Susan Ocampo - 24 Feb 2026 Form 4 Insider Report for MACOM Technology Solutions Holdings, Inc. (MTSI)

Reporting relationship: 10%+ Owner
Issuer ticker: MTSI
Reported as of: 24 Feb 2026
Net transaction value: -$79,981,686
SEC form: 4
Accepted by SEC: 26 Feb 2026, 12:11:58 UTC
Prior SEC filing: 19 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Susan Ocampo

Key filing fact

Susan Ocampo filed Form 4 for MACOM Technology Solutions Holdings, Inc. (MTSI) on 26 Feb 2026.

Key facts

This page summarizes Susan Ocampo's Form 4 filing for MACOM Technology Solutions Holdings, Inc. (MTSI).
5 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 26 Feb 2026, 12:11.

Change

Previous filing in this sequence was filed on 19 Feb 2026.
Current net transaction value: -$79,981,686.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001252243 Primary reporting owner

OCAMPO SUSAN

Relationship: 10%+ Owner
Address: BOX #88439, HONOLULU
Signature: /s/ Susan Ocampo
Signature date: 26 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MTSI transaction

Common Stock

Sale

Transaction value: $13,381,370
Shares: -53,509
Change %: -1.3%
Price: $250.08
Shares after: 4,021,658
Date: 24 Feb 2026
Ownership: By Ocampo Family Trusts
Footnotes: F1, F3

MTSI transaction

Common Stock

Sale

Transaction value: $10,269,179
Shares: -41,012
Change %: -1%
Price: $250.39
Shares after: 3,980,646
Date: 25 Feb 2026
Ownership: By Ocampo Family Trusts
Footnotes: F1, F4

MTSI transaction

Common Stock

Sale

Transaction value: $583,440
Shares: -2,323
Change %: -0.06%
Price: $251.16
Shares after: 3,978,323
Date: 25 Feb 2026
Ownership: By Ocampo Family Trusts
Footnotes: F1, F5

MTSI transaction

Common Stock

Sale

Transaction value: $55,747,697
Shares: -218,428
Change %: -5.5%
Price: $255.22
Shares after: 3,759,895
Date: 25 Feb 2026
Ownership: By Ocampo Family Trusts
Footnotes: F1, F6

MTSI transaction

Common Stock

Gift

Transaction value: $0
Shares: -174,465
Change %: -4.6%
Price: $0.000000
Shares after: 3,585,430
Date: 25 Feb 2026
Ownership: By Ocampo Family Trusts
Footnotes: F1, F7

MTSI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,577,334
Date: 24 Feb 2026
Ownership: By trusts for children
Footnotes: F1, F2

MTSI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 938,631
Date: 24 Feb 2026
Ownership: By GRAT
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Section 16 status

Susan Ocampo is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may still apply in specific circumstances.

Explanation of responses 7 footnotes

Footnote F1

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.

Footnote F2

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.

Footnote F3

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $250 to $250.755. 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.

Footnote F4

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $250 to $250.79. 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.

Footnote F5

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $251.035 to $251.395. 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.

Footnote F6

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $255.00 to $255.96. 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.

Footnote F7

Represents a bona fide gift of shares to a charitable donor-advised fund in which the Reporting Person has no pecuniary interest.

SEC remarks

Reporting person ceased to be a 10% owner on 2/25/2026 and is no longer subject to Section 16.