FA

SEC source: 0001127602-25-007478 · form4.xml · nonDerivative · entry 2

Marks Steven Irwin · CIK 0001914948 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,622

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 · price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

SEC source: 0001127602-25-007478 · form4.xml · nonDerivative · entry 1

Marks Steven Irwin · CIK 0001914948 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,259

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 · price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F2 · balance_after: Includes shares of common stock acquired under the Employee Stock Purchase Plan of the Issuer.

SEC source: 0001127602-24-027719 · form4.xml · derivative · entry 3

Jardine Bret T · CIK 0001398537 · Chief Legal Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 120,186

Underlying: Common Stock · 30,000 shares

Expires 2030-02-09

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: Reflects an adjustment ($1.50 reduction) to the original exercise price to reflect anti-dilution adjustments pursuant to the terms of the First Advantage Corporation 2021 Omnibus Incentive Plan (as amended) with respect to a one-time special cash dividend of $1.50 paid by First Advantage Corporation (the "Issuer") to stockholders of record at the close of business on August 21, 2023.

F5 · derivative.exercise_date: Includes an initial grant of 81,093 options that vest in equal annual installments over five years, subject to continued service through such dates, with the first vesting on January 31, 2021 and a portion of an aggregate initial grant of 81,093 options subject to performance and time-based vesting criteria, where (i) such performance-based conditions (the occurrence of a "Realization Event" as defined in the award agreement) have been satisfied as of the date of grant and (ii) 12,921 options have vested on January 31, 2024 based on time. The remainder of such performance-based options will, subject to the occurrence of a Realization Event, vest on the same schedule noted above. Alternatively, these performance-based options will vest, based solely on time, as follows, subject to continued service through such date: 25,843 options on January 31, 2025, and 25,843 options on January 31, 2026, while preserving the eligibility to vest earlier upon a future Realization Event.

SEC source: 0001127602-24-027719 · form4.xml · nonDerivative · entry 2

Jardine Bret T · CIK 0001398537 · Chief Legal Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,527

F3 · kind: Shares were sold pursuant to a Rule 10b5-1 trading plan that was adopted by the reporting person on August 16, 2024.

F4 · price: Represents the weighted average price for sales of the shares. The shares were sold at prices ranging from $17.300 to $17.630 per share. The reporting person will provide to the Securities and Exchange Commission staff, the Issuer, or any security holder of the Issuer, upon request, full information regarding the number of shares sold at each separate price.

SEC source: 0001127602-24-027719 · form4.xml · nonDerivative · entry 1

Jardine Bret T · CIK 0001398537 · Chief Legal Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 35,527

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 · price: Reflects an adjustment ($1.50 reduction) to the original exercise price to reflect anti-dilution adjustments pursuant to the terms of the First Advantage Corporation 2021 Omnibus Incentive Plan (as amended) with respect to a one-time special cash dividend of $1.50 paid by First Advantage Corporation (the "Issuer") to stockholders of record at the close of business on August 21, 2023.

F2 · balance_after: Includes shares of common stock acquired under the Employee Stock Purchase Plan of the Issuer.

SEC source: 0001127602-24-027530 · form4.xml · derivative · entry 2

Nairne Douglas · CIK 0002044531 · Global Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,304

Underlying: Common Stock · 27,304 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F3 · derivative.exercise_date: The RSUs will vest in equal annual installments on November 1, 2025, 2026, 2027, and 2028, subject to continued service through such dates.

F3 · derivative.expiration_date: The RSUs will vest in equal annual installments on November 1, 2025, 2026, 2027, and 2028, subject to continued service through such dates.

SEC source: 0001127602-24-027530 · form4.xml · derivative · entry 1

Nairne Douglas · CIK 0002044531 · Global Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,412

Underlying: Common Stock · 58,412 shares

Expires 2034-11-14

F1 · derivative.exercise_date: The stock options will vest in equal annual installments on November 1, 2025, 2026, 2027, and 2028, subject to continued service through such dates.

SEC source: 0001127602-24-027532 · form4.xml · derivative · entry 2

Marks Steven Irwin · CIK 0001914948 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,608

Underlying: Common Stock · 54,608 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F3 · derivative.exercise_date: The RSUs will vest in equal annual installments on November 8, 2025, 2026, 2027, and 2028, subject to continued service through such dates.

F3 · derivative.expiration_date: The RSUs will vest in equal annual installments on November 8, 2025, 2026, 2027, and 2028, subject to continued service through such dates.

SEC source: 0001127602-24-027532 · form4.xml · derivative · entry 1

Marks Steven Irwin · CIK 0001914948 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 116,823

Underlying: Common Stock · 116,823 shares

Expires 2034-11-14

F1 · derivative.exercise_date: The stock options will vest in equal annual installments on November 8, 2025, 2026, 2027, and 2028, subject to continued service through such dates.

SEC source: 0001127602-24-027523 · form4.xml · derivative · entry 2

Staples Scott · CIK 0001865624 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,912

Underlying: Common Stock · 81,912 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F3 · derivative.exercise_date: The RSUs will vest in equal annual installments on November 14, 2025, 2026, 2027, and 2028, subject to continued service through such dates.

F3 · derivative.expiration_date: The RSUs will vest in equal annual installments on November 14, 2025, 2026, 2027, and 2028, subject to continued service through such dates.

SEC source: 0001127602-24-027523 · form4.xml · derivative · entry 1

Staples Scott · CIK 0001865624 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 175,234

Underlying: Common Stock · 175,234 shares

Expires 2034-11-14

F1 · derivative.exercise_date: The stock options will vest in equal annual installments on November 14, 2025, 2026, 2027 and 2028, subject to continued service through such dates.

SEC source: 0001127602-24-027527 · form4.xml · derivative · entry 2

Jardine Bret T · CIK 0001398537 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,461

Underlying: Common Stock · 5,461 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F3 · derivative.exercise_date: The RSUs will vest in equal annual installments on November 14, 2025, 2026, 2027, and 2028, subject to continued service through such dates.

F3 · derivative.expiration_date: The RSUs will vest in equal annual installments on November 14, 2025, 2026, 2027, and 2028, subject to continued service through such dates.

SEC source: 0001127602-24-027527 · form4.xml · derivative · entry 1

Jardine Bret T · CIK 0001398537 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,683

Underlying: Common Stock · 11,683 shares

Expires 2034-11-14

F1 · derivative.exercise_date: The stock options will vest in equal annual installments on November 14, 2025, 2026, 2027 and 2028, subject to continued service through such dates.

SEC source: 0001127602-24-024133 · form4.xml · derivative · entry 2

Smith Joelle M · CIK 0001927987 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,991

Underlying: Common Stock · 65,991 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F3 · derivative.exercise_date: The RSUs will vest in equal annual installments on September 16, 2025, 2026, 2027 and 2028, subject to continued service through such dates.

F3 · derivative.expiration_date: The RSUs will vest in equal annual installments on September 16, 2025, 2026, 2027 and 2028, subject to continued service through such dates.

SEC source: 0001127602-24-024133 · form4.xml · derivative · entry 1

Smith Joelle M · CIK 0001927987 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 138,428

Underlying: Common Stock · 138,428 shares

Expires 2034-09-16

F1 · derivative.exercise_date: The stock options will vest in equal annual installments on September 16, 2025, 2026, 2027 and 2028, subject to continued service through such dates.

SEC source: 0001127602-24-023140 · form4.xml · derivative · entry 3

GAMSEY DAVID L · CIK 0001113949 · EVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 223,276

Underlying: Common Stock · 224,754 shares

Expires 2031-06-22

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.

F3 · derivative.exercise_date: Represents the exercise of time and performance-based stock options awarded on June 22, 2021. As of January 31, 2024, 260,448 stock options were vested and exercisable. The remaining 187,582 stock options will vest and become exercisable on December 1, 2024.

SEC source: 0001127602-24-023140 · form4.xml · nonDerivative · entry 2

GAMSEY DAVID L · CIK 0001113949 · EVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 604,280

F2 · kind: Represents shares withheld by the Issuer in connection with a net settlement of a stock option exercise. Shares were withheld for the payment of the exercise price as well as withholding taxes.

SEC source: 0001127602-24-023140 · form4.xml · nonDerivative · entry 1

GAMSEY DAVID L · CIK 0001113949 · EVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 785,836

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 shares of common stock acquired under the Employee Stock Purchase Plan of First Advantage Corporation (the "Issuer").

SEC source: 0001127602-24-022706 · form4.xml · nonDerivative · entry 2

Staples Scott · CIK 0001865624 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 149,100

F1 · kind: Represents an estate planning transfer by the Reporting Person.

SEC source: 0001127602-24-022706 · form4.xml · nonDerivative · entry 1

Staples Scott · CIK 0001865624 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,653,436

F1 · kind: Represents an estate planning transfer by the Reporting Person.

F2 · balance_after: Includes shares of common stock acquired under the Employee Stock Purchase Plan of First Advantage Corporation.

SEC source: 0001127602-24-022187 · form4.xml · nonDerivative · entry 1

Jaeger Joseph K. · CIK 0001865850 · President, Americas

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 680,080

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 14, 2023.

F2 · price: Represents the weighted average price for sales of the shares. The shares were sold at prices ranging from $16.850 to $17.180 per share. The reporting person will provide to the Securities and Exchange Commission staff, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price.

SEC source: 0001127602-24-019378 · form4.xml · nonDerivative · entry 1

Clark James Lindsey · CIK 0001792619 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,927

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 14, 2023.

SEC source: 0001127602-24-019144 · form4.xml · derivative · entry 3

Jaeger Joseph K. · CIK 0001865850 · President, Americas

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,918

Underlying: Common Stock · 5,000 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 (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F3 · derivative.exercise_date: Includes an initial grant of 25,000 RSUs that vest in equal annual installments over five years, subject to continued service through such dates, with the first vesting on June 23, 2022 and a portion of an aggregate initial grant of 25,000 RSUs subject to performance and time-based vesting criteria, where such performance-based conditions (the occurrence of a "Realization Event" as defined in the award agreement) have been satisfied as of the date of grant. The remainder of such performance-based RSUs will, subject to the occurrence of a Realization Event, vest on the same schedule noted above. Alternatively, these performance-based RSUs will vest into the following number of shares of common stock, based solely on time, as follows, subject to continued service through such date: 3,983 shares on June 23, 2025, 7,967 shares on June 23, 2026, and 7,968 shares on June 23, 2027, while preserving the eligibility to vest earlier upon a future Realization Event.

F3 · derivative.expiration_date: Includes an initial grant of 25,000 RSUs that vest in equal annual installments over five years, subject to continued service through such dates, with the first vesting on June 23, 2022 and a portion of an aggregate initial grant of 25,000 RSUs subject to performance and time-based vesting criteria, where such performance-based conditions (the occurrence of a "Realization Event" as defined in the award agreement) have been satisfied as of the date of grant. The remainder of such performance-based RSUs will, subject to the occurrence of a Realization Event, vest on the same schedule noted above. Alternatively, these performance-based RSUs will vest into the following number of shares of common stock, based solely on time, as follows, subject to continued service through such date: 3,983 shares on June 23, 2025, 7,967 shares on June 23, 2026, and 7,968 shares on June 23, 2027, while preserving the eligibility to vest earlier upon a future Realization Event.

SEC source: 0001127602-24-019144 · form4.xml · nonDerivative · entry 2

Jaeger Joseph K. · CIK 0001865850 · President, Americas

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 690,080

F2 · kind: Represents shares withheld in connection with the vesting of RSUs to cover tax withholding obligations.

SEC source: 0001127602-24-019144 · form4.xml · nonDerivative · entry 1

Jaeger Joseph K. · CIK 0001865850 · President, Americas

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 691,298

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 · price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

SEC source: 0001127602-24-018359 · form4.xml · nonDerivative · entry 2

Clark James Lindsey · CIK 0001792619 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 45,027

F2 · kind: Shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 14, 2023.

SEC source: 0001127602-24-018354 · form4.xml · nonDerivative · entry 1

Price Bridgett R · CIK 0001933098 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,252

F1 · kind: Represents a grant of restricted stock units which will vest on the first anniversary of the date of grant, or, if earlier, the date which is the business day immediately preceding the date of the annual meeting of the Company's stockholders in 2025, subject to the director's continued service through the vesting date.

SEC source: 0001127602-24-018356 · form4.xml · nonDerivative · entry 1

Bell Susan R. · CIK 0001839981 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,630

F1 · kind: Represents a grant of restricted stock units which will vest on the first anniversary of the date of grant, or, if earlier, the date which is the business day immediately preceding the date of the annual meeting of the Company's stockholders in 2025, subject to the director's continued service through the vesting date.

SEC source: 0001127602-24-018359 · form4.xml · nonDerivative · entry 1

Clark James Lindsey · CIK 0001792619 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 50,630

F1 · kind: Represents a grant of restricted stock units which will vest on the first anniversary of the date of grant, or, if earlier, the date which is the business day immediately preceding the date of the annual meeting of the Company's stockholders in 2025, subject to the director's continued service through the vesting date.

SEC source: 0001127602-24-018350 · form4.xml · nonDerivative · entry 1

Sim Judith · CIK 0001646293 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,630

F1 · kind: Represents a grant of restricted stock units which will vest on the first anniversary of the date of grant, or, if earlier, the date which is the business day immediately preceding the date of the annual meeting of the Company's stockholders in 2025, subject to the director's continued service through the vesting date.

SEC source: 0001127602-24-015454 · form4.xml · nonDerivative · entry 2

Jaeger Joseph K. · CIK 0001865850 · President, Americas

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 686,298

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 14, 2023.

F3 · price: Represents the weighted average price for sales of the shares. The shares were sold at prices ranging from $16.000 to $16.150 per share, inclusive of brokerage fees. The reporting person will provide to the Securities and Exchange Commission staff, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price.

SEC source: 0001127602-24-015454 · form4.xml · nonDerivative · entry 1

Jaeger Joseph K. · CIK 0001865850 · President, Americas

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 688,967

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 14, 2023.

F2 · price: Represents the weighted average price for sales of the shares. The shares were sold at prices ranging from $16.000 to $16.350 per share, inclusive of brokerage fees. The reporting person will provide to the Securities and Exchange Commission staff, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price.

SEC source: 0001127602-24-015260 · form4.xml · derivative · entry 3

Smith Joelle M · CIK 0001927987 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,810

Underlying: Common Stock · 24,905 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 (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F3 · derivative.exercise_date: Represents RSUs originally granted on May 12, 2022, which vest in four equal annual installments, beginning on May 11, 2023, subject to continued service through such dates.

F3 · derivative.expiration_date: Represents RSUs originally granted on May 12, 2022, which vest in four equal annual installments, beginning on May 11, 2023, subject to continued service through such dates.

SEC source: 0001127602-24-015260 · form4.xml · nonDerivative · entry 2

Smith Joelle M · CIK 0001927987 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,727

F2 · kind: Represents shares withheld in connection with the vesting of RSUs to cover tax withholding obligations.

SEC source: 0001127602-24-015260 · form4.xml · nonDerivative · entry 1

Smith Joelle M · CIK 0001927987 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,574

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 · price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

SEC source: 0001127602-24-015256 · form4.xml · derivative · entry 3

Jardine Bret T · CIK 0001398537 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,928

Underlying: Common Stock · 975 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 (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F4 · derivative.exercise_date: Represents RSUs originally granted on May 11, 2023, which vest in four equal annual installments, beginning on May 11, 2024, subject to continued service through such dates.

F4 · derivative.expiration_date: Represents RSUs originally granted on May 11, 2023, which vest in four equal annual installments, beginning on May 11, 2024, subject to continued service through such dates.

SEC source: 0001127602-24-015256 · form4.xml · nonDerivative · entry 2

Jardine Bret T · CIK 0001398537 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,390

F3 · kind: Represents shares withheld in connection with the vesting of RSUs to cover tax withholding obligations.

SEC source: 0001127602-24-015256 · form4.xml · nonDerivative · entry 1

Jardine Bret T · CIK 0001398537 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,680

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 · price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F2 · balance_after: Includes shares acquired under the Employee Stock Purchase Plan of First Advantage Corporation.

SEC source: 0001127602-24-008799 · form4.xml · derivative · entry 2

Marks Steven Irwin · CIK 0001914948 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,222

Underlying: Common Stock · 17,222 shares

Expires 2034-03-04

F3 · derivative.exercise_date: Represents stock options originally granted on March 4, 2024, which vest in four equal installments, beginning on February 28, 2025, subject to continued service through such dates.

SEC source: 0001127602-24-008799 · form4.xml · derivative · entry 1

Marks Steven Irwin · CIK 0001914948 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,913

Underlying: Common Stock · 8,913 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F2 · derivative.exercise_date: Represents RSUs originally granted on March 4, 2024, which vest in four equal installments, beginning on February 28, 2025, subject to continued service through such dates.

F2 · derivative.expiration_date: Represents RSUs originally granted on March 4, 2024, which vest in four equal installments, beginning on February 28, 2025, subject to continued service through such dates.

SEC source: 0001127602-24-008796 · form4.xml · derivative · entry 2

Jardine Bret T · CIK 0001398537 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,176

Underlying: Common Stock · 7,176 shares

Expires 2034-03-04

F3 · derivative.exercise_date: Represents stock options originally granted on March 4, 2024, which vest in four equal installments, beginning on March 4, 2025, subject to continued service through such dates.

SEC source: 0001127602-24-008796 · form4.xml · derivative · entry 1

Jardine Bret T · CIK 0001398537 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,714

Underlying: Common Stock · 3,714 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F2 · derivative.exercise_date: Represents RSUs originally granted on March 4, 2024, which vest in four equal installments, beginning on March 4, 2025, subject to continued service through such dates.

F2 · derivative.expiration_date: Represents RSUs originally granted on March 4, 2024, which vest in four equal installments, beginning on March 4, 2025, subject to continued service through such dates.

SEC source: 0001127602-24-007822 · form4.xml · derivative · entry 5

Marks Steven Irwin · CIK 0001914948 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,089

Underlying: Common Stock · 1,363 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 (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F5 · derivative.exercise_date: Represents RSUs originally granted on March 1, 2023, which vest in four equal installments, beginning on February 28, 2024, subject to continued service through such dates.

F5 · derivative.expiration_date: Represents RSUs originally granted on March 1, 2023, which vest in four equal installments, beginning on February 28, 2024, subject to continued service through such dates.

SEC source: 0001127602-24-007822 · form4.xml · derivative · entry 4

Marks Steven Irwin · CIK 0001914948 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,291

Underlying: Common Stock · 1,146 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 (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F4 · derivative.exercise_date: Represents RSUs originally granted on March 16, 2022, which vest in four equal installments, beginning on February 28, 2023, subject to continued service through such dates.

F4 · derivative.expiration_date: Represents RSUs originally granted on March 16, 2022, which vest in four equal installments, beginning on February 28, 2023, subject to continued service through such dates.

SEC source: 0001127602-24-007822 · form4.xml · nonDerivative · entry 3

Marks Steven Irwin · CIK 0001914948 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,558

F3 · kind: Represents shares withheld in connection with the vesting of RSUs to cover tax withholding obligations.

SEC source: 0001127602-24-007822 · form4.xml · nonDerivative · entry 2

Marks Steven Irwin · CIK 0001914948 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,440

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 · price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

SEC source: 0001127602-24-007822 · form4.xml · nonDerivative · entry 1

Marks Steven Irwin · CIK 0001914948 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,077

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 · price: Each restricted stock unit (RSU) represents a contingent right to receive one share of common stock. The RSUs will be settled in either common stock or cash (or a combination thereof).

F2 · balance_after: Includes shares acquired under the Employee Stock Purchase Plan of First Advantage Corporation.

SEC source: 0001127602-24-005085 · form4.xml · nonDerivative · entry 1

Jaeger Joseph K. · CIK 0001865850 · President, Americas

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 696,298

F1 · kind: Shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 14, 2023.

F2 · price: Represents the weighted average price for sales of the shares. The shares were sold at prices ranging from $16.690 to $17.070 per share, inclusive of brokerage fees. The reporting person will provide to the Securities and Exchange Commission staff, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price.

SEC source: 0000899243-23-019185 · doc4.xml · nonDerivative · entry 2

Silver Lake Group, L.L.C. · CIK 0001418226 · Director · 10% owner

Osnoss Joseph · CIK 0001603955 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Held through Silver Lake Group, L.L.C.

Disclosed balance after: 0

F6 · kind: Represents a distribution by SLG of shares of Common Stock to certain of its members as an in-kind distribution. Investment funds affiliated with SLG which hold securities of the Issuer are not distributing any securities of the Issuer at this time.

F6 · price: Represents a distribution by SLG of shares of Common Stock to certain of its members as an in-kind distribution. Investment funds affiliated with SLG which hold securities of the Issuer are not distributing any securities of the Issuer at this time.

F1 · ownership.nature: These securities are directly owned by Silver Lake Group, L.L.C. ("SLG"). Such securities were received in a prior in-kind distribution from certain affiliates of SLG. The sale described herein is being made solely by SLG. Investment funds affiliated with SLG which hold securities of the Issuer are not selling any securities of the Issuer at this time.

F2 · ownership.nature: Represents securities held by SLP Fastball Aggregator, L.P. ("SLP Fastball"). SLP V Aggregator GP, L.L.C. ("SLP V GP") is the general partner of SLP Fastball. Silver Lake Technology Associates V, L.P. ("SLTA V") is the managing member of SLP V GP. SLTA V (GP), L.L.C. ("SLTA V GP") is the general partner of SLTA V. SLG is the managing member of SLTA V GP. Mr. Joseph Osnoss serves as a member of the board of directors of the Issuer and is a Managing Member of SLG. Each of SLP Fastball, SLP V GP, SLTA V, SLTA V GP and SLG may be deemed to be a director by deputization of the Issuer.

SEC source: 0000899243-23-019185 · doc4.xml · nonDerivative · entry 1

Silver Lake Group, L.L.C. · CIK 0001418226 · Director · 10% owner

Osnoss Joseph · CIK 0001603955 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Held through Silver Lake Group, L.L.C.

Disclosed balance after: 153,329

F1 · kind: These securities are directly owned by Silver Lake Group, L.L.C. ("SLG"). Such securities were received in a prior in-kind distribution from certain affiliates of SLG. The sale described herein is being made solely by SLG. Investment funds affiliated with SLG which hold securities of the Issuer are not selling any securities of the Issuer at this time.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $14.14 to $14.6645, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes to this Form 4.

F1 · ownership.nature: These securities are directly owned by Silver Lake Group, L.L.C. ("SLG"). Such securities were received in a prior in-kind distribution from certain affiliates of SLG. The sale described herein is being made solely by SLG. Investment funds affiliated with SLG which hold securities of the Issuer are not selling any securities of the Issuer at this time.

F2 · ownership.nature: Represents securities held by SLP Fastball Aggregator, L.P. ("SLP Fastball"). SLP V Aggregator GP, L.L.C. ("SLP V GP") is the general partner of SLP Fastball. Silver Lake Technology Associates V, L.P. ("SLTA V") is the managing member of SLP V GP. SLTA V (GP), L.L.C. ("SLTA V GP") is the general partner of SLTA V. SLG is the managing member of SLTA V GP. Mr. Joseph Osnoss serves as a member of the board of directors of the Issuer and is a Managing Member of SLG. Each of SLP Fastball, SLP V GP, SLTA V, SLTA V GP and SLG may be deemed to be a director by deputization of the Issuer.