NSP

SEC source: 0001127602-24-008220 · form4.xml · nonDerivative · entry 2

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 533,859

F1 · kind: Payment of tax liability by withholding securities incident to the settlement of the three-year performance period awards that were granted under the Long-Term Incentive Plan, following the recent final certification of the achievement of the performance conditions by the Compensation Committee.

SEC source: 0001127602-24-008214 · form4.xml · nonDerivative · entry 3

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,551

F3 · kind: The number of shares represents the cash value of dividend rights that were settled in shares of Insperity, Inc. common stock based on the fair market value of the common stock on the trading day immediately preceding the settlement date.

SEC source: 0001127602-24-008214 · form4.xml · nonDerivative · entry 2

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,660

F2 · kind: Payment of tax liability by withholding securities incident to the settlement of the three-year performance period awards that were granted under the Long-Term Incentive Plan, following the recent final certification of the achievement of the performance conditions by the Compensation Committee.

SEC source: 0001127602-24-008209 · form4.xml · nonDerivative · entry 2

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,218

F2 · kind: The number of shares represents the cash value of dividend rights that were settled in shares of Insperity, Inc. common stock based on the fair market value of the common stock on the trading day immediately preceding the settlement date.

SEC source: 0001127602-24-008209 · form4.xml · nonDerivative · entry 1

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,769

F1 · kind: Payment of tax liability by withholding securities incident to the settlement of the three-year performance period awards that were granted under the Long-Term Incentive Plan, following the recent final certification of the achievement of the performance conditions by the Compensation Committee.

SEC source: 0001127602-24-007960 · form4.xml · nonDerivative · entry 3

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,217

F3 · kind: Award of restricted stock units pursuant to the Insperity, Inc. Incentive Plan, as amended and restated. Units vest in annual increments of one-third beginning on the first anniversary of the award. Each restricted stock unit represents a right to receive one share of Common Stock upon vesting.

SEC source: 0001127602-24-007960 · form4.xml · nonDerivative · entry 2

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,692

F2 · kind: The number of shares represents the cash value of dividend rights that were settled in shares of common stock of Insperity, Inc. ("Common Stock") based on the fair market value of the Common Stock on the dividend payable dates. Fractional amounts have been rounded to the nearest whole number.

SEC source: 0001127602-24-007960 · form4.xml · nonDerivative · entry 1

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,272

F1 · kind: Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit award.

SEC source: 0001127602-24-007959 · form4.xml · nonDerivative · entry 3

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,610

F3 · kind: Award of restricted stock units pursuant to the Insperity, Inc. Incentive Plan, as amended and restated. Units vest in annual increments of one-third beginning on the first anniversary of the award. Each restricted stock unit represents a right to receive one share of Common Stock upon vesting.

SEC source: 0001127602-24-007959 · form4.xml · nonDerivative · entry 2

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,575

F2 · kind: The number of shares represents the cash value of dividend rights that were settled in shares of common stock of Insperity, Inc. ("Common Stock") based on the fair market value of the Common Stock on the dividend payable dates. Fractional amounts have been rounded to the nearest whole number.

SEC source: 0001127602-24-007959 · form4.xml · nonDerivative · entry 1

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,312

F1 · kind: Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit award.

SEC source: 0001127602-24-007958 · form4.xml · nonDerivative · entry 3

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 552,145

F3 · kind: Award of restricted stock units pursuant to the Insperity, Inc. Incentive Plan, as amended and restated. Units vest in annual increments of one-third beginning on the first anniversary of the award. Each restricted stock unit represents a right to receive one share of Common Stock upon vesting.

SEC source: 0001127602-24-007958 · form4.xml · nonDerivative · entry 2

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 528,590

F2 · kind: The number of shares represents the cash value of dividend rights that were settled in shares of common stock of Insperity, Inc. ("Common Stock") based on the fair market value of the Common Stock on the dividend payable dates. Fractional amounts have been rounded to the nearest whole number.

SEC source: 0001127602-24-007958 · form4.xml · nonDerivative · entry 1

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 527,613

F1 · kind: Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit award.

SEC source: 0001127602-24-007957 · form4.xml · nonDerivative · entry 3

SHARP DOUGLAS S · CIK 0001198988 · EVP Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,902

F3 · kind: Award of restricted stock units pursuant to the Insperity, Inc. Incentive Plan, as amended and restated. Units vest in annual increments of one-third beginning on the first anniversary of the award. Each restricted stock unit represents a right to receive one share of Common Stock upon vesting.

SEC source: 0001127602-24-007957 · form4.xml · nonDerivative · entry 2

SHARP DOUGLAS S · CIK 0001198988 · EVP Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,127

F2 · kind: The number of shares represents the cash value of dividend rights that were settled in shares of common stock of Insperity, Inc. ("Common Stock") based on the fair market value of the Common Stock on the dividend payable dates. Fractional amounts have been rounded to the nearest whole number.

SEC source: 0001127602-24-007957 · form4.xml · nonDerivative · entry 1

SHARP DOUGLAS S · CIK 0001198988 · EVP Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,782

F1 · kind: Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit award.

SEC source: 0002007014-24-000003 · primary_doc.xml · nonDerivative · entry 3

Callens Christian P · CIK 0002007014 · SVP Legal, Gen Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,791

F3 · kind: Award of restricted stock units pursuant to the Insperity, Inc. Incentive Plan, as amended and restated. Units vest in annual increments of one-third beginning on the first anniversary of the award. Each restricted stock unit represents a right to receive one share of Common Stock upon vesting.

SEC source: 0002007014-24-000003 · primary_doc.xml · nonDerivative · entry 2

Callens Christian P · CIK 0002007014 · SVP Legal, Gen Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,131

F2 · kind: The number of shares represents the cash value of dividend rights that were settled in shares of common stock of Insperity, Inc. ("Common Stock") based on the fair market value of the Common Stock on the dividend payable dates. Fractional amounts have been rounded to the nearest whole number.

SEC source: 0002007014-24-000003 · primary_doc.xml · nonDerivative · entry 1

Callens Christian P · CIK 0002007014 · SVP Legal, Gen Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,057

F1 · kind: Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit award.

SEC source: 0001127602-24-006361 · form4.xml · derivative · entry 5

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,853

Underlying: Common Stock · 44,876 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.

F3 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F1 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these three-year performance period awards granted in 2021. These shares of Insperity, Inc. common stock ("Common Stock") will be settled as soon as practicable.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F5 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F5 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006361 · form4.xml · derivative · entry 4

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,729

Underlying: Common Stock · 4,175 shares

Expires not disclosed

F3 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F6 · date: These three-year performance period awards were granted in 2023. The Compensation Committee certified the achievement of the performance conditions related to 2023 performance on this date.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F5 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F5 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006361 · form4.xml · derivative · entry 3

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,554

Underlying: Common Stock · 14,100 shares

Expires not disclosed

F3 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F4 · date: These three-year performance period awards were granted in 2021. The Compensation Committee certified the achievement of the relative total shareholder return performance of Insperity's Common Stock against the performance of Insperity's 2021 compensation peer group of companies on this date. No further performance periods remain for this grant.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F5 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F5 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006361 · form4.xml · nonDerivative · entry 1

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 534,526

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 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these three-year performance period awards granted in 2021. These shares of Insperity, Inc. common stock ("Common Stock") will be settled as soon as practicable.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

SEC source: 0001127602-24-006355 · form4.xml · derivative · entry 4

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,841

Underlying: Common Stock · 5,623 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.

F3 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F1 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these three-year performance period awards granted in 2021. These shares of Insperity, Inc. common stock ("Common Stock") will be settled as soon as practicable.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F5 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F5 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006355 · form4.xml · derivative · entry 3

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,464

Underlying: Common Stock · 463 shares

Expires not disclosed

F3 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F6 · date: These three-year performance period awards were granted in 2023. The Compensation Committee certified the achievement of the performance conditions related to 2023 performance on this date.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F5 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F5 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006355 · form4.xml · derivative · entry 2

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,001

Underlying: Common Stock · 1,767 shares

Expires not disclosed

F3 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F4 · date: These three-year performance period awards were granted in 2021. The Compensation Committee certified the achievement of the relative total shareholder return performance of Insperity's Common Stock against the performance of Insperity's 2021 compensation peer group of companies on this date. No further performance periods remain for this grant.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F5 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F5 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006355 · form4.xml · nonDerivative · entry 1

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,693

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 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these three-year performance period awards granted in 2021. These shares of Insperity, Inc. common stock ("Common Stock") will be settled as soon as practicable.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

SEC source: 0001127602-24-006352 · form4.xml · derivative · entry 4

SHARP DOUGLAS S · CIK 0001198988 · EVP Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,730

Underlying: Common Stock · 7,396 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.

F3 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F1 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these three-year performance period awards granted in 2021. These shares of Insperity, Inc. common stock ("Common Stock") will be settled as soon as practicable.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F5 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F5 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006352 · form4.xml · derivative · entry 3

SHARP DOUGLAS S · CIK 0001198988 · EVP Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,126

Underlying: Common Stock · 602 shares

Expires not disclosed

F3 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F6 · date: These three-year performance period awards were granted in 2023. The Compensation Committee certified the achievement of the performance conditions related to 2023 performance on this date.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F5 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F5 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006352 · form4.xml · derivative · entry 2

SHARP DOUGLAS S · CIK 0001198988 · EVP Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,524

Underlying: Common Stock · 2,324 shares

Expires not disclosed

F3 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F4 · date: These three-year performance period awards were granted in 2021. The Compensation Committee certified the achievement of the relative total shareholder return performance of Insperity's Common Stock against the performance of Insperity's 2021 compensation peer group of companies on this date. No further performance periods remain for this grant.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F5 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F5 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006352 · form4.xml · nonDerivative · entry 1

SHARP DOUGLAS S · CIK 0001198988 · EVP Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,411

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 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these three-year performance period awards granted in 2021. These shares of Insperity, Inc. common stock ("Common Stock") will be settled as soon as practicable.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

SEC source: 0001127602-24-006347 · form4.xml · derivative · entry 5

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,687

Underlying: Common Stock · 11,182 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 phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F1 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these three-year performance period awards granted in 2021. These shares of Insperity, Inc. common stock ("Common Stock") will be settled as soon as practicable.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F6 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F6 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006347 · form4.xml · derivative · entry 4

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,869

Underlying: Common Stock · 961 shares

Expires not disclosed

F4 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F7 · date: These three-year performance period awards were granted in 2023. The Compensation Committee certified the achievement of the performance conditions related to 2023 performance on this date.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F6 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F6 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006347 · form4.xml · derivative · entry 3

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,908

Underlying: Common Stock · 3,513 shares

Expires not disclosed

F4 · derivative.exercise_price: Each phantom stock performance unit represents a contingent right to receive one share of Common Stock pursuant to the terms of the Long-Term Incentive Program (the "LTIP") awards issued under the Insperity, Inc. 2012 Incentive Plan based on a three-year performance period award cycle.

F5 · date: These three-year performance period awards were granted in 2021. The Compensation Committee certified the achievement of the relative total shareholder return performance of Insperity's Common Stock against the performance of Insperity's 2021 compensation peer group of companies on this date. No further performance periods remain for this grant.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

F6 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

F6 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period following certification in accordance with the LTIP of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-24-006347 · form4.xml · nonDerivative · entry 1

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,256

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 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these three-year performance period awards granted in 2021. These shares of Insperity, Inc. common stock ("Common Stock") will be settled as soon as practicable.

F2 · shares: The number of shares does not include additional shares related to the cash value of dividend rights that will be settled in shares of Common Stock. The value of these dividend rights will be based on the fair market value of the Common Stock on the trading day immediately preceding the final settlement date following the certification of the final performance conditions.

SEC source: 0001127602-23-029856 · form4.xml · nonDerivative · entry 2

MASTERSON ELLEN H · CIK 0001045311 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By spouse

Disclosed balance after: 0

SEC source: 0001127602-23-029860 · form4.xml · nonDerivative · entry 1

RAWSON RICHARD G · CIK 0001055610 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Self, as General Partner of POM Services, LLC, which is the General Partner of RDKB Rawson, LP

Disclosed balance after: 84,643

SEC source: 0001127602-23-029426 · form4.xml · nonDerivative · entry 1

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,074

F1 · price: Weighted average price. Actual prices ranged from $117.00 to $117.30. Full information regarding the number of shares sold at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001127602-23-028345 · form4.xml · nonDerivative · entry 4

RAWSON RICHARD G · CIK 0001055610 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,925

F1 · price: Weighted average price. Actual prices ranged from $114.30 to $114.40. Full information regarding the number of shares sold at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001127602-23-028347 · form4.xml · nonDerivative · entry 3

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 489,650

F2 · price: Weighted average price. Actual prices ranged from $114.01 to $114.26. Full information regarding the number of shares sold at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001127602-23-028347 · form4.xml · nonDerivative · entry 2

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 490,855

F1 · price: Weighted average price. Actual prices ranged from $113.01 to $114.00 Full information regarding the number of shares sold at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001127602-23-028185 · form4.xml · nonDerivative · entry 1

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,574

F1 · price: Weighted average price. Actual prices ranged from $113.00 to $113.93. Full information regarding the number of shares sold at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001127602-23-028138 · form4.xml · nonDerivative · entry 2

Herink Daniel D · CIK 0001398237 · EVP Legal, Gen Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,599

F2 · price: Weighted average price. Actual prices ranged from $112.18 to $112.43. Full information regarding the number of shares sold at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001127602-23-028138 · form4.xml · nonDerivative · entry 1

Herink Daniel D · CIK 0001398237 · EVP Legal, Gen Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,609

F1 · price: Weighted average price. Actual prices ranged from $111.17 to $112.14. Full information regarding the number of shares sold at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001127602-23-027595 · form4.xml · nonDerivative · entry 2

SARVADI PAUL J · CIK 0001032399 · Director · Chairman of the Board & CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · By Self, As General Partner of Our Ship Limited Partnership, Ltd.

Disclosed balance after: 910,612

F1 · shares: Represents a gift of shares to a charitable organization.

SEC source: 0001127602-23-027591 · form4.xml · nonDerivative · entry 5

RAWSON RICHARD G · CIK 0001055610 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Self, as General Partner of POM Services, LLC, which is the General Partner of R&D Rawson, LP

Disclosed balance after: 84,216

F2 · price: Weighted average price. Actual prices ranged from $110.59 to $110.77. Full information regarding the number of shares sold at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001127602-23-027591 · form4.xml · nonDerivative · entry 1

RAWSON RICHARD G · CIK 0001055610 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Self, as General Partner of POM Services, LLC, which is the General Partner of RDKB Rawson, LP

Disclosed balance after: 89,643

F1 · price: Weighted average price. Actual prices ranged from $110.14 to $110.38. Full information regarding the number of shares sold at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001127602-23-027367 · form4.xml · nonDerivative · entry 2

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,070

SEC source: 0001127602-23-027367 · form4.xml · nonDerivative · entry 1

ALLISON JAMES D · CIK 0001740766 · EVP, Comp Benefits Solns & CPO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,570

F1 · shares: Represents a gift of shares to a charitable organization.