NSP

SEC source: 0001000753-26-000094 · form4.xml · nonDerivative · entry 2

Duffy Sean Patrick · CIK 0002041810 · SVP, Finance & Accounting(PAO)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,125

F2 · kind: The number of shares represents the 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: 0001000753-26-000094 · form4.xml · nonDerivative · entry 1

Duffy Sean Patrick · CIK 0002041810 · SVP, Finance & Accounting(PAO)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,938

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

SEC source: 0001000753-26-000092 · form4.xml · nonDerivative · entry 1

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: 797,912

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

SEC source: 0001000753-26-000090 · form4.xml · nonDerivative · entry 1

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: 805,412

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

F2 · balance_after: Reflects 270,500 shares previously held indirectly by Our Ship Limited Partnership, Ltd. and are now owned directly.

SEC source: 0001000753-26-000078 · form4.xml · nonDerivative · entry 1

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: 1,105,912

F1 · price: Weighted average price. Actual prices ranged from $33.51 to $34.45. 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: 0001000753-26-000074 · form4.xml · nonDerivative · entry 1

WILMINGTON PHILIP W · CIK 0001232413 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,712

F1 · kind: Annual award of restricted stock units pursuant to the Insperity, Inc. Directors Compensation Plan, as amended and restated effective January 1, 2025, and as subsequently amended. Units vest on the earlier of the first anniversary of the award or the date of the next annual meeting of the Company's stockholders which is at least fifty weeks after the immediately preceding year's annual meeting of the Company's stockholders. Each restricted stock unit represents a right to receive one share of Insperity, Inc. common stock upon vesting.

SEC source: 0001000753-26-000072 · form4.xml · nonDerivative · entry 1

Ramchand Latha · CIK 0001795765 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,321

F1 · kind: Annual award of restricted stock units pursuant to the Insperity, Inc. Directors Compensation Plan, as amended and restated effective January 1, 2025, and as subsequently amended. Units vest on the earlier of the first anniversary of the award or the date of the next annual meeting of the Company's stockholders which is at least fifty weeks after the immediately preceding year's annual meeting of the Company's stockholders. Each restricted stock unit represents a right to receive one share of Insperity, Inc. common stock upon vesting.

SEC source: 0001000753-26-000070 · form4.xml · nonDerivative · entry 1

MORPHY JOHN M · CIK 0001229144 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,512

F1 · kind: Annual award of restricted stock units pursuant to the Insperity, Inc. Directors Compensation Plan, as amended and restated effective January 1, 2025, and as subsequently amended. Units vest on the earlier of the first anniversary of the award or the date of the next annual meeting of the Company's stockholders which is at least fifty weeks after the immediately preceding year's annual meeting of the Company's stockholders. Each restricted stock unit represents a right to receive one share of Insperity, Inc. common stock upon vesting.

SEC source: 0001000753-26-000065 · form4.xml · nonDerivative · entry 1

Mehl Randall · CIK 0001694310 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,908

F1 · kind: Annual award of restricted stock units pursuant to the Insperity, Inc. Directors Compensation Plan, as amended and restated effective January 1, 2025, and as subsequently amended. Units vest on the earlier of the first anniversary of the award or the date of the next annual meeting of the Company's stockholders which is at least fifty weeks after the immediately preceding year's annual meeting of the Company's stockholders. Each restricted stock unit represents a right to receive one share of Insperity, Inc. common stock upon vesting.

SEC source: 0001000753-26-000067 · form4.xml · nonDerivative · entry 1

MASTERSON ELLEN H · CIK 0001045311 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,181

F1 · kind: Annual award of restricted stock units pursuant to the Insperity, Inc. Directors Compensation Plan, as amended and restated effective January 1, 2025, and as subsequently amended. Units vest on the earlier of the first anniversary of the award or the date of the next annual meeting of the Company's stockholders which is at least fifty weeks after the immediately preceding year's annual meeting of the Company's stockholders. Each restricted stock unit represents a right to receive one share of Insperity, Inc. common stock upon vesting.

SEC source: 0001000753-26-000055 · form4.xml · nonDerivative · entry 1

RAWSON RICHARD G · CIK 0001055610 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,622

F1 · kind: Annual award of restricted stock units pursuant to the Insperity, Inc. Directors Compensation Plan, as amended and restated effective January 1, 2025, and as subsequently amended. Units vest on the earlier of the first anniversary of the award or the date of the next annual meeting of the Company's stockholders which is at least fifty weeks after the immediately preceding year's annual meeting of the Company's stockholders. Each restricted stock unit represents a right to receive one share of Insperity, Inc. common stock upon vesting.

SEC source: 0001000753-26-000063 · form4.xml · nonDerivative · entry 1

Lumelleau John L · CIK 0001795666 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,321

F1 · kind: Annual award of restricted stock units pursuant to the Insperity, Inc. Directors Compensation Plan, as amended and restated effective January 1, 2025, and as subsequently amended. Units vest on the earlier of the first anniversary of the award or the date of the next annual meeting of the Company's stockholders which is at least fifty weeks after the immediately preceding year's annual meeting of the Company's stockholders. Each restricted stock unit represents a right to receive one share of Insperity, Inc. common stock upon vesting.

SEC source: 0001000753-26-000061 · form4.xml · nonDerivative · entry 1

KAUFMAN CAROL R · CIK 0001181958 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,268

F1 · kind: Annual award of restricted stock units pursuant to the Insperity, Inc. Directors Compensation Plan, as amended and restated effective January 1, 2025, and as subsequently amended. Units vest on the earlier of the first anniversary of the award or the date of the next annual meeting of the Company's stockholders which is at least fifty weeks after the immediately preceding year's annual meeting of the Company's stockholders. Each restricted stock unit represents a right to receive one share of Insperity, Inc. common stock upon vesting.

SEC source: 0001000753-26-000059 · form4.xml · nonDerivative · entry 1

JONES ELI · CIK 0001285005 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,048

F1 · kind: Annual award of restricted stock units pursuant to the Insperity, Inc. Directors Compensation Plan, as amended and restated effective January 1, 2025, and as subsequently amended. Units vest on the earlier of the first anniversary of the award or the date of the next annual meeting of the Company's stockholders which is at least fifty weeks after the immediately preceding year's annual meeting of the Company's stockholders. Each restricted stock unit represents a right to receive one share of Insperity, Inc. common stock upon vesting.

SEC source: 0001000753-26-000057 · form4.xml · nonDerivative · entry 1

CLIFFORD TIM · CIK 0001590858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,113

F1 · kind: Annual award of restricted stock units pursuant to the Insperity, Inc. Directors Compensation Plan, as amended and restated effective January 1, 2025, and as subsequently amended. Units vest on the earlier of the first anniversary of the award or the date of the next annual meeting of the Company's stockholders which is at least fifty weeks after the immediately preceding year's annual meeting of the Company's stockholders. Each restricted stock unit represents a right to receive one share of Insperity, Inc. common stock upon vesting.

SEC source: 0001000753-26-000053 · 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: 699,670

SEC source: 0001000753-26-000053 · 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: 699,270

F3 · price: Weighted average price. Actual prices ranged from $28.98 to $29.80. 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: 0001000753-26-000053 · 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: 649,727

F1 · price: Weighted average price. Actual prices ranged from $27.97 to $28.95. 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.

F2 · balance_after: Includes 125,000 shares previously held indirectly by Our Ship Limited Partnership, Ltd. and are now owned directly.

SEC source: 0001000753-26-000037 · form4.xml · nonDerivative · entry 5

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: 997,912

F5 · price: Weighted average price. Actual prices ranged from $23.84 to $23.99. Full information regarding the number of shares purchased at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001000753-26-000037 · form4.xml · nonDerivative · entry 4

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: 995,903

F4 · price: Weighted average price. Actual prices ranged from $22.84 to $23.82. Full information regarding the number of shares purchased at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001000753-26-000037 · form4.xml · nonDerivative · entry 3

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: 972,912

F3 · price: Weighted average price. Actual prices ranged from $23.00 to $23.63. Full information regarding the number of shares purchased at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001000753-26-000037 · 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: 474,670

F2 · price: Weighted average price. Actual prices ranged from $22.96 to $23.00. Full information regarding the number of shares purchased at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001000753-26-000037 · 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: 472,670

F1 · price: Weighted average price. Actual prices ranged from $21.91 to $22.85. Full information regarding the number of shares purchased at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001000753-26-000035 · form4.xml · nonDerivative · entry 1

MASTERSON ELLEN H · CIK 0001045311 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,980

SEC source: 0001000753-26-000034 · form4.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: 29,600

SEC source: 0001000753-26-000033 · form4.xml · nonDerivative · entry 1

ALLISON JAMES D · CIK 0001740766 · EVP, Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,272

F1 · price: Weighted average price. Actual prices ranged from $20.15 to $20.60. Full information regarding the number of shares purchased at each separate price will be provided upon request to the SEC's staff, Insperity, Inc. or its stockholders.

SEC source: 0001000753-26-000029 · form4.xml · nonDerivative · entry 5

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 457,683

F5 · 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: 0001000753-26-000029 · form4.xml · nonDerivative · entry 4

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 459,740

F4 · kind: The number of shares represents the cash value of dividend rights that were settled in shares of Common Stock based on the fair market value of the Common Stock on the trading day immediately preceding the settlement date.

SEC source: 0001000753-26-000023 · form4.xml · nonDerivative · entry 5

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,836

F5 · 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: 0001000753-26-000023 · form4.xml · nonDerivative · entry 4

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,118

F4 · kind: The number of shares represents the cash value of dividend rights that were settled in shares of Common Stock based on the fair market value of the Common Stock on the trading day immediately preceding the settlement date.

SEC source: 0001000753-26-000021 · form4.xml · nonDerivative · entry 5

ALLISON JAMES D · CIK 0001740766 · EVP, Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,272

F5 · 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: 0001000753-26-000021 · form4.xml · nonDerivative · entry 4

ALLISON JAMES D · CIK 0001740766 · EVP, Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,423

F4 · kind: The number of shares represents the cash value of dividend rights that were settled in shares of Common Stock based on the fair market value of the Common Stock on the trading day immediately preceding the settlement date.

SEC source: 0001000753-26-000029 · 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: 458,356

F3 · kind: The number of shares represents the dividend rights that were settled in shares of 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: 0001000753-26-000029 · 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: 456,796

F2 · kind: Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit awards.

SEC source: 0001000753-26-000029 · 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: 466,011

F1 · kind: Award of restricted stock units pursuant to the Insperity, Inc. Incentive Plan, as amended and restated effective May 22, 2023, and as subsequently amended. 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 Insperity, Inc. common stock ("Common Stock") upon vesting.

SEC source: 0001000753-26-000027 · form4.xml · nonDerivative · entry 3

Duffy Sean Patrick · CIK 0002041810 · SVP, Finance & Accounting(PAO)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,672

F3 · kind: The number of shares represents the dividend rights that were settled in shares of 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: 0001000753-26-000027 · form4.xml · nonDerivative · entry 2

Duffy Sean Patrick · CIK 0002041810 · SVP, Finance & Accounting(PAO)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,521

F2 · kind: Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit awards.

SEC source: 0001000753-26-000027 · form4.xml · nonDerivative · entry 1

Duffy Sean Patrick · CIK 0002041810 · SVP, Finance & Accounting(PAO)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,180

F1 · kind: Award of restricted stock units pursuant to the Insperity, Inc. Incentive Plan, as amended and restated effective May 22, 2023, and as subsequently amended. 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 Insperity, Inc. common stock ("Common Stock") upon vesting.

SEC source: 0001000753-26-000025 · form4.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: 28,350

F3 · kind: The number of shares represents the dividend rights that were settled in shares of 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: 0001000753-26-000025 · form4.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: 28,102

F2 · kind: Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit awards.

SEC source: 0001000753-26-000025 · form4.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: 29,154

F1 · kind: Award of restricted stock units pursuant to the Insperity, Inc. Incentive Plan, as amended and restated effective May 22, 2023, and as subsequently amended. 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 Insperity, Inc. common stock ("Common Stock") upon vesting.

SEC source: 0001000753-26-000023 · form4.xml · nonDerivative · entry 3

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,799

F3 · kind: The number of shares represents the dividend rights that were settled in shares of 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: 0001000753-26-000023 · form4.xml · nonDerivative · entry 2

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,229

F2 · kind: Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit awards.

SEC source: 0001000753-26-000023 · form4.xml · nonDerivative · entry 1

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,258

F1 · kind: Award of restricted stock units pursuant to the Insperity, Inc. Incentive Plan, as amended and restated effective May 22, 2023, and as subsequently amended. 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 Insperity, Inc. common stock ("Common Stock") upon vesting.

SEC source: 0001000753-26-000021 · form4.xml · nonDerivative · entry 3

ALLISON JAMES D · CIK 0001740766 · EVP, Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,269

F3 · kind: The number of shares represents the dividend rights that were settled in shares of 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: 0001000753-26-000021 · form4.xml · nonDerivative · entry 2

ALLISON JAMES D · CIK 0001740766 · EVP, Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,852

F2 · kind: Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit awards.

SEC source: 0001000753-26-000021 · form4.xml · nonDerivative · entry 1

ALLISON JAMES D · CIK 0001740766 · EVP, Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,515

F1 · kind: Award of restricted stock units pursuant to the Insperity, Inc. Incentive Plan, as amended and restated effective May 22, 2023, and as subsequently amended. 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 Insperity, Inc. common stock ("Common Stock") upon vesting.

SEC source: 0001000753-26-000019 · form4.xml · derivative · entry 2

ALLISON JAMES D · CIK 0001740766 · EVP, Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,605

Underlying: Common Stock · 463 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 2023. These shares of Insperity, Inc. common stock ("Common Stock") will be settled no later than March 15, 2026.

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.

F4 · 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.

F4 · 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: 0001000753-26-000019 · form4.xml · nonDerivative · entry 1

ALLISON JAMES D · CIK 0001740766 · EVP, Finance, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,980

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 2023. These shares of Insperity, Inc. common stock ("Common Stock") will be settled no later than March 15, 2026.

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: 0001000753-26-000018 · form4.xml · derivative · entry 3

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,387

Underlying: Common Stock · 961 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 2023. These shares of Insperity, Inc. common stock ("Common Stock") will be settled no later than March 15, 2026.

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.