EFX

SEC source: 0001225208-26-008123 · doc4.xml · derivative · entry 1

Larson Barbara A · CIK 0001904150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 552

Underlying: Common Stock · 209 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.exercise_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.expiration_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

SEC source: 0001225208-26-008124 · doc4.xml · derivative · entry 1

MARCUS ROBERT D · CIK 0001225752 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,973

Underlying: Common Stock · 255 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.exercise_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.expiration_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

SEC source: 0001225208-26-007699 · doc4.xml · nonDerivative · entry 1

GAMBLE JOHN W JR · CIK 0001222712 · EVP, CFO & COO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,055

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 5/28/2026.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-007087 · doc4.xml · derivative · entry 2

Larson Barbara A · CIK 0001904150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 341

Underlying: Common Stock · 160 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.exercise_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.expiration_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

SEC source: 0001225208-26-007087 · doc4.xml · derivative · entry 1

Larson Barbara A · CIK 0001904150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 181

Underlying: Common Stock · 181 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.exercise_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.expiration_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

SEC source: 0001225208-26-006748 · doc4.xml · derivative · entry 15

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,792

Underlying: Common Stock · 37,791 shares

Expires 2028-05-04

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 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F11 · derivative.exercise_date: The option vested in three equal annual increments beginning 5/4/2019.

SEC source: 0001225208-26-006748 · doc4.xml · nonDerivative · entry 9

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 271,890

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F10 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $171.50 to $172.49, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 226 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-006748 · doc4.xml · nonDerivative · entry 8

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 293,433

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F9 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $170.48 to $171.47, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 226 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-006748 · doc4.xml · nonDerivative · entry 7

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 299,633

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F8 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $172.50 to $173.33, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 226 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-006748 · doc4.xml · nonDerivative · entry 6

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 303,745

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F7 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $173.50 to $174.15, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 226 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-006748 · doc4.xml · nonDerivative · entry 5

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 306,681

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F6 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $174.54 to $175.48, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 226 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-006748 · doc4.xml · nonDerivative · entry 4

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 307,981

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F5 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $168.395 to $168.55, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 226 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-006748 · doc4.xml · nonDerivative · entry 3

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 308,581

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F4 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $169.42 to $170.09, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 226 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-006748 · doc4.xml · nonDerivative · entry 2

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 309,181

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F3 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $175.74 to $175.94, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 226 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-006748 · doc4.xml · nonDerivative · entry 1

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 309,681

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 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 226 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-006282 · doc4.xml · derivative · entry 1

MARCUS ROBERT D · CIK 0001225752 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,710

Underlying: Common Stock · 221 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.exercise_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.expiration_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

SEC source: 0001225208-26-005021 · doc4.xml · nonDerivative · entry 2

Borton Chad M · CIK 0001605786 · EVP, Pres Workforce Solutions

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 29,518

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/4/2025.

F1 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-005097 · doc4.xml · nonDerivative · entry 1

TILLMAN AUDREY B · CIK 0001422863 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,677

F1 · security: Annual director grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on 5/7/2027.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-005096 · doc4.xml · nonDerivative · entry 1

Smith Melissa D · CIK 0001317498 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,802

F1 · security: Annual director grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on 5/7/2027.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-005095 · doc4.xml · nonDerivative · entry 1

McKinley John A · CIK 0001445313 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,717

F1 · security: Annual director grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on 5/7/2027.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-005094 · doc4.xml · nonDerivative · entry 1

MCGREGOR SCOTT A · CIK 0001057449 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,308

F1 · security: Annual director grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on 5/7/2027.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-005093 · doc4.xml · nonDerivative · entry 1

MARCUS ROBERT D · CIK 0001225752 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,349

F1 · security: Annual director grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on 5/7/2027.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-005091 · doc4.xml · nonDerivative · entry 1

HOUGH G. THOMAS · CIK 0001640483 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,309

F1 · security: Annual director grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on 5/7/2027.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-005092 · doc4.xml · nonDerivative · entry 1

Larson Barbara A · CIK 0001904150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,877

F1 · security: Annual director grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on 5/7/2027.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-005090 · doc4.xml · nonDerivative · entry 1

Fichuk Karen L · CIK 0001964768 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,993

F1 · security: Annual director grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on 5/7/2027.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-005089 · doc4.xml · nonDerivative · entry 1

FEIDLER MARK L · CIK 0001026941 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,077

F1 · security: Annual director grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on 5/7/2027.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-005021 · doc4.xml · nonDerivative · entry 1

Borton Chad M · CIK 0001605786 · EVP, Pres Workforce Solutions

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 31,973

F1 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-004938 · doc4.xml · nonDerivative · entry 1

GAMBLE JOHN W JR · CIK 0001222712 · EVP, CFO & COO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 73,464

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/21/2025.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-004682 · doc4.xml · derivative · entry 10

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 75,583

Underlying: Common Stock · 37,791 shares

Expires 2028-05-04

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.

F7 · derivative.exercise_date: The option vested in three equal annual increments beginning 5/4/2019.

SEC source: 0001225208-26-004682 · doc4.xml · nonDerivative · entry 5

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 271,730

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F6 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $171.986 to $172.975, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 280 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-004682 · doc4.xml · nonDerivative · entry 4

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 292,201

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F5 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $170.982 to $171.979, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 280 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-004682 · doc4.xml · nonDerivative · entry 3

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 303,145

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F4 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $172.986 to $173.975, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 280 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-004682 · doc4.xml · nonDerivative · entry 2

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 307,804

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F3 · price: The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $173.98 to $174.78, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 280 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-004682 · doc4.xml · nonDerivative · entry 1

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 309,521

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 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 10/28/2025.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 280 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-004182 · doc4.xml · derivative · entry 1

MARCUS ROBERT D · CIK 0001225752 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,483

Underlying: Common Stock · 194 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.exercise_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

F1 · derivative.expiration_date: Represents phantom stock units previously elected by the reporting person to be received as deferred compensation in lieu of annual cash retainer fees under the Company's Board of Directors Deferred Compensation Plan. Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, at the election of the reporting person, upon the reporting person's termination of service as a director.

SEC source: 0001225208-26-003756 · doc4.xml · nonDerivative · entry 2

Smith David John · CIK 0002121551 · EVP, Pres USIS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,958

F2 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on 3/2/2029.

SEC source: 0001225208-26-003756 · doc4.xml · nonDerivative · entry 1

Smith David John · CIK 0002121551 · EVP, Pres USIS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,979

F1 · security: New hire equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests in three equal annual increments beginning 3/2/2027.

SEC source: 0001225208-26-002765 · doc4.xml · nonDerivative · entry 1

Schneider Harald · CIK 0002013260 · EVP, Chief D&A Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,220

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-002764 · doc4.xml · nonDerivative · entry 1

Walker Kathryn Q · CIK 0002062534 · EVP, Chief Mkt & Comms Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,273

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-002763 · doc4.xml · nonDerivative · entry 1

Remon Patricio · CIK 0002060053 · EVP, President International

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,480

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-002762 · doc4.xml · nonDerivative · entry 1

Mao Cecilia · CIK 0002009173 · EVP, Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,318

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-002758 · doc4.xml · nonDerivative · entry 1

Farshchi Jamil · CIK 0001732980 · EVP, Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,090

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 400 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-002757 · doc4.xml · nonDerivative · entry 1

Chaney Carla · CIK 0001581930 · EVP, Chief HR Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,718

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 285 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-002761 · doc4.xml · nonDerivative · entry 1

Houston Julia A · CIK 0001464568 · EVP, Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,598

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-002756 · doc4.xml · nonDerivative · entry 1

Borton Chad M · CIK 0001605786 · EVP, Pres Workforce Solutions

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,806

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-002759 · doc4.xml · nonDerivative · entry 1

GAMBLE JOHN W JR · CIK 0001222712 · EVP, CFO & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,884

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-002760 · doc4.xml · nonDerivative · entry 1

Griggs James M · CIK 0001753380 · SVP & Corp Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,326

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-002754 · doc4.xml · nonDerivative · entry 1

Begor Mark W · CIK 0001335111 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 271,461

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date and 199 shares of common stock purchased pursuant to the Equifax Inc. 2020 Employee Stock Purchase Plan.

SEC source: 0001225208-26-002755 · doc4.xml · nonDerivative · entry 1

Bindal Sunil · CIK 0001828512 · EVP, Chief Corp Dev Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,446

F1 · security: Annual equity grant pursuant to the Company's long-term incentive plan. The award of restricted stock units vests 100% on February 25, 2029.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.

SEC source: 0001225208-26-002626 · doc4.xml · nonDerivative · entry 1

GAMBLE JOHN W JR · CIK 0001222712 · EVP, CFO & COO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 58,921

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/21/2025.

F2 · balance_after: Includes accrued dividend equivalent units for dividends reinvested in corresponding restricted stock units through the Company's last dividend payment date.