Holder reports large share sales (MTSI) including 261,763 and 200,000‑share trades

Rhea-AI Filing Summary

Susan Ocampo reported multiple sales of Common Stock recorded on Form 144/A. The excerpt lists discrete sales across February–April 2026, including 261,763 shares on 02/25/2026, 200,000 shares on 03/02/2026, and 200,000 shares on 04/08/2026. Sale dates and per‑trade share counts are presented throughout the selling schedule.

Key Figures

Sale on 02/25/2026: 261,763 shares Sale on 03/02/2026: 200,000 shares Sale on 04/08/2026: 200,000 shares +2 more

5 metrics

Sale on 02/25/2026 261,763 shares Securities sold during the past 3 months

Sale on 03/02/2026 200,000 shares Securities sold during the past 3 months

Sale on 04/08/2026 200,000 shares Securities sold during the past 3 months

Sale on 02/03/2026 100,000 shares Securities sold during the past 3 months

Acquisition date 06/30/2009 Acquired from issuer in private transaction

Key Terms

Form 144/A, acquired from issuer in private transaction, Goldman Sachs & Co. LLC

3 terms

Form 144/A regulatory

"144/A: Securities Sold During The Past 3 Months"

acquired from issuer in private transaction market

"Acquired from issuer in private transaction | 06/30/2009"

Goldman Sachs & Co. LLC other

"Common | Goldman Sachs & Co. LLC 200 West Street New York NY 10282"

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/A

144/A: Filer Information

Filer CIK
Filer CCC
Previous Accession Number Of The Filing
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144/A: 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/A: 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	Goldman Sachs & Co. LLC 200 West Street New York NY 10282	15221	3928692.31	74996749	04/10/2026	NASD

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/A: 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	Acquired from issuer in private transaction	The Issuer			15221	06/30/2009	None

* 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/A: 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	02/03/2026	100000	23029116
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	02/06/2026	100000	23584697
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	02/12/2026	57827	13897141
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	02/13/2026	42173	10136319
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	02/13/2026	19877	4870489
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	02/17/2026	80123	19655435
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	02/11/2026	3156	789003
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	02/09/2026	53509	13381379
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	02/25/2026	261763	66600315
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	02/18/2026	3156	789003
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	02/24/2026	53509	13381379
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	03/02/2026	200000	50539095
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	03/25/2026	100000	24505253.65
Susan Ocampo 100 Chelmsford Street Lowell MA 01851	Common	04/08/2026	200000	49044230

144/A: 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 by Susan Ocampo are listed in the MTSI Form 144/A excerpt?

The excerpt lists multiple sales by Susan Ocampo across Feb–Apr 2026, including 261,763 shares on 02/25/2026, 200,000 on 03/02/2026, and 200,000 on 04/08/2026. Each sale row shows date and share count.

Does the filing state how the securities were acquired for the MTSI sales?

Yes. One section notes securities were acquired from issuer in private transaction with an acquisition date of 06/30/2009. The excerpt ties acquisition method and date to the securities class.

Are aggregate proceeds or prices reported in the provided MTSI excerpt?

The excerpt shows numeric values adjacent to some rows (e.g., 50539095, 49044230) but does not label an aggregate proceeds total explicitly. The listing focuses on per‑trade share counts and dates.

Does the Form 144/A excerpt include contact or filer details for MTSI disclosures?

Yes. The filing lists a broker-dealer entry: Goldman Sachs & Co. LLC, 200 West Street, New York NY, and includes filer identifiers such as a CIK field and accession references in the header.