Mansharamani Leena

SEC source: 0001846877-26-000014 · wk-form4_1789589364.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,787

F1 · shares: The Reporting Person transferred these securities in bona fide gifts to two separate trusts.

SEC source: 0001846877-26-000012 · wk-form4_1788908804.xml · nonDerivative · entry 5

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 52,417

F1 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 4, 2026.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.17 to $31.92, 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.

SEC source: 0001846877-26-000012 · wk-form4_1788908804.xml · nonDerivative · entry 4

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 53,670

F1 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 4, 2026.

F4 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.69 to $33.75, 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.

SEC source: 0001846877-26-000012 · wk-form4_1788908804.xml · nonDerivative · entry 3

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 53,871

F1 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 4, 2026.

F4 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.65 to $33.65, 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.

SEC source: 0001846877-26-000012 · wk-form4_1788908804.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 56,376

F1 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 4, 2026.

SEC source: 0001846877-26-000012 · wk-form4_1788908804.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 56,476

F1 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 4, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.98 to $34.57, 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.

F3 · balance_after: Includes 1,336 shares acquired under the Five9, Inc. Employee Stock Purchase Plan on May 15, 2026.

SEC source: 0001846877-26-000010 · wk-form4_1780954029.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,698

F1 · shares: The sale reported on this form represents a Five9, Inc. 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.

F2 · price: The price reported in Column 4 is a weighted average price applied to the transaction by the broker for sales to cover taxes upon vesting of restricted stock units for all employees of Five9, Inc., including the Reporting Person, on the date such sales occurred. 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.

SEC source: 0001846877-26-000006 · wk-form4_1772831285.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,254

F1 · shares: The sale reported on this form represents a Five9, Inc. 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.

F2 · price: The price reported in Column 4 is a weighted average price applied to the transaction by the broker for sales to cover taxes upon vesting of restricted stock units for all employees of Five9, Inc., including the Reporting Person, on the date such sales occurred. 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.

SEC source: 0001846877-26-000002 · wk-form4_1772140306.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 62,180

SEC source: 0001846877-25-000005 · wk-form4_1764974247.xml · nonDerivative · entry 3

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 38,571

F3 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.42 to $20.73, 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.

SEC source: 0001846877-25-000005 · wk-form4_1764974247.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,718

F3 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024.

F4 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.18 to $20.42, 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.

SEC source: 0001846877-25-000005 · wk-form4_1764974247.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,905

F1 · shares: The sale reported on this form represents a Five9, Inc. 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.

F2 · price: The price reported in Column 4 is a weighted average price applied to the transaction by the broker for sales to cover taxes upon vesting of restricted stock units for all employees of Five9, Inc., including the Reporting Person, on the date such sales occurred. 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.

SEC source: 0001846877-25-000003 · wk-form4_1757369693.xml · nonDerivative · entry 3

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 41,522

F3 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.99 to $26.34, 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.

SEC source: 0001846877-25-000003 · wk-form4_1757369693.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,645

F3 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024.

F4 · shares: The reported sale was to cover taxes upon the vesting of restricted stock units.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.29 to $25.99, 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.

SEC source: 0001846877-25-000003 · wk-form4_1757369693.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,859

F1 · shares: The sale reported on this form represents a Five9, Inc. 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.

F2 · price: The price reported in Column 4 is a weighted average price applied to the transaction by the broker for sales to cover taxes upon vesting of restricted stock units for all employees of Five9, Inc., including the Reporting Person, on the date such sales occurred. 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.

SEC source: 0001288847-25-000160 · wk-form4_1749244342.xml · nonDerivative · entry 4

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,491

F6 · shares: The Reporting Person transferred these securities in bona fide gifts to two separate trusts.

SEC source: 0001288847-25-000160 · wk-form4_1749244342.xml · nonDerivative · entry 3

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,901

F4 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024.

SEC source: 0001288847-25-000160 · wk-form4_1749244342.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 46,051

F4 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024.

F5 · shares: The reported sale was to cover taxes upon the vesting of restricted stock units.

SEC source: 0001288847-25-000160 · wk-form4_1749244342.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 47,237

F1 · shares: The sale reported on this form represents a Five9, Inc. 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.

F2 · price: The price reported in Column 4 is a weighted average price applied to the transaction by the broker for sales to cover taxes upon vesting of restricted stock units for all employees of Five9, Inc., including the Reporting Person, on the date such sales occurred. 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.

F3 · balance_after: Includes 674 shares acquired under the Five9, Inc. Employee Stock Purchase Plan on May 15, 2025.

SEC source: 0001288847-25-000058 · wk-form4_1741897496.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 47,165

F1 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2024.

SEC source: 0001288847-25-000048 · wk-form4_1741307628.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,300

F1 · shares: The sale reported on this form represents a Five9, Inc. 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.

F2 · price: The price reported in Column 4 is a weighted average price applied to the transaction by the broker for sales to cover taxes upon vesting of restricted stock units for all employees of Five9, Inc., including the Reporting Person, on the date such sales occurred. 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.

F3 · balance_after: Due to administrative error, the Form 4 filed on March 8, 2022 under reported the sale to cover transaction that occurred on March 4, 2022, by 254 shares. These shares were sold in multiple transactions at prices ranging from $98.25 to $98.75, inclusive.

SEC source: 0001288847-25-000033 · wk-form4_1740692768.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,071

SEC source: 0001288847-24-000166 · wk-form4_1733523483.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 35,526

F3 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 13, 2023 .

F4 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.09 to $41.47, 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.

SEC source: 0001288847-24-000166 · wk-form4_1733523483.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 36,600

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units. The sales reported in this Form 4 were effected in accordance with Five9, Inc.s previously established sell to cover withholding policy, the Corporations Policy.

F2 · price: The price reported in Column 4 is a weighted average price applied to the transaction by the broker under the Corporations Policy for sales to cover taxes upon vesting of restricted stock units for all individuals, including the reporting person subject to the Corporations Policy on the date such sales occurred. 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.

SEC source: 0001288847-24-000138 · wk-form4_1725660372.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 36,872

F4 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units. The sales reported in this Form 4 were effected in accordance with Five9, Inc.s previously established sell to cover withholding policy, the Corporations Policy.

F5 · price: The price reported in Column 4 is a weighted average price applied to the transaction by the broker under the Corporations Policy for sales to cover taxes upon vesting of restricted stock units for all individuals, including the reporting person subject to the Corporations Policy on the date such sales occurred. 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.

SEC source: 0001288847-24-000138 · wk-form4_1725660372.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,154

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 13, 2023.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.22 to $30.69, 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.

SEC source: 0001288847-24-000090 · wk-form4_1717705926.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 38,267

F5 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units. The sales reported in this Form 4 were effected in accordance with Five9, Inc.s previously established sell to cover withholding policy, the Corporations Policy.

F6 · price: The price reported in Column 4 is a weighted average price applied to the transaction by the broker under the Corporations Policy for sales to cover taxes upon vesting of restricted stock units for all individuals, including the reporting person subject to the Corporations Policy on the date such sales occurred. 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.

SEC source: 0001288847-24-000090 · wk-form4_1717705926.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 38,544

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 13, 2023.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.21 to $46.58, 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.

F4 · balance_after: Includes 344 shares acquired under the Five9, Inc. Employee Stock Purchase Plan on May 15, 2024.

SEC source: 0001288847-24-000021 · wk-form4_1709762395.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,465

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 13, 2023.

F4 · balance_after: Includes 6 shares acquired under the Five9, Inc. Employee Stock Purchase Plan on November 15, 2023.

SEC source: 0001288847-24-000021 · wk-form4_1709762395.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,470

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 13, 2023.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $59.36 to 60.33, 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.

SEC source: 0001288847-24-000019 · wk-form4_1709156188.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,940

SEC source: 0001288847-23-000167 · wk-form4_1701897760.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,243

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.28 to $78.36, 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.

SEC source: 0001288847-23-000137 · wk-form4_1694118963.xml · nonDerivative · entry 3

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 33,833

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

SEC source: 0001288847-23-000137 · wk-form4_1694118963.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 34,165

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.01 to $71.21, 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.

SEC source: 0001288847-23-000137 · wk-form4_1694118963.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 35,073

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $70.66 to $70.74, 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.

SEC source: 0001288847-23-000106 · wk-form4_1686172587.xml · nonDerivative · entry 4

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 35,765

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

SEC source: 0001288847-23-000106 · wk-form4_1686172587.xml · nonDerivative · entry 3

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 36,102

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.46 to $69.55, 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.

SEC source: 0001288847-23-000106 · wk-form4_1686172587.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 36,685

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.43 to $69.76, 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.

SEC source: 0001288847-23-000106 · wk-form4_1686172587.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,355

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.36 to $69.02, 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.

F4 · balance_after: Includes 412 shares acquired under the Five9, Inc. Employee Stock Purchase Plan on May 15, 2023.

SEC source: 0001288847-23-000084 · wf-form4_168374972649891.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,953

SEC source: 0001288847-23-000040 · wf-form4_167891299867723.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,877

F1 · balance_after: The reporting person no longer has a reportable beneficial interest in the 285 shares of FIVN common stock that were reported as indirectly held through a Trust in the reporting person's prior ownership reports.

SEC source: 0001288847-23-000038 · wf-form4_167831789520860.xml · nonDerivative · entry 3

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,462

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

SEC source: 0001288847-23-000038 · wf-form4_167831789520860.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,845

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

SEC source: 0001288847-23-000038 · wf-form4_167831789520860.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,850

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F2 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.33 to $67.56, 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.

SEC source: 0001288847-23-000033 · wf-form4_167770901223339.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,717

SEC source: 0001288847-22-000120 · wf-form4_167036446849125.xml · nonDerivative · entry 3

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,347

SEC source: 0001288847-22-000124 · wf-form4_167053627818308.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,952

F1 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

SEC source: 0001288847-22-000120 · wf-form4_167036446849125.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,496

F1 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

F2 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.41 to $65.56, 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.

SEC source: 0001288847-22-000120 · wf-form4_167036446849125.xml · nonDerivative · entry 1

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,344

F1 · shares: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 31, 2022.

SEC source: 0001288847-22-000100 · wf-form4_166267197035935.xml · nonDerivative · entry 2

Mansharamani Leena · CIK 0001846877 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,752

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units.