MCRB (NASDAQ: MCRB) files Form 144 to resell 8,553 restricted shares

Rhea-AI Filing Summary

MCRB Form 144 notice reports proposed sales of Common restricted and performance shares totaling 8,553 shares, with venue indicated as NASDAQ. The filing shows 75 Common shares sold by Teresa L. Young on 02/17/2026 at $635.25 per share. The excerpt lists 9,586,298 shares with a date of 03/17/2026 (as shown in the row).

Insights

Securities Compliance Attorney

Form 144 reports a proposed resale of restricted/performance shares and a recent small disposition.

The filing lists 8,553 restricted and performance Common shares identified for sale and records a prior sale of 75 Common shares by Teresa L. Young on 02/17/2026 at $635.25 per share. The filing names a broker-dealer and references NASDAQ.

Timing and detailed plan-of-distribution language are not present in the excerpt; subsequent SEC filings or broker statements would show whether sales occur under an exemption or after any required holding periods.

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	8553	77966.58	9586298	03/17/2026	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	10/27/2023	Restricted and Performance Shares	ISSUER			8553	10/27/2023	Not Applicable

* 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
TERESA L YOUNG 101 Cambridgepark Drive Cambridge MA 02140	Common	02/17/2026	75	635.25

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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 does the MCRB Form 144 report?

The filing reports a proposed resale of 8,553 restricted and performance Common shares. It also records a prior sale of 75 Common shares on 02/17/2026.

Who sold shares recently according to the excerpt?

Teresa L. Young sold 75 Common shares on 02/17/2026 at a reported price of $635.25 per share, as shown in the excerpt.

How many shares are listed for sale in the Form 144 excerpt?

The excerpt lists 8,553 Common restricted and performance shares identified under the "Securities To Be Sold" section, with the instrument type labeled as "Restricted and Performance Shares."

Does the excerpt show shares outstanding for MCRB?

The row in the excerpt shows 9,586,298 with a date of 03/17/2026; the value appears alongside the securities line in the table as presented in the excerpt.