FLS

SEC source: 0000030625-25-000013 · wk-form4_1739914155.xml · derivative · entry 5

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 255,162

Underlying: Common Stock · 67,414 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each performance right represented a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vested at a rate of 76.7% (plus dividends accrued on the underlying shares) based on two factors during the three-year performance cycle beginning on January 1, 2022 and ending on December 31, 2024, which are: 1) the issuer's free cash flow ("FCF") as a percent of adjusted net income for the performance period in comparison to the issuer's targeted free cash flow as a percent of adjusted net income for the performance period; and 2) the issuer's return on invested capital ("ROIC") for each calendar year in the performance period measured against the issuer's targeted ROIC for each calendar year under its operating plan. The performance rights were also subject to a 15% payout modifier (positive or negative) based on the issuer's total shareholder return ("TSR") in comparison to the TSR of peer companies for the entire performance period.

F4 · derivative.exercise_date: Each performance right represented a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vested at a rate of 76.7% (plus dividends accrued on the underlying shares) based on two factors during the three-year performance cycle beginning on January 1, 2022 and ending on December 31, 2024, which are: 1) the issuer's free cash flow ("FCF") as a percent of adjusted net income for the performance period in comparison to the issuer's targeted free cash flow as a percent of adjusted net income for the performance period; and 2) the issuer's return on invested capital ("ROIC") for each calendar year in the performance period measured against the issuer's targeted ROIC for each calendar year under its operating plan. The performance rights were also subject to a 15% payout modifier (positive or negative) based on the issuer's total shareholder return ("TSR") in comparison to the TSR of peer companies for the entire performance period.

F4 · derivative.expiration_date: Each performance right represented a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vested at a rate of 76.7% (plus dividends accrued on the underlying shares) based on two factors during the three-year performance cycle beginning on January 1, 2022 and ending on December 31, 2024, which are: 1) the issuer's free cash flow ("FCF") as a percent of adjusted net income for the performance period in comparison to the issuer's targeted free cash flow as a percent of adjusted net income for the performance period; and 2) the issuer's return on invested capital ("ROIC") for each calendar year in the performance period measured against the issuer's targeted ROIC for each calendar year under its operating plan. The performance rights were also subject to a 15% payout modifier (positive or negative) based on the issuer's total shareholder return ("TSR") in comparison to the TSR of peer companies for the entire performance period.

SEC source: 0000030625-25-000013 · wk-form4_1739914155.xml · derivative · entry 4

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,843

Underlying: Common Stock · 50,456 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

F3 · derivative.exercise_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

F3 · derivative.expiration_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

F3 · derivative.underlying: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

SEC source: 0000030625-25-000013 · wk-form4_1739914155.xml · derivative · entry 3

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 322,576

Underlying: Common Stock · 61,669 shares

Expires not disclosed

F2 · derivative.exercise_price: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

F2 · derivative.exercise_date: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

F2 · derivative.expiration_date: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

SEC source: 0000030625-25-000013 · wk-form4_1739914155.xml · nonDerivative · entry 2

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 393,389

SEC source: 0000030625-25-000013 · wk-form4_1739914155.xml · nonDerivative · entry 1

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 421,717

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 210 shares of the issuer's common stock acquired under the Flowserve Employee Stock Purchase Plan in monthly transactions that were exempt under Rule 16b-3.

SEC source: 0000030625-25-000011 · wk-form4_1739914132.xml · derivative · entry 5

Wilson Kirk · CIK 0001654776 · President, FCD

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,746

Underlying: Common Stock · 7,035 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each performance right represented a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vested at a rate of 76.7% (plus dividends accrued on the underlying shares) based on two factors during the three-year performance cycle beginning on January 1, 2022 and ending on December 31, 2024, which are: 1) the issuer's free cash flow ("FCF") as a percent of adjusted net income for the performance period in comparison to the issuer's targeted free cash flow as a percent of adjusted net income for the performance period; and 2) the issuer's return on invested capital ("ROIC") for each calendar year in the performance period measured against the issuer's targeted ROIC for each calendar year under its operating plan. The performance rights were also subject to a 15% payout modifier (positive or negative) based on the issuer's total shareholder return ("TSR") in comparison to the TSR of peer companies for the entire performance period.

F4 · derivative.exercise_date: Each performance right represented a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vested at a rate of 76.7% (plus dividends accrued on the underlying shares) based on two factors during the three-year performance cycle beginning on January 1, 2022 and ending on December 31, 2024, which are: 1) the issuer's free cash flow ("FCF") as a percent of adjusted net income for the performance period in comparison to the issuer's targeted free cash flow as a percent of adjusted net income for the performance period; and 2) the issuer's return on invested capital ("ROIC") for each calendar year in the performance period measured against the issuer's targeted ROIC for each calendar year under its operating plan. The performance rights were also subject to a 15% payout modifier (positive or negative) based on the issuer's total shareholder return ("TSR") in comparison to the TSR of peer companies for the entire performance period.

F4 · derivative.expiration_date: Each performance right represented a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vested at a rate of 76.7% (plus dividends accrued on the underlying shares) based on two factors during the three-year performance cycle beginning on January 1, 2022 and ending on December 31, 2024, which are: 1) the issuer's free cash flow ("FCF") as a percent of adjusted net income for the performance period in comparison to the issuer's targeted free cash flow as a percent of adjusted net income for the performance period; and 2) the issuer's return on invested capital ("ROIC") for each calendar year in the performance period measured against the issuer's targeted ROIC for each calendar year under its operating plan. The performance rights were also subject to a 15% payout modifier (positive or negative) based on the issuer's total shareholder return ("TSR") in comparison to the TSR of peer companies for the entire performance period.

SEC source: 0000030625-25-000011 · wk-form4_1739914132.xml · derivative · entry 4

Wilson Kirk · CIK 0001654776 · President, FCD

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,028

Underlying: Common Stock · 5,606 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

F3 · derivative.exercise_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

F3 · derivative.expiration_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

SEC source: 0000030625-25-000011 · wk-form4_1739914132.xml · derivative · entry 3

Wilson Kirk · CIK 0001654776 · President, FCD

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,781

Underlying: Common Stock · 5,606 shares

Expires not disclosed

F2 · derivative.exercise_price: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

F2 · derivative.exercise_date: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

F2 · derivative.expiration_date: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

SEC source: 0000030625-25-000011 · wk-form4_1739914132.xml · nonDerivative · entry 2

Wilson Kirk · CIK 0001654776 · President, FCD

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,424

SEC source: 0000030625-25-000011 · wk-form4_1739914132.xml · nonDerivative · entry 1

Wilson Kirk · CIK 0001654776 · President, FCD

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,388

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 43 shares of the issuer's common stock acquired under the Flowserve Employee Stock Purchase Plan in monthly transactions that were exempt under Rule 16b-3.

SEC source: 0000030625-25-000010 · wk-form4_1739914122.xml · derivative · entry 2

Boukalik Brian · CIK 0002024241 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,030

Underlying: Common Stock · 5,205 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

F2 · derivative.exercise_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

F2 · derivative.expiration_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

SEC source: 0000030625-25-000010 · wk-form4_1739914122.xml · derivative · entry 1

Boukalik Brian · CIK 0002024241 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,986

Underlying: Common Stock · 5,205 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

F1 · derivative.exercise_date: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

F1 · derivative.expiration_date: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

SEC source: 0000030625-25-000009 · wk-form4_1739914111.xml · derivative · entry 2

VOPNI SCOTT K · CIK 0001271969 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,714

Underlying: Common Stock · 3,569 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

F2 · derivative.exercise_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

F2 · derivative.expiration_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of March 1, 2025.

SEC source: 0000030625-25-000009 · wk-form4_1739914111.xml · derivative · entry 1

VOPNI SCOTT K · CIK 0001271969 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,845

Underlying: Common Stock · 1,529 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

F1 · derivative.exercise_date: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

F1 · derivative.expiration_date: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2025 and ending on December 31, 2027 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

SEC source: 0001628280-25-048418 · wk-form4_1762211188.xml · nonDerivative · entry 3

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 443,925

F1 · security: Shares acquired under the non-qualified Flowserve Corporation 2024 Employee Stock Purchase Plan in monthly, prescheduled transactions that were previously inadvertently not disclosed.

SEC source: 0001628280-25-048410 · wk-form4_1762210767.xml · nonDerivative · entry 3

Wilson Kirk · CIK 0001654776 · Former President, FCD

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,180

F1 · security: Shares acquired under the non-qualified Flowserve Corporation 2024 Employee Stock Purchase Plan in monthly, prescheduled transactions that were previously inadvertently not disclosed.

SEC source: 0001628280-25-048418 · wk-form4_1762211188.xml · nonDerivative · entry 2

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 443,823

F1 · security: Shares acquired under the non-qualified Flowserve Corporation 2024 Employee Stock Purchase Plan in monthly, prescheduled transactions that were previously inadvertently not disclosed.

SEC source: 0001628280-25-048410 · wk-form4_1762210767.xml · nonDerivative · entry 2

Wilson Kirk · CIK 0001654776 · Former President, FCD

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,159

F1 · security: Shares acquired under the non-qualified Flowserve Corporation 2024 Employee Stock Purchase Plan in monthly, prescheduled transactions that were previously inadvertently not disclosed.

SEC source: 0001628280-25-048418 · wk-form4_1762211188.xml · nonDerivative · entry 1

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 443,749

F1 · security: Shares acquired under the non-qualified Flowserve Corporation 2024 Employee Stock Purchase Plan in monthly, prescheduled transactions that were previously inadvertently not disclosed.

SEC source: 0001628280-25-048410 · wk-form4_1762210767.xml · nonDerivative · entry 1

Wilson Kirk · CIK 0001654776 · Former President, FCD

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,144

F1 · security: Shares acquired under the non-qualified Flowserve Corporation 2024 Employee Stock Purchase Plan in monthly, prescheduled transactions that were previously inadvertently not disclosed.

SEC source: 0000030625-24-000102 · wk-form4_1731446080.xml · nonDerivative · entry 1

DELLY GAYLA J · CIK 0001218358 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,897

F1 · shares: On November 11, 2024, the reporting person made a charitable gift of 1,700 shares of Common Stock. No shares were sold.

SEC source: 0000030625-24-000100 · wk-form4_1730931506.xml · derivative · entry 1

SIEGEL KENNETH I · CIK 0001465558 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,238

Underlying: Common Stock · 509 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000099 · wk-form4_1730931496.xml · derivative · entry 1

Taylor Carlyn R. · CIK 0001821412 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,626

Underlying: Common Stock · 509 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000098 · wk-form4_1730931485.xml · derivative · entry 1

CHANDY RUBY R · CIK 0001358419 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,594

Underlying: Common Stock · 103 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000097 · wk-form4_1730931474.xml · derivative · entry 1

Johnson Cheryl H · CIK 0001552649 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,626

Underlying: Common Stock · 509 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000089 · wk-form4_1722543112.xml · derivative · entry 1

CHANDY RUBY R · CIK 0001358419 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,491

Underlying: Common Stock · 124 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000088 · wk-form4_1722543101.xml · derivative · entry 1

Johnson Cheryl H · CIK 0001552649 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,117

Underlying: Common Stock · 615 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000087 · wk-form4_1722543091.xml · derivative · entry 1

SIEGEL KENNETH I · CIK 0001465558 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,729

Underlying: Common Stock · 615 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000086 · wk-form4_1722543080.xml · derivative · entry 1

Taylor Carlyn R. · CIK 0001821412 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,117

Underlying: Common Stock · 615 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000078 · wk-form4_1717013786.xml · derivative · entry 3

Boukalik Brian · CIK 0002024241 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,781

Underlying: Common Stock · 3,781 shares

Expires not disclosed

F3 · derivative.exercise_price: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2024 and ending on December 31, 2026 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

F3 · derivative.exercise_date: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2024 and ending on December 31, 2026 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

F3 · derivative.expiration_date: Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% and are based on two factors during a three-year performance cycle beginning on January 1, 2024 and ending on December 31, 2026 which are based equally on: 1) the issuer's ROIC for each calendar year in the performance period measured against the issuer's target ROIC for each calendar year in the performance period; and 2) the issuer's FCF as a percentage of adjusted net income for each calendar year in the performance period measured against the issuer's target FCF as a percentage of adjusted net income for each calendar year in the performance period. The performance rights are also subject to 15% payout modifier (positive or negative) based on the issuer's relative TSR in comparison to the TSR of companies that comprise the S&P 500 Industrials Index for the entire performance period.

SEC source: 0000030625-24-000078 · wk-form4_1717013786.xml · derivative · entry 2

Boukalik Brian · CIK 0002024241 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,825

Underlying: Common Stock · 3,781 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of common stock and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period beginning on March 1, 2025.

F2 · derivative.exercise_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period beginning on March 1, 2025.

F2 · derivative.expiration_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period beginning on March 1, 2025.

SEC source: 0000030625-24-000078 · wk-form4_1717013786.xml · derivative · entry 1

Boukalik Brian · CIK 0002024241 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,044

Underlying: Common Stock · 2,044 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of common stock and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period beginning on June 15, 2025.

F1 · derivative.exercise_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period beginning on June 15, 2025.

F1 · derivative.expiration_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period beginning on June 15, 2025.

SEC source: 0000030625-24-000074 · wk-form4_1716501182.xml · nonDerivative · entry 3

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 349,512

F3 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $49.04 to $50.04, inclusive. The reporting person undertakes to provide Flowserve Corporation, any security holder of Flowserve Corporation 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 range set forth above.

SEC source: 0000030625-24-000074 · wk-form4_1716501182.xml · nonDerivative · entry 2

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 389,694

F2 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $48.76 to $49.04, inclusive. The reporting person undertakes to provide Flowserve Corporation, any security holder of Flowserve Corporation 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 range set forth above.

SEC source: 0000030625-24-000076 · wk-form4_1716583884.xml · derivative · entry 3

Hudson Susan Claire · CIK 0001929781 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,928

Underlying: Common Stock · 703 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of the grant.

F1 · derivative.exercise_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of the grant.

F1 · derivative.expiration_date: Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. The shares vest ratably over a three-year period on each annual anniversary of the grant.

SEC source: 0000030625-24-000076 · wk-form4_1716583884.xml · nonDerivative · entry 2

Hudson Susan Claire · CIK 0001929781 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,205

SEC source: 0000030625-24-000076 · wk-form4_1716583884.xml · nonDerivative · entry 1

Hudson Susan Claire · CIK 0001929781 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,460

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000030625-24-000074 · wk-form4_1716501182.xml · nonDerivative · entry 1

Rowe Robert Scott · CIK 0001608962 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 407,243

F1 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $49.75 to $50.46, inclusive. The reporting person undertakes to provide Flowserve Corporation, any security holder of Flowserve Corporation 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 range set forth above.

SEC source: 0000030625-24-000068 · wk-form4_1715976679.xml · derivative · entry 1

Johnson Cheryl H · CIK 0001552649 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,502

Underlying: Common Stock · 3,210 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000069 · wk-form4_1715976702.xml · derivative · entry 1

SIEGEL KENNETH I · CIK 0001465558 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,114

Underlying: Common Stock · 3,210 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000067 · wk-form4_1715976656.xml · nonDerivative · entry 1

DELLY GAYLA J · CIK 0001218358 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,597

F1 · shares: Represents the annual restricted stock grant for the director under the Flowserve Long-Term Incentive Plan. The shares vest on May 16, 2025.

SEC source: 0000030625-24-000066 · wk-form4_1715976641.xml · derivative · entry 1

CHANDY RUBY R · CIK 0001358419 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,367

Underlying: Common Stock · 3,210 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000064 · wk-form4_1715976590.xml · derivative · entry 1

Roberts David E Jr · CIK 0001363218 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,283

Underlying: Common Stock · 3,210 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000063 · wk-form4_1715976562.xml · derivative · entry 1

Taylor Carlyn R. · CIK 0001821412 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,502

Underlying: Common Stock · 3,210 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000065 · wk-form4_1715976612.xml · nonDerivative · entry 1

McMurray Michael C. · CIK 0001556386 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,663

F1 · shares: Represents the annual restricted stock grant for the director under the Flowserve Long-Term Incentive Plan. The shares vest on May 16, 2025.

SEC source: 0000030625-24-000062 · wk-form4_1715976516.xml · derivative · entry 1

Chand Sujeet · CIK 0001388884 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,754

Underlying: Common Stock · 3,210 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000061 · wk-form4_1715976498.xml · nonDerivative · entry 1

Okray Thomas B · CIK 0001689107 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,663

F1 · shares: Represents the annual restricted stock grant for the director under the Flowserve Long-Term Incentive Plan. The shares vest on May 16, 2025.

SEC source: 0000030625-24-000060 · wk-form4_1715976460.xml · derivative · entry 1

GARRISON JOHN L JR · CIK 0001656422 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,065

Underlying: Common Stock · 3,210 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000049 · wk-form4_1714682497.xml · derivative · entry 1

CHANDY RUBY R · CIK 0001358419 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,157

Underlying: Common Stock · 124 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

SEC source: 0000030625-24-000048 · wk-form4_1714682482.xml · derivative · entry 1

SIEGEL KENNETH I · CIK 0001465558 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,904

Underlying: Common Stock · 610 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock, and represents director compensation deferred in the form of common stock pursuant to the issuer's deferred compensation plan.

F2 · derivative.exercise_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.

F2 · derivative.expiration_date: The shares of phantom stock become payable in the form of common stock upon the reporting person's termination of service as a member of the issuer's board of directors.