MACOM (MTSI) SVP reports stock sales around $160 per share

MACOM Technology Solutions Holdings, Inc. (MTSI) reported insider stock sales by its SVP, General Counsel and Secretary on a Form 4.

Rhea-AI Filing Summary

MACOM Technology Solutions Holdings, Inc. (MTSI) reported insider stock sales by its SVP, General Counsel and Secretary on a Form 4. On 11/19/2025, the executive sold multiple blocks of common stock in open-market transactions, with weighted average sale prices ranging from about $157.70 to $163.91, as detailed in several footnotes. The sales were made under a pre-arranged Rule 10b5-1 trading plan adopted on August 11, 2025. Following these transactions, the reporting person directly beneficially owned 9,837 shares of MACOM common stock.

Insider Trade Summary

Net Seller: 17,268 shares

Net Sell 6 txns

Insider Roth Ambra R.

Role SVP, GC and Secretary

Sold 17,268 shs ($2.78M)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,009	$158.16	$318K
Sale	Common Stock	2,627	$159.97	$420K
Sale	Common Stock	5,263	$160.67	$846K
Sale	Common Stock	5,243	$161.71	$848K
Sale	Common Stock	1,122	$162.96	$183K
Sale	Common Stock	1,004	$163.72	$164K

Holdings After Transaction: Common Stock — 9,837 shares (Direct)

Footnotes (7)

1. F1. The shares were sold pursuant to a sales plan adopted by the Reporting Person on August 11, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.
2. F2. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $157.70 to $158.66. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
3. F3. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $159.27 to $160.26. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
4. F4. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $160.27 to $161.25. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
5. F5. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $161.32 to $162.25. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
6. F6. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $162.39 to $163.38. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
7. F7. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $163.41 to $163.91. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did MACOM (MTSI) disclose on this Form 4?

The Form 4 reports that MACOM Technology Solutions Holdings, Inc.'s SVP, General Counsel and Secretary sold multiple blocks of common stock in open-market transactions on 11/19/2025.

At what prices did the MACOM (MTSI) executive sell shares on 11/19/2025?

The filing shows weighted average sale prices for different trade blocks, with underlying transaction price ranges from $157.70 up to $163.91, as described in the footnotes.

How many MACOM (MTSI) shares does the insider own after the reported sales?

After the reported transactions, the executive directly beneficially owned 9,837 shares of MACOM common stock, as stated in the Form 4.

Was the MACOM (MTSI) insider sale made under a Rule 10b5-1 trading plan?

Yes. The filing states that the shares were sold pursuant to a sales plan adopted on August 11, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

Who is the reporting person on this MACOM (MTSI) Form 4 and what is their role?

The reporting person is an officer of MACOM Technology Solutions Holdings, Inc., serving as SVP, General Counsel and Secretary, and is identified as filing individually.

Does the MACOM (MTSI) Form 4 provide detailed trade breakdowns for each price range?

The Form 4 reports weighted average prices and notes that the reporting person will provide full information on the number of shares sold at each separate price within the disclosed ranges upon request.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 11/21/2025 - 04:38 PM EST 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).

X

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^*

Roth Ambra 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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, GC and Secretary

3. Date of Earliest Transaction (Month/Day/Year)
11/19/2025

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	11/19/2025		S(1)		2,009	D	$158.16(2)	25,096	D
Common Stock	11/19/2025		S(1)		2,627	D	$159.97(3)	22,469	D
Common Stock	11/19/2025		S(1)		5,263	D	$160.67(4)	17,206	D
Common Stock	11/19/2025		S(1)		5,243	D	$161.71(5)	11,963	D
Common Stock	11/19/2025		S(1)		1,122	D	$162.96(6)	10,841	D
Common Stock	11/19/2025		S(1)		1,004	D	$163.72(7)	9,837	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. The shares were sold pursuant to a sales plan adopted by the Reporting Person on August 11, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

2. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $157.70 to $158.66. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

3. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $159.27 to $160.26. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

4. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $160.27 to $161.25. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

5. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $161.32 to $162.25. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

6. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $162.39 to $163.38. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

7. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $163.41 to $163.91. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

	/s/ Ambra R. Roth	11/21/2025
	** 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.