Ocampo family trusts trim MACOM (MTSI) stake with 83,279-share sale

Rhea-AI Filing Summary

MACOM Technology Solutions Holdings, Inc. insider reporting shows that trusts associated with 10% owner Susan Ocampo sold a total of 83,279 shares of common stock in open-market transactions. On February 17, 2026, Ocampo Family Trusts sold 79,523 shares at a weighted average price of $245.3105 per share and 600 shares at a weighted average price of $246.0181 per share, in multiple trades within disclosed price ranges. On February 18, 2026, Ocampo Family Trusts sold 3,156 shares at a weighted average price of $250.0012 per share. Following these sales, Ocampo Family Trusts reported indirect ownership of 4,075,167 shares of common stock. Separate indirect holdings reported as of February 17, 2026 include 2,577,334 shares held by trusts for her children and 938,631 shares held by a GRAT.

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

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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^*

OCAMPO SUSAN

(Last) (First) (Middle)

BOX #88439

(Street)

HONOLULU HI 96815

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

3. Date of Earliest Transaction (Month/Day/Year)
02/17/2026

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	02/17/2026		S		79,523	D	$245.3105(3)	4,078,923	I	By Ocampo Family Trusts(1)
Common Stock	02/17/2026		S		600	D	$246.0181(4)	4,078,323	I	By Ocampo Family Trusts(1)
Common Stock	02/18/2026		S		3,156	D	$250.0012(5)	4,075,167	I	By Ocampo Family Trusts(1)
Common Stock								2,577,334(2)	I	By trusts for children(1)
Common Stock								938,631	I	By GRAT(1)

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 Reporting Person is a trustee of two Ocampo Family Trusts, the GRAT and each of the following trusts for the benefit of her children: (i) a trust for her son; (ii) a trust for her daughter; and (iii) a trust for her son.

2. 734,944 of such shares are held by a trust for the Reporting Person's son; 921,195 of such shares are held by a trust for the Reporting Person's daughter; and 921,195 of such shares are held by a trust for the Reporting Person's son.

3. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $245 to $245.95. 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 $246.015 to $246.0275. 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 $250 to $250.005. 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/ Susan Ocampo	02/19/2026
	** 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 did MACOM (MTSI) insider Susan Ocampo report in this Form 4?

The filing reports that trusts associated with 10% owner Susan Ocampo sold 83,279 shares of MACOM common stock in open-market transactions. These trades occurred on February 17–18, 2026 and were executed through various Ocampo-related trusts.

How many MACOM (MTSI) shares were sold and at what prices?

Trusts associated with Susan Ocampo sold a total of 83,279 shares. Weighted average prices were $245.3105 and $246.0181 on February 17, 2026, and $250.0012 on February 18, 2026, within disclosed intraday price ranges.

Who actually holds the MACOM (MTSI) shares reported in Ocampo’s Form 4?

The shares are held indirectly by multiple trusts, including Ocampo Family Trusts, trusts for Ocampo’s children, and a GRAT. Ocampo is a trustee of these trusts, which together hold several million MACOM common shares as disclosed.

How many MACOM (MTSI) shares do the Ocampo Family Trusts hold after the sales?

After the reported open-market sales, the Ocampo Family Trusts hold 4,075,167 shares of MACOM common stock indirectly. This post-transaction balance is disclosed in connection with the February 18, 2026 transaction entry in the Form 4.

What additional MACOM (MTSI) share holdings were disclosed for children’s trusts and the GRAT?

The filing lists 2,577,334 shares of MACOM common stock held by trusts for Ocampo’s children and 938,631 shares held by a GRAT, all reported as indirect ownership positions as of February 17, 2026.

Were the MACOM (MTSI) insider sales by Susan Ocampo open-market transactions?

Yes. The Form 4 describes the three sale entries as open-market transactions with code “S.” Footnotes explain each reported price is a weighted average, with individual trades executed across specified price ranges for the relevant dates.