Five9 president sells 8,293 shares in plan trades

Five9, Inc. president Andy Dignan reported planned stock sales under a pre-set trading plan.

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Rhea-AI Filing Summary

Five9, Inc. president Andy Dignan reported planned stock sales under a pre-set trading plan. He sold 4,924 shares of common stock on March 4, 2026 at a weighted average price of $17.69 per share and 3,369 shares on March 5, 2026 at a weighted average price of $17.92 per share, totaling 8,293 shares in open-market transactions.

According to the disclosure, these sales were executed under a Rule 10b5-1 trading plan adopted on September 3, 2025 and were made to cover taxes due upon the vesting of restricted stock units. After the transactions, he directly owned 286,963 Five9 shares.

Insider Trade Summary

Net Seller: 8,293 shares

Net Sell 2 txns

Insider Dignan Andy

Role President

Sold 8,293 shs ($147K)

Type	Security	Shares	Price	Value
Sale	Common Stock	3,369	$17.92	$60K
Sale	Common Stock	4,924	$17.69	$87K

Holdings After Transaction: Common Stock — 286,963 shares (Direct)

Footnotes (3)

F1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 3, 2025.
F2. The reported sales were to cover taxes upon the vesting of restricted stock units.
F3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.46 to $17.96, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

FAQ

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What did Five9 (FIVN) president Andy Dignan report in this Form 4?

Andy Dignan reported selling 8,293 shares of Five9 common stock in open-market transactions. The sales occurred on March 4 and March 5, 2026, at weighted average prices of $17.69 and $17.92 per share, and were conducted under a pre-arranged Rule 10b5-1 trading plan.

How many Five9 (FIVN) shares did Andy Dignan sell on each transaction date?

He sold 4,924 Five9 shares on March 4, 2026 and 3,369 shares on March 5, 2026. Both transactions involved common stock and were reported as open-market sales at weighted average prices of $17.69 and $17.92 per share, respectively, according to the Form 4.

Why were Andy Dignan’s Five9 (FIVN) stock sales executed, according to the filing?

The filing states that the reported stock sales were made to cover taxes upon the vesting of restricted stock units. It also notes that the transactions were carried out under a Rule 10b5-1 trading plan, which had been adopted in advance by the reporting person.

What is a Rule 10b5-1 trading plan as used in the Five9 (FIVN) Form 4?

A Rule 10b5-1 trading plan allows insiders to pre-arrange stock trades according to set instructions. The Form 4 explains that Andy Dignan’s March 2026 Five9 stock sales were effected under such a plan, which he adopted on September 3, 2025, before the reported transactions occurred.

How many Five9 (FIVN) shares does Andy Dignan own after these reported sales?

After the reported transactions, Andy Dignan directly owned 286,963 shares of Five9 common stock. This post-transaction share balance reflects the completion of both open-market sales totaling 8,293 shares disclosed in the March 2026 Form 4 filing.

What price range applied to Andy Dignan’s Five9 (FIVN) stock sales?

The Form 4 notes that the reported prices are weighted averages for multiple trades within price ranges. For one set of sales, shares were sold between $17.46 and $17.96 per share, with the weighted average reported, and detailed per-trade information is available upon request from the reporting person.

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Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 03/06/2026 - 04:11 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Dignan Andy

(Last)

(First)

(Middle)

C/O FIVE9, INC.

3001 BISHOP DR., STE. #350

(Street)

SAN RAMON

94583

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Five9, Inc. [ FIVN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	President

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	03/04/2026		S		4,924⁽¹⁾⁽²⁾	D	$17.69⁽³⁾	290,332	D
Common Stock	03/05/2026		S		3,369⁽¹⁾	D	$17.92	286,963	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 3, 2025.

2. The reported sales were to cover taxes upon the vesting of restricted stock units.

3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.46 to $17.96, inclusive. The reporting person undertakes to provide Five9, Inc., any security holder of Five9, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

Remarks:

	/s/ Tiffany Meriweather, Attorney in Fact	03/06/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR