Miller Matthew R

SEC source: 0000805676-22-000039 · wf-form4_164910635304604.xml · nonDerivative · entry 4

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,057.984

SEC source: 0000805676-22-000039 · wf-form4_164910635304604.xml · nonDerivative · entry 3

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,449.749

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.

F2 · date: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

F2 · shares: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

F2 · price: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

SEC source: 0000805676-22-000039 · wf-form4_164910635304604.xml · nonDerivative · entry 2

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 599.749

SEC source: 0000805676-22-000039 · wf-form4_164910635304604.xml · nonDerivative · entry 1

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,112.5

F1 · date: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

F1 · shares: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

F1 · price: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

SEC source: 0000805676-22-000066 · wf-form4a_165332188035487.xml · derivative · entry 10

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,112.5

Underlying: Common Shares · 1,112.5 shares

Expires not disclosed

F1 · derivative.exercise_price: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

F1 · shares: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

F1 · price: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

F1 · derivative.exercise_date: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

F1 · derivative.expiration_date: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

SEC source: 0000805676-22-000066 · wf-form4a_165332188035487.xml · derivative · entry 9

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 850 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.

F3 · derivative.exercise_price: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

F3 · shares: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

F3 · price: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

F3 · derivative.exercise_date: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

F3 · derivative.expiration_date: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

SEC source: 0000805676-22-000066 · wf-form4a_165332188035487.xml · nonDerivative · entry 4

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,057.834

F2 · shares: In the April 4, 2022 Form 4, an estimated number of Park common shares was reported as being withheld by Park in order to satisfy the tax withholding obligations of the reporting person that arose upon the vesting of the PBRSUs which were not subject to the service-based vesting requirement described in footnote (1) and the vesting of the PBRSUs that had been subject to the service-based vesting requirement described in footnote (3), as applicable. This amendment reports the correct number of common shares withheld.

F2 · balance_after: In the April 4, 2022 Form 4, an estimated number of Park common shares was reported as being withheld by Park in order to satisfy the tax withholding obligations of the reporting person that arose upon the vesting of the PBRSUs which were not subject to the service-based vesting requirement described in footnote (1) and the vesting of the PBRSUs that had been subject to the service-based vesting requirement described in footnote (3), as applicable. This amendment reports the correct number of common shares withheld.

SEC source: 0000805676-22-000066 · wf-form4a_165332188035487.xml · nonDerivative · entry 3

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,449.664

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: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

F3 · shares: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

F3 · price: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

F3 · balance_after: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 31, 2022.

SEC source: 0000805676-22-000066 · wf-form4a_165332188035487.xml · nonDerivative · entry 2

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 599.664

F2 · shares: In the April 4, 2022 Form 4, an estimated number of Park common shares was reported as being withheld by Park in order to satisfy the tax withholding obligations of the reporting person that arose upon the vesting of the PBRSUs which were not subject to the service-based vesting requirement described in footnote (1) and the vesting of the PBRSUs that had been subject to the service-based vesting requirement described in footnote (3), as applicable. This amendment reports the correct number of common shares withheld.

F2 · balance_after: In the April 4, 2022 Form 4, an estimated number of Park common shares was reported as being withheld by Park in order to satisfy the tax withholding obligations of the reporting person that arose upon the vesting of the PBRSUs which were not subject to the service-based vesting requirement described in footnote (1) and the vesting of the PBRSUs that had been subject to the service-based vesting requirement described in footnote (3), as applicable. This amendment reports the correct number of common shares withheld.

SEC source: 0000805676-22-000066 · wf-form4a_165332188035487.xml · nonDerivative · entry 1

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,112.5

F1 · date: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

F1 · shares: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

F1 · price: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

F1 · balance_after: Effective March 31, 2022 (the "2019 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2019. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 1,112.50 common shares shown in the first row in Table I) on the 2019 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2019 PBRSU Certification Date (shown in the second row in Table II as a derivative security).

SEC source: 0000805676-21-000057 · wf-form4_161739779819738.xml · derivative · entry 5

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 850

Underlying: Common Shares · 850 shares

Expires not disclosed

F1 · derivative.exercise_price: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F3 · derivative.exercise_price: These PBRSUs were earned based on the performance level achieved as described in footnote (1) and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the 2018 PBRSU Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · derivative.exercise_date: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F3 · derivative.exercise_date: These PBRSUs were earned based on the performance level achieved as described in footnote (1) and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the 2018 PBRSU Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · derivative.expiration_date: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F3 · derivative.expiration_date: These PBRSUs were earned based on the performance level achieved as described in footnote (1) and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the 2018 PBRSU Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

SEC source: 0000805676-21-000057 · wf-form4_161739779819738.xml · nonDerivative · entry 2

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,276.92

SEC source: 0000805676-21-000057 · wf-form4_161739779819738.xml · nonDerivative · entry 1

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,534.89

F1 · date: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F1 · shares: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F1 · price: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

SEC source: 0000805676-21-000075 · wf-form4a_161826195582946.xml · derivative · entry 5

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 850

Underlying: Common Shares · 850 shares

Expires not disclosed

F1 · derivative.exercise_price: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F5 · derivative.exercise_price: These PBRSUs were earned based on the performance level achieved as described in footnote (1) and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the 2018 PBRSU Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · derivative.exercise_date: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F5 · derivative.exercise_date: These PBRSUs were earned based on the performance level achieved as described in footnote (1) and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the 2018 PBRSU Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · derivative.expiration_date: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F5 · derivative.expiration_date: These PBRSUs were earned based on the performance level achieved as described in footnote (1) and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the 2018 PBRSU Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

SEC source: 0000805676-21-000075 · wf-form4a_161826195582946.xml · nonDerivative · entry 2

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 989.43

F3 · shares: In the April 2, 2021 Form 4, the reporting person reported an estimated number of common shares as being withheld by Park National Corporation in order to satisfy the tax withholding obligations that arose upon the vesting of the PBRSUs. This amendment reports the correct number of common shares withheld.

F3 · balance_after: In the April 2, 2021 Form 4, the reporting person reported an estimated number of common shares as being withheld by Park National Corporation in order to satisfy the tax withholding obligations that arose upon the vesting of the PBRSUs. This amendment reports the correct number of common shares withheld.

SEC source: 0000805676-21-000075 · wf-form4a_161826195582946.xml · nonDerivative · entry 1

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,380.69

F1 · date: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F1 · shares: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F1 · price: Effective March 31, 2021 (the "2018 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2018. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 850.00 common shares shown in the first row in Table I) on the 2018 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2018 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F2 · balance_after: On April 2, 2021, the reporting person filed a Form 4 (the "April 2, 2021 Form 4") which reported an estimated number of common shares as being beneficially owned by the reporting person following the reported transaction. This amendment reports the correct number of common shares.

SEC source: 0000805676-21-000047 · wf-form4_161713769313901.xml · derivative · entry 5

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 983.33 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.

F1 · derivative.exercise_price: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

F1 · derivative.exercise_date: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

F1 · derivative.expiration_date: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

SEC source: 0000805676-21-000047 · wf-form4_161713769313901.xml · nonDerivative · entry 2

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 684.89

SEC source: 0000805676-21-000047 · wf-form4_161713769313901.xml · nonDerivative · entry 1

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 983.33

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: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

F1 · shares: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

F1 · price: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

SEC source: 0000805676-21-000066 · wf-form4a_161826156165315.xml · derivative · entry 5

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 983.33 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.

F1 · derivative.exercise_price: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

F1 · derivative.exercise_date: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

F1 · derivative.expiration_date: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

SEC source: 0000805676-21-000066 · wf-form4a_161826156165315.xml · nonDerivative · entry 2

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 530.69

F2 · shares: On March 30, 2021, the reporting person filed a Form 4 which reported an estimated number of common shares as being withheld by Park National Corporation in order to satisfy the tax withholding obligations that arose upon the vesting of the PBRSUs. This amendment reports the correct number of common shares withheld.

F2 · balance_after: On March 30, 2021, the reporting person filed a Form 4 which reported an estimated number of common shares as being withheld by Park National Corporation in order to satisfy the tax withholding obligations that arose upon the vesting of the PBRSUs. This amendment reports the correct number of common shares withheld.

SEC source: 0000805676-21-000066 · wf-form4a_161826156165315.xml · nonDerivative · entry 1

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 983.33

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: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

F1 · shares: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

F1 · price: These performance-based restricted stock units ("PBRSUs") converted into common shares of Park National Corporation on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 27, 2021.

SEC source: 0000805676-20-000063 · wf-form4_158568923865755.xml · derivative · entry 8

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 983.33

Underlying: Common Shares · 686.11 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: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 29, 2020.

F5 · date: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 29, 2020.

F5 · derivative.exercise_date: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 29, 2020.

F5 · derivative.expiration_date: These PBRSUs converted into Park common shares on a one-for-one basis upon satisfaction of a service-based vesting requirement on March 29, 2020.

SEC source: 0000805676-20-000063 · wf-form4_158568923865755.xml · nonDerivative · entry 4

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,162.77

SEC source: 0000805676-20-000063 · wf-form4_158568923865755.xml · nonDerivative · entry 3

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,371

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.

F2 · date: These common shares of Park were acquired upon the satisfaction of a service-based vesting requirement whereby PBRSUs were converted into Park common shares on a one-for-one basis.

F2 · shares: These common shares of Park were acquired upon the satisfaction of a service-based vesting requirement whereby PBRSUs were converted into Park common shares on a one-for-one basis.

F2 · price: These common shares of Park were acquired upon the satisfaction of a service-based vesting requirement whereby PBRSUs were converted into Park common shares on a one-for-one basis.

SEC source: 0000805676-20-000063 · wf-form4_158568923865755.xml · derivative · entry 7

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,669.44

Underlying: Common Shares · 983.33 shares

Expires not disclosed

F1 · derivative.exercise_price: Effective March 27, 2020 (the "2017 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2017. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 983.33 common shares shown in the first row in Table I) on the 2017 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2017 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F4 · derivative.exercise_price: These PBRSUs were earned based on the performance level achieved as described in footnote (1) and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the 2017 PBRSU Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · date: Effective March 27, 2020 (the "2017 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2017. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 983.33 common shares shown in the first row in Table I) on the 2017 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2017 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F4 · date: These PBRSUs were earned based on the performance level achieved as described in footnote (1) and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the 2017 PBRSU Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · derivative.exercise_date: Effective March 27, 2020 (the "2017 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2017. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 983.33 common shares shown in the first row in Table I) on the 2017 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2017 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F4 · derivative.exercise_date: These PBRSUs were earned based on the performance level achieved as described in footnote (1) and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the 2017 PBRSU Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · derivative.expiration_date: Effective March 27, 2020 (the "2017 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2017. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 983.33 common shares shown in the first row in Table I) on the 2017 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2017 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F4 · derivative.expiration_date: These PBRSUs were earned based on the performance level achieved as described in footnote (1) and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the 2017 PBRSU Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

SEC source: 0000805676-20-000063 · wf-form4_158568923865755.xml · nonDerivative · entry 2

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 684.89

SEC source: 0000805676-20-000063 · wf-form4_158568923865755.xml · nonDerivative · entry 1

Miller Matthew R · CIK 0001565840 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 983.33

F1 · date: Effective March 27, 2020 (the "2017 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2017. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 983.33 common shares shown in the first row in Table I) on the 2017 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2017 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F1 · shares: Effective March 27, 2020 (the "2017 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2017. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 983.33 common shares shown in the first row in Table I) on the 2017 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2017 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

F1 · price: Effective March 27, 2020 (the "2017 PBRSU Certification Date"), the Executive Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person effective January 1, 2017. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to a service-based vesting requirement with 50% vesting (resulting in the right to receive the 983.33 common shares shown in the first row in Table I) on the 2017 PBRSU Certification Date and the other 50% to vest on the first anniversary of the 2017 PBRSU Certification Date (shown in the first row in Table II as a derivative security).

SEC source: 0000805676-17-000124 · wf-form4a_150956507877189.xml · nonDerivative · entry 4

Miller Matthew R · CIK 0001565840 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Matthew R. Miller Managing Agency Account

Disclosed balance after: 234.296

F2 · date: Includes 234.296 common shares previously owned directly by the reporting person which were transferred on April 4, 2017 to the Matthew R. Miller Managing Agency Account.

F2 · shares: Includes 234.296 common shares previously owned directly by the reporting person which were transferred on April 4, 2017 to the Matthew R. Miller Managing Agency Account.

F2 · price: Includes 234.296 common shares previously owned directly by the reporting person which were transferred on April 4, 2017 to the Matthew R. Miller Managing Agency Account.

SEC source: 0000805676-17-000124 · wf-form4a_150956507877189.xml · nonDerivative · entry 3

Miller Matthew R · CIK 0001565840 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F2 · date: Includes 234.296 common shares previously owned directly by the reporting person which were transferred on April 4, 2017 to the Matthew R. Miller Managing Agency Account.

F2 · shares: Includes 234.296 common shares previously owned directly by the reporting person which were transferred on April 4, 2017 to the Matthew R. Miller Managing Agency Account.

F2 · price: Includes 234.296 common shares previously owned directly by the reporting person which were transferred on April 4, 2017 to the Matthew R. Miller Managing Agency Account.

SEC source: 0000805676-17-000039 · wf-form4_149133940541509.xml · nonDerivative · entry 3

Miller Matthew R · CIK 0001565840 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · KSOP

Disclosed balance after: 1,996.3

F2 · date: Between January 1 and March 31, 2017, the reporting person acquired 80.198 common shares under the Park National Corporation Employees Stock Ownership Plan (the "KSOP"). The information in this report is based on a plan statement dated as of March 31, 2017.

F2 · shares: Between January 1 and March 31, 2017, the reporting person acquired 80.198 common shares under the Park National Corporation Employees Stock Ownership Plan (the "KSOP"). The information in this report is based on a plan statement dated as of March 31, 2017.

F2 · price: Between January 1 and March 31, 2017, the reporting person acquired 80.198 common shares under the Park National Corporation Employees Stock Ownership Plan (the "KSOP"). The information in this report is based on a plan statement dated as of March 31, 2017.

SEC source: 0000805676-17-000039 · wf-form4_149133940541509.xml · nonDerivative · entry 2

Miller Matthew R · CIK 0001565840 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 577

SEC source: 0000805676-17-000039 · wf-form4_149133940541509.xml · nonDerivative · entry 1

Miller Matthew R · CIK 0001565840 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 686

F1 · date: On March 31, 2017 (the "Certification Date"), the Compensation Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person on January 24, 2014. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved (which are reported on this line) are also subject to service-based vesting with 50% vesting (resulting in the right to receive 343 common shares) on the Certification Date and the other 50% to vest on the first anniversary of the Certification Date.

F1 · price: On March 31, 2017 (the "Certification Date"), the Compensation Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person on January 24, 2014. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved (which are reported on this line) are also subject to service-based vesting with 50% vesting (resulting in the right to receive 343 common shares) on the Certification Date and the other 50% to vest on the first anniversary of the Certification Date.

SEC source: 0000805676-17-000124 · wf-form4a_150956507877189.xml · derivative · entry 6

Miller Matthew R · CIK 0001565840 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 343.06

Underlying: Common Shares · 343.06 shares

Expires not disclosed

F1 · derivative.exercise_price: On March 31, 2017 (the "Certification Date"), the Compensation Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person on January 24, 2014. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to service-based vesting with 50% vesting (resulting in the right to receive the 343.06 common shares shown on the first line in Table I) on the Certification Date and the other 50% to vest on the first anniversary of the Certification Date (shown in Table II as a derivative security).

F4 · derivative.exercise_price: These PBRSUs were earned based on the performance level achieved as described in footnote 1 and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · date: On March 31, 2017 (the "Certification Date"), the Compensation Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person on January 24, 2014. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to service-based vesting with 50% vesting (resulting in the right to receive the 343.06 common shares shown on the first line in Table I) on the Certification Date and the other 50% to vest on the first anniversary of the Certification Date (shown in Table II as a derivative security).

F4 · date: These PBRSUs were earned based on the performance level achieved as described in footnote 1 and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · shares: On March 31, 2017 (the "Certification Date"), the Compensation Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person on January 24, 2014. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to service-based vesting with 50% vesting (resulting in the right to receive the 343.06 common shares shown on the first line in Table I) on the Certification Date and the other 50% to vest on the first anniversary of the Certification Date (shown in Table II as a derivative security).

F4 · shares: These PBRSUs were earned based on the performance level achieved as described in footnote 1 and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · derivative.exercise_date: On March 31, 2017 (the "Certification Date"), the Compensation Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person on January 24, 2014. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to service-based vesting with 50% vesting (resulting in the right to receive the 343.06 common shares shown on the first line in Table I) on the Certification Date and the other 50% to vest on the first anniversary of the Certification Date (shown in Table II as a derivative security).

F4 · derivative.exercise_date: These PBRSUs were earned based on the performance level achieved as described in footnote 1 and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

F1 · derivative.expiration_date: On March 31, 2017 (the "Certification Date"), the Compensation Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person on January 24, 2014. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to service-based vesting with 50% vesting (resulting in the right to receive the 343.06 common shares shown on the first line in Table I) on the Certification Date and the other 50% to vest on the first anniversary of the Certification Date (shown in Table II as a derivative security).

F4 · derivative.expiration_date: These PBRSUs were earned based on the performance level achieved as described in footnote 1 and are also subject to service-based vesting pursuant to which they are to vest on the first anniversary of the Certification Date. Each PBRSU represents the right to receive one Park common share upon satisfaction of the service-based vesting requirement.

SEC source: 0000805676-17-000124 · wf-form4a_150956507877189.xml · nonDerivative · entry 5

Miller Matthew R · CIK 0001565840 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · KSOP

Disclosed balance after: 1,996.3

F3 · date: Between January 1 and March 31, 2017, the reporting person acquired 80.198 common shares under the Park National Corporation Employees Stock Ownership Plan (the "KSOP"). The information in this report is based on a plan statement dated as of March 31, 2017.

F3 · shares: Between January 1 and March 31, 2017, the reporting person acquired 80.198 common shares under the Park National Corporation Employees Stock Ownership Plan (the "KSOP"). The information in this report is based on a plan statement dated as of March 31, 2017.

F3 · price: Between January 1 and March 31, 2017, the reporting person acquired 80.198 common shares under the Park National Corporation Employees Stock Ownership Plan (the "KSOP"). The information in this report is based on a plan statement dated as of March 31, 2017.

SEC source: 0000805676-17-000124 · wf-form4a_150956507877189.xml · nonDerivative · entry 2

Miller Matthew R · CIK 0001565840 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 234.296

SEC source: 0000805676-17-000124 · wf-form4a_150956507877189.xml · nonDerivative · entry 1

Miller Matthew R · CIK 0001565840 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 343.06

F1 · date: On March 31, 2017 (the "Certification Date"), the Compensation Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person on January 24, 2014. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to service-based vesting with 50% vesting (resulting in the right to receive the 343.06 common shares shown on the first line in Table I) on the Certification Date and the other 50% to vest on the first anniversary of the Certification Date (shown in Table II as a derivative security).

F1 · shares: On March 31, 2017 (the "Certification Date"), the Compensation Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person on January 24, 2014. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to service-based vesting with 50% vesting (resulting in the right to receive the 343.06 common shares shown on the first line in Table I) on the Certification Date and the other 50% to vest on the first anniversary of the Certification Date (shown in Table II as a derivative security).

F1 · price: On March 31, 2017 (the "Certification Date"), the Compensation Committee of the Board of Directors of Park National Corporation ("Park") certified the level of achievement with respect to the performance criteria for the three-fiscal-year performance period applicable to performance-based restricted stock units ("PBRSUs") granted to the reporting person on January 24, 2014. The PBRSUs convert into Park common shares on a one-for-one basis. The PBRSUs earned based on the performance level achieved are also subject to service-based vesting with 50% vesting (resulting in the right to receive the 343.06 common shares shown on the first line in Table I) on the Certification Date and the other 50% to vest on the first anniversary of the Certification Date (shown in Table II as a derivative security).