Susan Ocampo - Nov 6, 2025 Form 4 Insider Report for MACOM Technology Solutions Holdings, Inc. (MTSI)

Role
10%+ Owner
Signature
/s/ Ambra R. Roth, Attorney-in-Fact
Stock symbol
MTSI
Transactions as of
Nov 6, 2025
Transactions value $
-$33,072,136
Form type
4
Date filed
11/12/2025, 07:06 AM
Previous filing
Oct 30, 2025
Next filing
Dec 4, 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
OCAMPO SUSAN 10%+ Owner C/O MACOM TECHNOLOGY SOLUTIONS HOLDINGS, 100 CHELMSFORD STREET, LOWELL /s/ Ambra R. Roth, Attorney-in-Fact 2025-11-10 0001252243

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MTSI Common Stock Sale -$16M -100K -2.26% $160.08 4.32M Nov 6, 2025 By Ocampo Family Trusts F1, F2
transaction MTSI Common Stock Sale -$9.64M -56.7K -1.31% $170.01 4.26M Nov 7, 2025 By Ocampo Family Trusts F2, F3
transaction MTSI Common Stock Sale -$1.43M -8.39K -0.2% $170.20 4.25M Nov 10, 2025 By Ocampo Family Trusts F2, F4
transaction MTSI Common Stock Sale -$4.01M -23.4K -0.55% $171.31 4.23M Nov 10, 2025 By Ocampo Family Trusts F2, F5
transaction MTSI Common Stock Sale -$1.38M -7.98K -0.19% $172.46 4.22M Nov 10, 2025 By Ocampo Family Trusts F2, F6
transaction MTSI Common Stock Sale -$606K -3.5K -0.08% $173.31 4.22M Nov 10, 2025 By Ocampo Family Trusts F2, F7
holding MTSI Common Stock 2.58M Nov 6, 2025 By trusts for children F2, F8
holding MTSI Common Stock 1.5M Nov 6, 2025 By GRAT F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $160.00 to $160.53. 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.
F2 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.
F3 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $170.00 to $170.11. 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.
F4 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $170.20 to $170.58. 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.
F5 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $171.00 to $171.70. 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.
F6 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $172.10 to $172.83. 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.
F7 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $173.12 to $173.57. 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.
F8 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.