[144] FIVE9, INC. SEC Filing

Rhea-AI Filing Summary

FIVE9, Inc. (FIVN) filed a Form 144 reporting a proposed sale of 7,043 shares of common stock through Morgan Stanley Smith Barney LLC, with an aggregate market value of $173,187.37 and 77,262,690 shares outstanding. The filing lists an approximate date of sale of 08/13/2025.

The securities were acquired as Restricted Stock Units on 06/03/2025. The notice also shows a prior sale on 06/04/2025 of 3,816 shares for gross proceeds of $107,916.48. The filer certifies they do not possess undisclosed material adverse information and references compliance with Rule 10b5-1 where applicable.

Insights

Securities Analyst

TL;DR: Routine insider sale filing; transaction size appears immaterial to total shares outstanding.

The Form 144 discloses a proposed sale of 7,043 common shares via Morgan Stanley Smith Barney LLC with an aggregate market value of $173,187.37 and an approximate sale date of 08/13/2025. The shares were reported as Restricted Stock Units acquired on 06/03/2025, and a prior sale of 3,816 shares on 06/04/2025 for $107,916.48 is noted. This filing is a standard Rule 144 notice that provides market transparency about the timing and scale of an insider sale.

Corporate Governance Expert

TL;DR: Disclosure complies with Rule 144 requirements and includes a certification about material information.

The notice includes broker details and a representation by the filer that they are not aware of any undisclosed material adverse information, and it notes Rule 10b5-1 plan adoption language if applicable. The filing documents acquisition type (Restricted Stock Units) and the specific acquisition and prior sale dates, supporting governance transparency around insider transactions.

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	7043	173187.37	77262690	08/13/2025	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	06/03/2025	Restricted Stock Units	Issuer			7043	06/03/2025	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
null 3001 Bishop Drive, Suite 350 San Ramon CA 94583	Common	06/04/2025	3816	107916.48

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 did FIVE9 (FIVN) file in this Form 144?

The filing reports a proposed sale of 7,043 common shares through Morgan Stanley Smith Barney LLC with aggregate market value $173,187.37 and an approximate sale date of 08/13/2025.

How were the shares to be sold acquired according to the filing?

The securities were acquired as Restricted Stock Units on 06/03/2025 and the filing lists 7,043 units to be sold.

Did the filer make any recent sales noted in this filing?

Yes, the filing shows a prior sale on 06/04/2025 of 3,816 shares for gross proceeds of $107,916.48.

Who is the broker listed for the proposed sale?

The broker named is Morgan Stanley Smith Barney LLC, Executive Financial Services, 1 New York Plaza 8th Floor New York NY 10004.

Does the filer assert they have undisclosed material information?

The filer represents that they do not know any material adverse information regarding the issuer that has not been publicly disclosed and references Rule 10b5-1 if a trading plan applies.