Director files to sell 1,398 RSUs

FIVN-related insider sale notice: A Form 144 records a proposed sale of 1,398 common shares tied to RSUs, with the notice dated 03/04/2026 and the securities listed on Nasdaq.

Accepted by SEC EDGAR 03/03/2026 - 04:50 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

FIVN-related insider sale notice: A Form 144 records a proposed sale of 1,398 common shares tied to RSUs, with the notice dated 03/04/2026 and the securities listed on Nasdaq. The filing also shows a prior sale of 2,951 common shares on 12/04/2025 for $60,233.57.

Insights

Equity Securities Counsel

Form 144 documents a planned RSU-derived sale of 1,398 common shares.

The notice lists 1,398 shares tied to RSUs to be sold and records a prior sale of 2,951 shares on 12/04/2025 for $60,233.57. The listing shows Nasdaq as the exchange and the filing date 03/04/2026.

Timing and final execution depend on compliance with resale rules and any issuer-imposed restrictions; the filing itself is a regulatory notice of intent rather than confirmation of completed trades.

FAQ

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

What does the FIVN Form 144 show about the planned sale?

The filing shows a proposed sale of 1,398 common shares tied to RSUs, with the notice dated 03/04/2026. It lists Nasdaq as the exchange and identifies the sale as an issuer-related RSU transaction.

Who reported prior transactions for FIVN in this filing?

The filing records a prior sale by Leena Mansharamani of 2,951 common shares on 12/04/2025 receiving $60,233.57. That prior sale is shown under "Securities Sold During The Past 3 Months."

Does Form 144 confirm the shares were sold for FIVN on 03/04/2026?

No. Form 144 is a notice of proposed sale; the entry dated 03/04/2026 records the intended sale of 1,398 RSU-related shares but does not confirm completion or settlement details.

What security type and source are listed for the planned FIVN sale?

The securities are listed as Common shares originating from RSU awards, with the source labeled as Issuer. The filing ties the transaction to the issuer-issued restricted stock units.

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

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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	0001846877
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	Five9, Inc.
SEC File Number	001-36383
Address of Issuer	3001 Bishop Dr. Suite 350 San Ramon CALIFORNIA 94583
Phone	9252012000
Name of Person for Whose Account the Securities are To Be Sold	Leena Mansharamani
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	1398	24423.06	76550422	03/04/2026	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	03/03/2026	RSU	Issuer			1398	03/03/2026	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
Leena Mansharamani 3001 Bishop Dr. Suite 350 San Ramon CA 94583	Common	12/04/2025	2951	60233.57

144: Remarks and Signature

Remarks	The sale reported on this Form 144 represents an Issuer mandated sale by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of Restricted Stock Units, and it does not represent a discretionary trade by the Reporting Person.
Date of Notice	03/03/2026
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	Leena Mansharamani
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)