Insider reports sale of 261,763 shares in Form 144

MTSI insider reported multiple share sales via Form 144, led by a sale of 261,763 shares on 02/25/2026.

Rhea-AI Filing Summary

MTSI insider reported multiple share sales via Form 144, led by a sale of 261,763 shares on 02/25/2026. The filing lists a sequence of sale dates and amounts from 12/02/2025 through 02/25/2026, with individual transactions such as 121,067 shares on 12/09/2025 and two 100,000-share sales in 02/2026.

FAQ

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

What did the Form 144 for MTSI disclose?

The Form 144 discloses multiple proposed sales by an insider, including a 261,763-share sale on 02/25/2026. The filing lists sales dated from 12/02/2025 through 02/25/2026, with various share amounts and proceeds recorded.

Who is the reporting seller in the MTSI Form 144?

The filing lists Susan Ocampo as the reporting seller. The entries show her name and address alongside each transaction date and share amount recorded in the Form 144 excerpt.

What are the largest individual sales listed in the filing?

The largest single sale shown is 261,763 shares on 02/25/2026, followed by 121,067 shares on 12/09/2025. The excerpt also shows two 100,000-share transactions in 02/2026.

Over what period did the reported sales occur?

Reported sales occurred between 12/02/2025 and 02/25/2026. Individual transaction dates in the excerpt include December 2025 and multiple dates in February 2026.

Does the filing state proceeds for each sale?

Yes; the excerpt records proceeds alongside each transaction, for example $66,600,315 associated with the 261,763-share entry on 02/25/2026, and other dollar amounts are listed for each sale in the table.

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

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Accepted by SEC EDGAR 03/02/2026 - 06:45 PM EST Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001252243
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	MACOM Technology Solutions Holdings, Inc.
SEC File Number	001-35451
Address of Issuer	100 CHELMSFORD STREET LOWELL MASSACHUSETTS 01851
Phone	(978)-656-2500
Name of Person for Whose Account the Securities are To Be Sold	OCAMPO SUSAN
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Owner

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	The Charles Schwab Corporation 3000 Schwab Way Westlake TX 76262	200000	50539095	75011970	03/02/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	11/21/2023	Founder Shares	Issuer			200000	11/21/2023	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Susan Ocampo Box #88439 Honolulu HI 96830	Common	12/02/2025	4171	750780.00
Susan Ocampo Box #88439 Honolulu HI 96830	Common	12/03/2025	95829	17255136.70
Susan Ocampo Box #88439 Honolulu HI 96830	Common	12/04/2025	2291	435290
Susan Ocampo Box #88439 Honolulu HI 96830	Common	12/05/2025	76642	14569250
Susan Ocampo Box #88439 Honolulu HI 96830	Common	12/09/2025	121067	23011418
Susan Ocampo Box #88439 Honolulu HI 96830	Common	02/03/2026	100000	23029116
Susan Ocampo Box #88439 Honolulu HI 96830	Common	02/06/2026	100000	23584697
Susan Ocampo Box #88439 Honolulu HI 96830	Common	02/12/2026	57827	13897141
Susan Ocampo Box #88439 Honolulu HI 96830	Common	02/13/2026	42173	10136319
Susan Ocampo Box #88439 Honolulu HI 96830	Common	02/13/2026	19877	4870489
Susan Ocampo Box #88439 Honolulu HI 96830	Common	02/17/2026	80123	19655435
Susan Ocampo Box #88439 Honolulu HI 96830	Common	02/18/2026	3156	789003
Susan Ocampo Box #88439 Honolulu HI 96830	Common	02/24/2026	53509	13381379
Susan Ocampo Box #88439 Honolulu HI 96830	Common	02/25/2026	261763	66600315

144: Remarks and Signature

Remarks	Filing encompasses 1 Trust account in which Susan Ocampo is the TTEE. 4 WK average volume Feb 2nd Wk 1: 11,158,226 Feb 9th Wk 2: 6,540,143 Feb 17th Wk 3: 3,698,777 Feb 23rd Wk 4: 5,263,005 Total = 26,660,151 / 4 = 6,665,037 shares per week average
Date of Notice	03/02/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Susan Ocampo
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)