Shareholder in Company (NASDAQ: MTSI) files to sell 100,000 shares

Rhea-AI Filing Summary

An individual shareholder of MTSI common stock, Susan Ocampo, has filed a notice of intent to sell 100,000 common shares through The Charles Schwab Corporation on or about 02/06/2026 on NASDAQ. The filing lists 75,010,891 common shares outstanding as context.

The 100,000 shares to be sold were acquired on 11/21/2023 as founder shares from the issuer. The notice also details multiple prior sales of MTSI common shares over the last three months, each with the number of shares and related gross proceeds.

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	100000	23584697	75010891	02/06/2026	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			100000	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	11/06/2025	100000	16007495.65
Susan Ocampo Box #88439 Honolulu HI 96830	Common	11/07/2025	56711	9641220.99
Susan Ocampo Box #88439 Honolulu HI 96830	Common	11/10/2025	43289	7422613.94
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

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

How many MTSI shares does Susan Ocampo plan to sell under this Form 144?

The notice states that Susan Ocampo plans to sell 100,000 common shares of MTSI. These shares are to be sold through The Charles Schwab Corporation on NASDAQ, with an approximate sale date of 02/06/2026 as disclosed in the filing.

What is the market context for the MTSI shares covered by this Form 144?

The filing reports 75,010,891 common shares outstanding for MTSI. It also lists an aggregate market value of 23,584,697 for the planned 100,000-share sale, providing a snapshot of the transaction’s scale relative to the company’s total common stock.

When and how were the MTSI shares in this Form 144 originally acquired?

The 100,000 MTSI common shares were acquired on 11/21/2023 as Founder Shares from the issuer. The filing notes the same date as the date of payment and describes the nature of payment as N/A for this acquisition.

What prior MTSI share sales by Susan Ocampo are disclosed in the last three months?

The filing lists multiple MTSI common share sales by Susan Ocampo between 11/06/2025 and 02/03/2026. Individual transactions range from 2,291 to 121,067 shares, with corresponding gross proceeds such as 16,007,495.65 and 23,029,116.

Which broker and exchange are involved in the planned MTSI Form 144 sale?

The planned sale of 100,000 MTSI common shares will be executed through The Charles Schwab Corporation, located in Westlake, Texas. The filing specifies that the shares are expected to be sold on the NASDAQ stock exchange on or around 02/06/2026.

What representation does the seller make about non-public information in this MTSI Form 144?

The seller represents that they do not know any material adverse information about the issuer’s current or prospective operations that has not been publicly disclosed. This representation is made by signing the notice, as required for the Form 144 filing.