ARIZPE ARTHUR A 4

4 · INSPERITY, INC. · Filed Mar 4, 2026

Form 4

Period: 2026-03-02

President and COO

Transactions

Holdings

Footnotes (6)

[F1]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.
[F2]Payment of tax liability by withholding securities incident to the vesting of a restricted stock unit awards.
[F3]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.
[F4]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.
[F5]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.
[F6]These shares are owned directly by S.C.A. Legacy, Ltd., which is controlled by Arizpe Management, LLC. Mr. Arizpe, by virtue of his position as Manager of Arizpe Management, may be deemed to beneficially own these shares.

Signature

/s/ Christian P. Callens, by Power of Attorney|2026-03-04

Documents

1 file