NSP

SEC source: 0001127602-21-009195 · form4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,514

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: 0001127602-21-009185 · form4.xml · nonDerivative · entry 6

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,249

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: 0001127602-21-009185 · form4.xml · nonDerivative · entry 5

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 98,517

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: 0001127602-21-009178 · form4.xml · nonDerivative · entry 6

ALLISON JAMES D · CIK 0001740766 · SVP of Gross Profit Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,038

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: 0001127602-21-009178 · form4.xml · nonDerivative · entry 5

ALLISON JAMES D · CIK 0001740766 · SVP of Gross Profit Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,661

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: 0001127602-21-009217 · form4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,678

F4 · kind: Award of restricted stock units pursuant to the Insperity, Inc. 2012 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 Insperity, Inc. common stock upon vesting.

SEC source: 0001127602-21-009217 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,928

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: 0001127602-21-009217 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,873

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

SEC source: 0001127602-21-009217 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,617

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

SEC source: 0001127602-21-009212 · form4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 757,976

F4 · kind: Award of restricted stock units pursuant to the Insperity, Inc. 2012 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 Insperity, Inc. common stock upon vesting.

SEC source: 0001127602-21-009212 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 737,261

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: 0001127602-21-009212 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 737,104

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

SEC source: 0001127602-21-009212 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 740,371

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

SEC source: 0001127602-21-009207 · form4.xml · nonDerivative · entry 4

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 127,689

F4 · kind: Award of restricted stock units pursuant to the Insperity, Inc. 2012 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 Insperity, Inc. common stock upon vesting.

SEC source: 0001127602-21-009207 · form4.xml · nonDerivative · entry 3

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 110,779

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: 0001127602-21-009207 · form4.xml · nonDerivative · entry 2

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 110,714

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

SEC source: 0001127602-21-009207 · form4.xml · nonDerivative · entry 1

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 111,761

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

SEC source: 0001127602-21-009195 · form4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,082

F4 · kind: Award of restricted stock units pursuant to the Insperity, Inc. 2012 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 Insperity, Inc. common stock upon vesting.

SEC source: 0001127602-21-009195 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,192

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: 0001127602-21-009195 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,147

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

SEC source: 0001127602-21-009195 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,756

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

SEC source: 0001127602-21-009185 · form4.xml · nonDerivative · entry 4

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 106,048

F4 · kind: Award of restricted stock units pursuant to the Insperity, Inc. 2012 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 Insperity, Inc. common stock upon vesting.

SEC source: 0001127602-21-009185 · form4.xml · nonDerivative · entry 3

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,463

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: 0001127602-21-009185 · form4.xml · nonDerivative · entry 2

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,391

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

SEC source: 0001127602-21-009185 · form4.xml · nonDerivative · entry 1

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,822

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

SEC source: 0001127602-21-009178 · form4.xml · nonDerivative · entry 4

ALLISON JAMES D · CIK 0001740766 · SVP of Gross Profit Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,155

F4 · kind: Award of restricted stock units pursuant to the Insperity, Inc. 2012 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 Insperity, Inc. common stock upon vesting.

SEC source: 0001127602-21-009178 · form4.xml · nonDerivative · entry 3

ALLISON JAMES D · CIK 0001740766 · SVP of Gross Profit Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,265

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: 0001127602-21-009178 · form4.xml · nonDerivative · entry 2

ALLISON JAMES D · CIK 0001740766 · SVP of Gross Profit Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,220

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

SEC source: 0001127602-21-009178 · form4.xml · nonDerivative · entry 1

ALLISON JAMES D · CIK 0001740766 · SVP of Gross Profit Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,829

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

SEC source: 0001127602-21-008468 · form4.xml · nonDerivative · entry 2

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 112,227

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

SEC source: 0001127602-21-008468 · form4.xml · nonDerivative · entry 1

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,427

SEC source: 0001127602-21-008459 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,075

F1 · price: Weighted average price. Actual prices ranged from $87.12 to $87.45. 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: 0001127602-21-007995 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,006

SEC source: 0001127602-21-007635 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 600,177

F2 · price: Weighted average price. Actual prices ranged from $83.14 to $83.30. 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: 0001127602-21-007997 · form4.xml · derivative · entry 9

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,946

Underlying: Common Stock · 35,802 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.

F5 · 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") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

F3 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these one-year performance period awards granted in 2020. These shares of 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.

F7 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

F7 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007997 · form4.xml · derivative · entry 8

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,748

Underlying: Common Stock · 35,802 shares

Expires not disclosed

F5 · 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") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

F10 · date: These one-year performance period awards were granted in 2020. The Compensation Committee certified the achievement of the performance conditions related to 2020 performance 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.

F7 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

F7 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007997 · form4.xml · derivative · entry 7

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,946

Underlying: Common Stock · 18,402 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.

F5 · 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") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

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 2018. 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.

F7 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

F7 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007997 · form4.xml · derivative · entry 6

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,348

Underlying: Common Stock · 5,946 shares

Expires not disclosed

F5 · 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") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

F9 · date: These three-year performance period awards were granted in 2020. The Compensation Committee certified the achievement of the performance conditions related to 2020 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.

F7 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

F7 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007997 · form4.xml · derivative · entry 5

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,402

Underlying: Common Stock · 3,488 shares

Expires not disclosed

F5 · 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") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

F8 · date: These three-year performance period awards were granted in 2018. The Compensation Committee certified the achievement of the relative total shareholder return performance of Insperity's Common Stock against the performance of Insperity's 2018 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.

F7 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

F7 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007997 · form4.xml · derivative · entry 4

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,914

Underlying: Common Stock · 4,186 shares

Expires not disclosed

F5 · 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") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

F6 · date: These three-year performance period awards were granted in 2018. The Compensation Committee certified the achievement of the performance conditions related to 2020 performance 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.

F7 · derivative.exercise_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

F7 · derivative.expiration_date: These phantom stock performance units vest at the end of the three-year award cycle period for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007997 · form4.xml · nonDerivative · entry 2

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 98,337

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 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these one-year performance period awards granted in 2020. These shares of 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: 0001127602-21-007997 · form4.xml · nonDerivative · entry 1

ARIZPE ARTHUR A · CIK 0001055604 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,535

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 2018. 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: 0001127602-21-007996 · form4.xml · derivative · entry 8

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,388

Underlying: Common Stock · 26,580 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 Plan (the "LTIP") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

F3 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these one-year performance period awards granted in 2020. These shares of 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007996 · form4.xml · derivative · entry 7

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,968

Underlying: Common Stock · 26,580 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 Plan (the "LTIP") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

F9 · date: These one-year performance period awards were granted in 2020. The Compensation Committee certified the achievement of the performance conditions related to 2020 performance 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007996 · form4.xml · derivative · entry 6

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,388

Underlying: Common Stock · 18,402 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 Plan (the "LTIP") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

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 2018. 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007996 · form4.xml · derivative · entry 5

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,790

Underlying: Common Stock · 5,388 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 Plan (the "LTIP") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

F8 · date: These three-year performance period awards were granted in 2020. The Compensation Committee certified the achievement of the performance conditions related to 2020 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007996 · form4.xml · derivative · entry 4

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,402

Underlying: Common Stock · 3,488 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 Plan (the "LTIP") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

F7 · date: These three-year performance period awards were granted in 2018. The Compensation Committee certified the achievement of the relative total shareholder return performance of Insperity's Common Stock against the performance of Insperity's 2018 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007996 · form4.xml · derivative · entry 3

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,914

Underlying: Common Stock · 4,186 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 Plan (the "LTIP") and short-term awards issued under the Insperity, Inc. 2012 Incentive Plan based on the applicable three-year or one-year performance period award cycle, respectively.

F5 · date: These three-year performance period awards were granted in 2018. The Compensation Committee certified the achievement of the performance conditions related to 2020 performance 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards 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 for LTIP awards or at the end of a one-year award cycle period for short-term awards following certification in accordance with the LTIP or short-term awards of the achievement of all performance goals for the performance periods applicable to such award.

SEC source: 0001127602-21-007996 · form4.xml · nonDerivative · entry 2

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 116,427

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 · date: On this date, the Compensation Committee certified the achievement of the final performance conditions for these one-year performance period awards granted in 2020. These shares of 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: 0001127602-21-007996 · form4.xml · nonDerivative · entry 1

MINCKS JAY E · CIK 0001198985 · EVP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 89,847

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 2018. 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.