Holder plans sale of 100,078 SEMR shares under Rule 144

A holder of SEMR common stock has filed a Rule 144 notice to sell up to 100078 restricted shares through Morgan Stanley Smith Barney LLC Executive Financial Services, with an approximate sale date of 12/16/2025 on the NYSE.

Rhea-AI Filing Summary

A holder of SEMR common stock has filed a Rule 144 notice to sell up to 100078 restricted shares through Morgan Stanley Smith Barney LLC Executive Financial Services, with an approximate sale date of 12/16/2025 on the NYSE. The filing shows an aggregate market value of 1187155.26 for these shares, compared with 128163859 common shares outstanding. The securities were acquired as restricted stock from the issuer on 04/10/2024, and by signing the notice the seller represents that they do not know any material adverse information about the issuer that has not been publicly disclosed.

FAQ

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

What does SEMR's Rule 144 notice disclose?

The notice states that a holder of SEMR common stock intends to sell up to 100078 restricted shares under Rule 144 through Morgan Stanley Smith Barney LLC Executive Financial Services, with an approximate sale date of 12/16/2025 on the NYSE.

How many SEMR shares are covered and what is their aggregate market value?

The Rule 144 notice covers 100078 common shares of SEMR with an aggregate market value of 1187155.26, as stated in the securities information table.

How does the planned SEMR share sale compare with total shares outstanding?

The filing lists 100078 common shares to be sold, while the number of shares outstanding is 128163859. These figures allow investors to compare the size of the planned sale with the total common stock base.

When and how were the SEMR shares in this Rule 144 notice acquired?

The securities table shows the shares as Common stock acquired on 04/10/2024 through a Restricted Stock transaction from the issuer, with the same date recorded as the date of payment and the nature of payment listed as Not Applicable.

Which broker is handling the planned sale of SEMR shares and on which exchange?

The planned sale is listed through Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, 8th Floor, New York, NY 10004, and the securities exchange named for the transaction is the NYSE.

What representation does the seller make in SEMR's Rule 144 notice?

By signing the notice, the seller represents that they do not know any material adverse information regarding the current and prospective operations of the issuer that has not been publicly disclosed, as described in the signature section.

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

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Accepted by SEC EDGAR 12/16/2025 - 05:19 PM 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	0001974521
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	SEMRUSH HOLDINGS, INC.
SEC File Number	001-40276
Address of Issuer	800 BOYLSTON STREET, SUITE 2475 BOSTON MASSACHUSETTS 02199
Phone	800-851-9959
Name of Person for Whose Account the Securities are To Be Sold	BRIAN MULROY
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	Officer

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	100078	1187155.26	128163859	12/16/2025	NYSE

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	04/10/2024	Restricted Stock	Issuer			100078	04/10/2024	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

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	12/16/2025
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/ Brian Mulroy
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)