Paycom Software, Inc. — Director's Dealing 2021

May 12, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Paycom Software, Inc. (PAYC)
CIK: 0001590955
Period of Report: 2021-05-10

Reporting Person: Richison Chad R. (Director, President and CEO, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-10	Common Stock	F	9314	$317.20	Disposed	4878177	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	3670999	Indirect
Common Stock	56	Indirect
Common Stock	90	Indirect
Common Stock	90	Indirect

Footnotes

F1: Represents shares of common stock of Paycom Software, Inc. (the "Issuer") withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of 21,000 shares of restricted stock granted to the reporting person on January 17, 2019. No shares were issued or sold in this transaction.

F2: Includes 1,711,500 unvested shares of restricted stock.

F3: Represents shares of common stock owned by Ernest Group, Inc. ("Ernest Group"). The reporting person is the sole director of Ernest Group and Ernest Group is wholly owned by the reporting person and certain trusts for the reporting person's children, for which the reporting person serves as trustee. The reporting person may be deemed to beneficially own the shares of common stock owned by Ernest Group.

F4: Represents shares of common stock owned by the Abrie R. Richison 2012 Irrevocable Trust U/T/A DTD 12/21/2012 (the "Abrie R. Richison 2012 Irrevocable Trust"). The reporting person is the settlor and sole trustee for the Abrie R. Richison 2012 Irrevocable Trust, which is for the benefit of the reporting person's child. The reporting person may be deemed to beneficially own the shares of common stock owned by the Abrie R. Richison 2012 Irrevocable Trust.

F5: Represents shares of common stock owned by the Ava L. Richison 2012 Irrevocable Trust U/T/A DTD 12/21/2012 (the "Ava L. Richison 2012 Irrevocable Trust"). The reporting person is the settlor and sole trustee for the Ava L. Richison 2012 Irrevocable Trust, which is for the benefit of the reporting person's child. The reporting person may be deemed to beneficially own the shares of common stock owned by the Ava L. Richison 2012 Irrevocable Trust.

F6: Represents shares of common stock owned by the Ian D. Richison 2012 Irrevocable Trust U/T/A DTD 12/21/2012 (the "Ian D. Richison 2012 Irrevocable Trust"). The reporting person is the settlor and sole trustee for the Ian D. Richison 2012 Irrevocable Trust, which is for the benefit of the reporting person's child. The reporting person may be deemed to beneficially own the shares of common stock owned by the Ian D. Richison 2012 Irrevocable Trust.