Company: NSP
Filing Date: 2025-04-15
Form Type: DEF 14A
Source: 0001000753-25-000013
Chunk: 58

Company: INSPERITY, INC.
Filing Date: 2025-04-15
Form: DEF 14A
Chunk 58
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,939 |
| Christian P. Callens |     | —               |     | —                          |     |                                1,624 |     |                   158,098 |
| Douglas S. Sharp     |     | —               |     | —                          |     |                               15,384 |     |                 1,521,070 |

______________________________________

1 Represents the value of the shares on the vesting date based on the last reported closing price of our common stock on the NYSE immediately preceding the vesting date.

### SECURITIES RESERVED FOR ISSUANCE UNDER EQUITY COMPENSATION PLANS TABLE
The following table sets forth information about our common stock that was available for issuance under all of our existing equity compensation plans as of December 31, 2024:

|                                                           |     | Number of Securities to be Issued upon Exercise of Outstanding Options, Warrants and Rights |     |     |   |     | Weighted Average Exercise Price of Outstanding Options, Warrants and Rights |   |     |   |     | Number of Securities Remaining Available for Future Issuance |       |     |   |
| Plan Category                                             |     | -

# in thousands                                                                             |     |     |   |     | -$                                                                          |   |     |   |     | -# in thousands                                              |       |     |   |
| Equity compensation plans approved by security holders1   |     |                                                                                             | 279 |     | 2 |     |                                                                             | — |     | 3 |     |                                                              | 3,538 |     | 4 |
| Equity compensation plan not approved by security holders |     |                                                                                             |   — |     |   |     |                                                                             | — |     |   |     |                                                              |     — |     |   |
| Total                                                     |     |                                                                                             | 279 |     |   |     |                                                                             | — |     |   |     |                                                              | 3,538 |     |   |

______________________________________

1 The Insperity, Inc. Incentive Plan, amended and restated May 22, 2023 (the “Incentive Plan”), formerly the 2012 Incentive Plan, and the Insperity, Inc. 2008 Employee Stock Purchase Plan (the “ESPP”) have been approved by our stockholders. The ESPP is intended to qualify for favorable tax treatment under Section 423 of the Internal Revenue Code.

2 Includes 279,084 shares subject to issuance under