PAYC

SEC source: 0000899243-21-027878 · doc4.xml · nonDerivative · entry 4

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 302,083

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F6 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $388.00 to $388.95, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · balance_after: Includes 29,000 unvested shares of restricted stock.

SEC source: 0000899243-21-027878 · doc4.xml · nonDerivative · entry 3

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 305,271

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $387.00 to $387.99, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · balance_after: Includes 29,000 unvested shares of restricted stock.

SEC source: 0000899243-21-027878 · doc4.xml · nonDerivative · entry 2

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 310,754

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $386.00 to $386.96, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · balance_after: Includes 29,000 unvested shares of restricted stock.

SEC source: 0000899243-21-027878 · doc4.xml · nonDerivative · entry 1

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 314,940

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $385.00 to $385.97, inclusive. The reporting person undertakes to provide to Paycom Software, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · balance_after: Includes 29,000 unvested shares of restricted stock.

SEC source: 0000899243-21-035834 · doc4.xml · nonDerivative · entry 3

Richison Chad R. · CIK 0001594487 · Director · President and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,848,177

F1 · balance_after: Includes 1,711,500 unvested shares of restricted stock.

SEC source: 0000899243-22-005275 · doc5.xml · nonDerivative · entry 2

Smith Bradley Scott · CIK 0001738164 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Bradley Scott Smith Revocable Trust, dated October 30, 2017

Disclosed balance after: 20,579

F1 · kind: This transaction involved a gift of securities by the reporting person to The Bradley Scott Smith Revocable Trust, dated October 30, 2017 (the "Bradley Scott Smith Revocable Trust").

F3 · ownership.nature: The Bradley Scott Smith Revocable Trust is a revocable trust for the benefit of the reporting person, his spouse, and his children. The reporting person is the trustor and, with his spouse, a co-trustee of the Bradley Scott Smith Revocable Trust. Accordingly, the reporting person reports beneficial ownership of all of the shares of Paycom Software, Inc.'s common stock held by the Bradley Scott Smith Revocable Trust but disclaims beneficial ownership except to the extent of his and his spouse's pecuniary interest therein.

SEC source: 0000899243-22-005275 · doc5.xml · nonDerivative · entry 1

Smith Bradley Scott · CIK 0001738164 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,004

F1 · kind: This transaction involved a gift of securities by the reporting person to The Bradley Scott Smith Revocable Trust, dated October 30, 2017 (the "Bradley Scott Smith Revocable Trust").

F2 · balance_after: Includes 5,063 unvested shares of restricted stock.

SEC source: 0000899243-21-035834 · doc4.xml · nonDerivative · entry 2

Richison Chad R. · CIK 0001594487 · Director · President and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,858,177

F1 · balance_after: Includes 1,711,500 unvested shares of restricted stock.

SEC source: 0000899243-21-035834 · doc4.xml · nonDerivative · entry 1

Richison Chad R. · CIK 0001594487 · Director · President and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,868,177

F1 · balance_after: Includes 1,711,500 unvested shares of restricted stock.

SEC source: 0000899243-21-020143 · doc4.xml · nonDerivative · entry 1

WATTS J C JR · CIK 0001213577 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,993

F1 · balance_after: Includes 593 unvested shares of restricted stock.

SEC source: 0000899243-21-019257 · doc4.xml · nonDerivative · entry 2

Faurot Holly · CIK 0001855633 · Chief Sales Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By spouse

Disclosed balance after: 829

F3 · shares: Represents shares of common stock of the Issuer withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of (i) 70 shares of restricted stock granted to the reporting person on October 4, 2016, (ii) 47 shares of restricted stock granted to the reporting person on April 26, 2017, (iii) 45 shares of restricted stock granted to the reporting person on January 17, 2019 and (iv) 21 shares of restricted stock granted to the reporting person on January 30, 2020. No shares were issued or sold in this transaction.

SEC source: 0000899243-21-019257 · doc4.xml · nonDerivative · entry 1

Faurot Holly · CIK 0001855633 · Chief Sales Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,614

F1 · shares: 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 (i) 1,200 shares of restricted stock granted to the reporting person on October 4, 2016, (ii) 500 shares of restricted stock granted to the reporting person on April 26, 2017, (iii) 1,288 shares of restricted stock granted to the reporting person on January 17, 2019 and (iv) 370 shares of restricted stock granted to the reporting person on January 30, 2020. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 4,723 unvested shares of restricted stock.

SEC source: 0000899243-21-019258 · doc4.xml · nonDerivative · entry 1

Evans Jon · CIK 0001737656 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,507

F1 · shares: 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 (i) 800 shares of restricted stock granted to the reporting person on October 4, 2016, (ii) 1,875 shares of restricted stock granted to the reporting person on April 26, 2017 and (iii) 1,565 shares of restricted stock granted to the reporting person on January 17, 2019. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 11,663 unvested shares of restricted stock.

SEC source: 0000899243-21-019262 · doc4.xml · nonDerivative · entry 1

Smith Bradley Scott · CIK 0001738164 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,518

F1 · shares: 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 (i) 1,200 shares of restricted stock granted to the reporting person on October 4, 2016, (ii) 875 shares of restricted stock granted to the reporting person on April 26, 2017 and (iii) 1,565 shares of restricted stock granted to the reporting person on January 17, 2019. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 11,063 unvested shares of restricted stock.

SEC source: 0000899243-21-019261 · doc4.xml · nonDerivative · entry 1

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 319,683

F1 · shares: 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 6,000 shares of restricted stock granted to the reporting person on January 17, 2019. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 29,000 unvested shares of restricted stock.

SEC source: 0000899243-21-019260 · doc4.xml · nonDerivative · entry 1

Richison Chad R. · CIK 0001594487 · Director · President and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,878,177

F1 · shares: 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 · balance_after: Includes 1,711,500 unvested shares of restricted stock.

SEC source: 0000899243-21-018954 · doc4.xml · nonDerivative · entry 2

Faurot Holly · CIK 0001855633 · Chief Sales Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By spouse

Disclosed balance after: 895

F3 · shares: Represents shares of common stock of the Issuer withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of 36 shares of restricted stock granted to the reporting person's spouse on January 26, 2018. No shares were issued or sold in this transaction.

SEC source: 0000899243-21-018954 · doc4.xml · nonDerivative · entry 1

Faurot Holly · CIK 0001855633 · Chief Sales Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,032

F1 · shares: 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 625 shares of restricted stock granted to the reporting person on January 26, 2018. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 8,081 unvested shares of restricted stock.

SEC source: 0000899243-21-018945 · doc4.xml · nonDerivative · entry 1

Evans Jon · CIK 0001737656 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,389

F1 · shares: 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 1,423 shares of restricted stock granted to the reporting person on January 26, 2018. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 15,903 unvested shares of restricted stock.

SEC source: 0000899243-21-018960 · doc4.xml · nonDerivative · entry 1

Richison Chad R. · CIK 0001594487 · Director · President and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,887,491

F1 · shares: 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 26, 2018. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 1,732,500 unvested shares of restricted stock.

SEC source: 0000899243-21-018958 · doc4.xml · nonDerivative · entry 1

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 322,344

F1 · shares: 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 6,000 shares of restricted stock granted to the reporting person on January 26, 2018. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 35,000 unvested shares of restricted stock.

SEC source: 0000899243-21-018950 · doc4.xml · nonDerivative · entry 3

Smith Bradley Scott · CIK 0001738164 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,135

F4 · shares: 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 1,423 shares of restricted stock granted to the reporting person on January 26, 2018. No shares were issued or sold in this transaction.

F5 · balance_after: Includes 14,703 unvested shares of restricted stock.

SEC source: 0000899243-21-018338 · doc4.xml · nonDerivative · entry 1

PETERS FREDERICK C II · CIK 0001227984 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,010

F1 · shares: Represents shares of restricted stock granted to the reporting person under the Paycom Software, Inc. 2014 Long-Term Incentive Plan.

F2 · balance_after: Includes 1,588 unvested shares of restricted stock.

SEC source: 0000899243-21-018342 · doc4.xml · nonDerivative · entry 1

DUQUES HENRY C · CIK 0001185120 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,327

F1 · shares: Represents shares of restricted stock granted to the reporting person under the Paycom Software, Inc. 2014 Long-Term Incentive Plan.

F2 · balance_after: Includes 1,588 unvested shares of restricted stock.

SEC source: 0000899243-21-018339 · doc4.xml · nonDerivative · entry 1

HAUGEN JANET BRUTSCHEA · CIK 0001185136 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,365

F1 · shares: Represents shares of restricted stock granted to the reporting person under the Paycom Software, Inc. 2014 Long-Term Incentive Plan.

F2 · balance_after: Represents 1,588 unvested shares of restricted stock.

SEC source: 0000899243-21-018347 · doc4.xml · nonDerivative · entry 1

LEVENSON ROBERT J · CIK 0001203542 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,288

F1 · shares: Represents shares of restricted stock granted to the reporting person under the Paycom Software, Inc. 2014 Long-Term Incentive Plan.

F2 · balance_after: Includes 1,588 unvested shares of restricted stock.

SEC source: 0000899243-21-018341 · doc4.xml · nonDerivative · entry 1

WATTS J C JR · CIK 0001213577 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,327

F1 · shares: Represents shares of restricted stock granted to the reporting person under the Paycom Software, Inc. 2014 Long-Term Incentive Plan.

F2 · balance_after: Includes 1,588 unvested shares of restricted stock.

SEC source: 0000899243-21-018346 · doc4.xml · nonDerivative · entry 1

Clark Jason D. · CIK 0001616602 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,443

F1 · shares: Represents shares of restricted stock granted to the reporting person under the Paycom Software, Inc. 2014 Long-Term Incentive Plan.

F2 · balance_after: Includes 1,588 unvested shares of restricted stock.

SEC source: 0000899243-21-018950 · doc4.xml · nonDerivative · entry 2

Smith Bradley Scott · CIK 0001738164 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Bradley Scott Smith Revocable Trust, dated October 30, 2017

Disclosed balance after: 20,726

F1 · kind: This transaction involved a gift of securities by the reporting person to The Bradley Scott Smith Revocable Trust, dated October 30, 2017 (the "Bradley Scott Smith Revocable Trust").

F3 · ownership.nature: The Bradley Scott Smith Revocable Trust is a revocable trust for the benefit of the reporting person, his spouse, and his children. The reporting person is the trustor and, with his spouse, a co-trustee of the Bradley Scott Smith Revocable Trust. Accordingly, the reporting person reports beneficial ownership of all of the shares of common stock held by the Bradley Scott Smith Revocable Trust but disclaims beneficial ownership except to the extent of his and his spouse's pecuniary interest therein.

SEC source: 0000899243-21-018950 · doc4.xml · nonDerivative · entry 1

Smith Bradley Scott · CIK 0001738164 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,728

F1 · kind: This transaction involved a gift of securities by the reporting person to The Bradley Scott Smith Revocable Trust, dated October 30, 2017 (the "Bradley Scott Smith Revocable Trust").

F2 · balance_after: Includes 16,126 unvested shares of restricted stock.

SEC source: 0000899243-21-016212 · doc4.xml · nonDerivative · entry 2

Faurot Holly · CIK 0001855633 · Chief Sales Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By spouse

Disclosed balance after: 908

F3 · shares: Represents shares of common stock of the Issuer withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of 60 shares of restricted stock granted to the reporting person's spouse on April 15, 2016. No shares were issued or sold in this transaction.

SEC source: 0000899243-21-016212 · doc4.xml · nonDerivative · entry 1

Faurot Holly · CIK 0001855633 · Chief Sales Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,216

F1 · shares: 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 1,200 shares of restricted stock granted to the reporting person on April 15, 2016. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 8,706 unvested shares of restricted stock.

SEC source: 0000899243-21-016215 · doc4.xml · nonDerivative · entry 1

Evans Jon · CIK 0001737656 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,903

F1 · shares: 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 800 shares of restricted stock granted to the reporting person on April 15, 2016. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 17,326 unvested shares of restricted stock.

SEC source: 0000899243-21-016214 · doc4.xml · nonDerivative · entry 1

Smith Bradley Scott · CIK 0001738164 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,575

F1 · shares: 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 1,200 shares of restricted stock granted to the reporting person on April 15, 2016. No shares were issued or sold in this transaction.

F2 · balance_after: Includes 16,126 unvested shares of restricted stock.

SEC source: 0000899243-21-016213 · doc4.xml · nonDerivative · entry 9

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 324,578

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F9 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $399.54 to $400.44, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-016213 · doc4.xml · nonDerivative · entry 8

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 326,739

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $398.52 to $399.50, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-016213 · doc4.xml · nonDerivative · entry 7

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 329,341

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F7 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $397.52 to $398.49, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-016213 · doc4.xml · nonDerivative · entry 6

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 332,984

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F6 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $396.51 to $397.50, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-016213 · doc4.xml · nonDerivative · entry 5

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 336,779

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $395.48 to $396.47, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-016213 · doc4.xml · nonDerivative · entry 4

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 340,578

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $394.40 to $395.37, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-016213 · doc4.xml · nonDerivative · entry 3

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 342,978

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $393.37 to $394.36, inclusive. The reporting person undertakes to provide to Paycom Software, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-016213 · doc4.xml · nonDerivative · entry 2

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 343,978

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F2 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-016213 · doc4.xml · nonDerivative · entry 1

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 344,178

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2021.

F2 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-002355 · doc4.xml · nonDerivative · entry 13

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 344,578

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2020.

F13 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $415.11 to $415.96, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-002355 · doc4.xml · nonDerivative · entry 12

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 345,278

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2020.

F12 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $414.34 to $414.98, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-002355 · doc4.xml · nonDerivative · entry 11

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 345,878

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2020.

F1 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-002355 · doc4.xml · nonDerivative · entry 10

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 345,978

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2020.

F11 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $408.75 to $409.51, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-002355 · doc4.xml · nonDerivative · entry 9

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 346,418

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2020.

F10 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $407.63 to $408.31, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-002355 · doc4.xml · nonDerivative · entry 8

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 346,718

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2020.

F9 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $406.15 to $406.92, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: Includes 41,000 unvested shares of restricted stock.

SEC source: 0000899243-21-002355 · doc4.xml · nonDerivative · entry 7

Boelte Craig E. · CIK 0001594519 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 347,525

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2020.

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $405.10 to $406.08, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: Includes 41,000 unvested shares of restricted stock.