this Form 4 filing.

MACOM Technology Solutions Holdings, Inc. director Shanmugaraj Murugesan received an equity award in the form of 776 restricted stock units (RSUs) of common stock. The RSUs were granted at no cash cost and will vest in full on March 6, 2027, if he remains in continuous service with the company through that date. Following this grant, Murugesan’s reported direct holdings total 6,614 shares of common stock, including the RSUs. This filing reflects a routine equity compensation award rather than an open-market stock purchase or sale.

Insider Trade Summary

Grant/Award: 776 shares

Grant/Award 1 txn

Insider Shanmugaraj Murugesan

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	776	$0.00	$0.00

Holdings After Transaction: Common Stock — 6,614 shares (Direct)

Footnotes (1)

1. F1. Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2021 Omnibus Incentive Plan. Each RSU represents the contingent right to receive one share of Common Stock. The RSUs vest in full on March 6, 2027, provided that the Reporting Person remains in continuous service with the Issuer through the vesting date.

FAQ

What did MACOM (MTSI) director Shanmugaraj Murugesan report in this Form 4?

MACOM director Shanmugaraj Murugesan reported receiving 776 restricted stock units (RSUs) of common stock as an equity award. These RSUs vest in full on March 6, 2027, contingent on his continued service with the company until that date.

Is the MACOM (MTSI) Form 4 for Shanmugaraj Murugesan a stock purchase or sale?

This Form 4 does not show an open-market purchase or sale. It reports a grant of 776 restricted stock units (RSUs) awarded at no cash cost as compensation, subject to time-based vesting through March 6, 2027.

When do the RSUs granted to MACOM (MTSI) director Shanmugaraj Murugesan vest?

The 776 restricted stock units granted to director Shanmugaraj Murugesan vest in full on March 6, 2027. Vesting requires that he remain in continuous service with MACOM Technology Solutions Holdings, Inc. through that vesting date, according to the award terms.

How many MACOM (MTSI) shares does Shanmugaraj Murugesan hold after this RSU grant?

After the RSU grant, Shanmugaraj Murugesan’s reported direct holdings total 6,614 shares of MACOM common stock. This figure includes the 776 restricted stock units reported in this Form 4, as disclosed in the post-transaction ownership column.

Under which plan were the RSUs granted to MACOM (MTSI) director Shanmugaraj Murugesan?

The 776 restricted stock units granted to director Shanmugaraj Murugesan were issued under MACOM’s 2021 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of MACOM common stock upon vesting, subject to continued service conditions.

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Accepted by SEC EDGAR 03/10/2026 - 05:04 PM Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Shanmugaraj Murugesan

(Last) (First) (Middle)

C/O MACOM TECHNOLOGY SOLUTIONS HOLDINGS

100 CHELMSFORD STREET

(Street)

LOWELL MA 01851

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MACOM Technology Solutions Holdings, Inc. [ MTSI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/06/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/06/2026		A		776(1)	A	$0	6,614	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2021 Omnibus Incentive Plan. Each RSU represents the contingent right to receive one share of Common Stock. The RSUs vest in full on March 6, 2027, provided that the Reporting Person remains in continuous service with the Issuer through the vesting date.

	/s/ Ambra R. Roth, Attorney-in-Fact	03/10/2026
	** Signature of Reporting Person	Date
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.