[144] Klaviyo, Inc. SEC Filing

Rhea-AI Filing Summary

A shareholder of KVYO has filed a Form 144 notice to sell 14,394 shares of common stock through Morgan Stanley Smith Barney LLC on the NYSE. The planned sale has an aggregate market value of $396,410.76 and is expected to occur around 11/20/2025.

The shares come from restricted stock units that were acquired from the issuer on 11/15/2025, with the same 14,394 shares listed as acquired and to be sold. The issuer reports 137,856,147 shares outstanding; this is a baseline figure, not the amount being sold. The section covering securities sold in the past three months shows no additional sales for this person in the excerpt provided.

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	14394	396410.76	137856147	11/20/2025	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	11/15/2025	Restricted Stock Units	Issuer			14394	11/15/2025	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

Nothing to Report

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 KVYO Form 144 filing report?

The Form 144 filing reports that a KVYO shareholder intends to sell 14,394 shares of common stock in a planned transaction on the NYSE.

How many KVYO shares are planned to be sold and what is their market value?

The filing lists 14,394 shares of KVYO common stock to be sold, with an aggregate market value of $396,410.76.

When is the KVYO share sale under Form 144 expected to occur?

The approximate date of sale disclosed is 11/20/2025 for the planned sale of KVYO common stock.

What is the source of the KVYO shares being sold under Form 144?

The shares come from restricted stock units acquired from the issuer on 11/15/2025, with 14,394 securities acquired on that date.

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

The filing names Morgan Stanley Smith Barney LLC Executive Financial Services as broker, with the shares planned to be sold on the NYSE.

How many KVYO shares are outstanding according to this Form 144?

The Form 144 states that the issuer has 137,856,147 shares of the relevant class of securities outstanding.

Does the KVYO Form 144 show other sales in the last three months?

In the excerpt provided, the section for securities sold during the past 3 months does not list any additional sales for this person.