MACOM (MTSI) director awarded 776 RSUs vesting in 2027

Rhea-AI Filing Summary

BLAND CHARLES R reported acquisition or exercise transactions in this Form 4 filing.

MACOM Technology Solutions Holdings, Inc. director Charles R. Bland reported an equity award of 776 shares of Common Stock in the form of restricted stock units. These RSUs were granted at no cash cost to him and increase his direct holdings to 15,138 shares after the award.

The RSUs vest in full on March 6, 2027, if he continues in service with the company through that date. This filing reflects routine director compensation rather than an open‑market stock purchase or sale.

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^*

BLAND CHARLES R

(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	15,138	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.

FAQ

What insider transaction did MACOM (MTSI) director Charles R. Bland report?

Director Charles R. Bland reported receiving 776 restricted stock units as an equity award. These units represent the right to receive 776 shares of Common Stock, subject to vesting conditions tied to his continued service with MACOM Technology Solutions Holdings, Inc.

Is the MTSI Form 4 transaction a stock purchase or a compensation grant?

The MTSI Form 4 transaction is a compensation grant, not an open‑market purchase. Charles R. Bland received 776 restricted stock units at no stated purchase price as part of the company’s 2021 Omnibus Incentive Plan for directors.

When do Charles R. Bland’s 776 MACOM (MTSI) restricted stock units vest?

The 776 restricted stock units granted to Charles R. Bland vest in full on March 6, 2027. Vesting is contingent on his remaining in continuous service with MACOM Technology Solutions Holdings, Inc. through that vesting date under the 2021 Omnibus Incentive Plan.

How many MACOM (MTSI) shares does Charles R. Bland hold after this Form 4 transaction?

After receiving the 776 restricted stock units, Charles R. Bland’s direct holdings total 15,138 shares of MACOM common stock. This figure includes the newly granted award and reflects his position as reported following the March 6, 2026 equity grant.

What plan governs the 776 restricted stock units granted to MTSI director Charles R. Bland?

The 776 restricted stock units were granted under MACOM’s 2021 Omnibus Incentive Plan. Each unit represents a contingent right to receive one share of common stock, subject to full vesting on March 6, 2027, if Bland remains in continuous service with the company.