[144] MACOM Technology Solutions Holdings, Inc SEC Filing

Rhea-AI Filing Summary

Form 144 notice for MACOM Technology Solutions Holdings, Inc. (MTSI) shows a proposed sale and a recent sale by an insider. The filer reports a proposed sale of 3,195 common shares to be executed approximately on 09/08/2025, with an aggregate market value of $416,148 and total shares outstanding listed as 7,447,129. The filing also discloses that Susan Ocampo sold 113,275 common shares on 09/05/2025 for gross proceeds of $14,885,388. The 3,195 shares were originally acquired as founder shares on 06/30/2009. The notice contains the standard representation that the seller is not aware of undisclosed material adverse information.

Positive

• None.

Negative

• Insider sale of substantial size: 113,275 shares sold for $14,885,388 on 09/05/2025.
• Proposed additional sale: filing notifies intent to sell 3,195 founder shares valued at $416,148 on 09/08/2025.

Insights

Securities Analyst

TL;DR: Insider sale disclosure: one large recent sale and a small proposed sale by a founder-shareholder.

The filing documents a significant recent disposition of 113,275 shares for $14.9 million and a proposed sale of 3,195 founder shares valued at $416,148. This is a routine Rule 144/Form 144 disclosure required for the resale of restricted or control securities. The filing identifies the nature and timing of acquisition for the proposed-sale shares as founder shares acquired 06/30/2009. The document does not include trading-plan details, intentions beyond the dates shown, or any financial statement or forward-looking commentary. Investors should treat this as an ownership-transfer disclosure rather than new operational information.

Corporate Governance Expert

TL;DR: Compliance-focused disclosure confirming insider sales; contains the standard attestations required by Rule 144.

The form provides required seller representations and sourcing details for the shares to be sold, including the class, acquisition date, and consideration. The seller attests to absence of undisclosed material adverse information. The filing does not allege any related-party transactions, plan adoption dates, or restrictions beyond the listed acquisition and sale dates. From a governance perspective, the filing meets procedural disclosure obligations but supplies no additional context about insider intent or company-specific developments.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	3195	416148.00	7447129	09/08/2025	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	06/30/2009	Founder Shares	Issuer			3195	06/03/2009	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 100 Chelmsford Street Lowell MA 01851	Common	09/05/2025	113275	14885388.00

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What sales does the MTSI Form 144 disclose?

The filing discloses a sale of 113,275 common shares on 09/05/2025 and a proposed sale of 3,195 common shares to occur around 09/08/2025.

How much did the recent insider sale of MTSI raise?

The seller received gross proceeds of $14,885,388 for the 113,275 shares sold on 09/05/2025.

What is the aggregate market value of the proposed MTSI sale?

The proposed sale of 3,195 shares is reported with an aggregate market value of $416,148.

When were the founder shares to be sold originally acquired?

The 3,195 founder shares were acquired on 06/30/2009 and the payment date listed is 06/03/2009.

Who is the named seller in the recent transaction?

The filing lists Susan Ocampo at an address in Lowell, MA as the seller of the 113,275 shares sold on 09/05/2025.