Chen Heidi C.

SEC source: 0001555280-21-000338 · wf-form4_163658467501300.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,260

Underlying: Common Stock · 9,446 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.

F2 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F3 · derivative.exercise_price: 9,446 options granted February 13, 2018 at an exercise price of $73.24 per option.

F4 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F5 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F6 · balance_after: 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option; and 8,758 options granted February 10, 2021 at an exercise price of $160.62 per option.

SEC source: 0001555280-21-000338 · wf-form4_163658467501300.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,095

SEC source: 0001555280-21-000338 · wf-form4_163658467501300.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,541

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 23, 2021.

SEC source: 0001555280-21-000326 · wf-form4_163528066477404.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,706

Underlying: Common Stock · 9,446 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 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F4 · derivative.exercise_price: 9,446 options granted February 13, 2018 at an exercise price of $73.24 per option.

F5 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F6 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F7 · balance_after: 9,446 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option; and 8,758 options granted February 10, 2021 at an exercise price of $160.62 per option.

SEC source: 0001555280-21-000326 · wf-form4_163528066477404.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,095

F2 · price: The Price reported in Table I, Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $210.00 to $210.53, 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.

SEC source: 0001555280-21-000326 · wf-form4_163528066477404.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,541

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 23, 2021.

SEC source: 0001555280-21-000313 · wf-form4_163407006173960.xml · derivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,967.3929

Underlying: Common Stock · 41.838 shares

Expires not disclosed

F1 · security: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F2 · derivative.exercise_price: Each phantom stock unit represents a fraction of a phantom share of Zoetis common stock, plus a small amount of cash-equivalent investments (the cash-equivalent investments typically represent around 5% of the total value of the phantom stock unit). Accordingly, the value of each phantom stock unit is determined by reference to the market value of Zoetis common stock and the value of the cash-equivalent investments.

F1 · derivative.exercise_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F1 · derivative.expiration_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

SEC source: 0001555280-21-000268 · wf-form4_162681881301359.xml · derivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,832.4255

Underlying: Common Stock · 41.4608 shares

Expires not disclosed

F1 · security: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F2 · derivative.exercise_price: Each phantom stock unit represents a fraction of a phantom share of Zoetis common stock, plus a small amount of cash-equivalent investments (the cash-equivalent investments typically represent around 5% of the total value of the phantom stock unit). Accordingly, the value of each phantom stock unit is determined by reference to the market value of Zoetis common stock and the value of the cash-equivalent investments.

F1 · derivative.exercise_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F1 · derivative.expiration_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

SEC source: 0001555280-21-000248 · wf-form4_162447991484551.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,095

SEC source: 0001555280-21-000216 · wf-form4_162015935383859.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,152

Underlying: Common Stock · 12,238 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 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F4 · derivative.exercise_price: 12,238 options granted February 14, 2017 at an exercise price of $55.02 per option.

F5 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F6 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F7 · balance_after: 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option; and 8,758 options granted February 10, 2021 at an exercise price of $160.62 per option.

SEC source: 0001555280-21-000216 · wf-form4_162015935383859.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,645

F2 · price: The Price reported in Table I, Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $175.00 to $175.04, 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 purchased at each separate price within the range set forth in this footnote.

SEC source: 0001555280-21-000216 · wf-form4_162015935383859.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,883

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 25, 2020.

SEC source: 0001555280-21-000213 · wf-form4_161912402670655.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,390

Underlying: Common Stock · 11,637 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 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F4 · derivative.exercise_price: 11,637 options granted February 14, 2017 at an exercise price of $55.02 per option.

F5 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F6 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F7 · balance_after: 12,238 options granted February 14, 2017 at an exercise price of $55.02 per option; 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option; and 8,758 options granted February 10, 2021 at an exercise price of $160.62 per option.

SEC source: 0001555280-21-000213 · wf-form4_161912402670655.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,645

F2 · price: The Price reported in Table I, Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $170.00 to $170.52, 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.

SEC source: 0001555280-21-000213 · wf-form4_161912402670655.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,282

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 25, 2020.

SEC source: 0001555280-21-000203 · wf-form4_161835024255631.xml · derivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,698.441

Underlying: Common Stock · 109.8853 shares

Expires not disclosed

F1 · security: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F2 · derivative.exercise_price: Each phantom stock unit represents a fraction of a phantom share of Zoetis common stock, plus a small amount of cash-equivalent investments (the cash-equivalent investments typically represent around 5% of the total value of the phantom stock unit). Accordingly, the value of each phantom stock unit is determined by reference to the market value of Zoetis common stock and the value of the cash-equivalent investments.

F1 · derivative.exercise_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F1 · derivative.expiration_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

SEC source: 0001555280-21-000166 · wf-form4_161722493459834.xml · derivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,346.7859

Underlying: Common Stock · 213.8014 shares

Expires not disclosed

F1 · security: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F2 · derivative.exercise_price: Each phantom stock unit represents a fraction of a phantom share of Zoetis common stock, plus a small amount of cash-equivalent investments (the cash-equivalent investments typically represent around 5% of the total value of the phantom stock unit). Accordingly, the value of each phantom stock unit is determined by reference to the market value of Zoetis common stock and the value of the cash-equivalent investments.

F1 · derivative.exercise_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F1 · derivative.expiration_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

SEC source: 0001555280-21-000145 · wf-form4_161402948522749.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,027

Underlying: Common Stock · 600 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 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F4 · derivative.exercise_price: 600 options granted February 14, 2017 at an exercise price of $55.02 per option.

F5 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F6 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F7 · balance_after: 23,875 options granted February 14, 2017 at an exercise price of $55.02 per option; 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12,2019 at an exercise price of $87.51 per option; 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option; and 8,758 options granted February 10, 2021 at an exercise price of $160.62 per option .

SEC source: 0001555280-21-000145 · wf-form4_161402948522749.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,645

F2 · price: The Price reported in Table I, Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $170.03 to $170.07, 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.

SEC source: 0001555280-21-000145 · wf-form4_161402948522749.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,245

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 25, 2020.

SEC source: 0001555280-21-000131 · wf-form4_161360159755611.xml · derivative · entry 6

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,777.5362 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.

F4 · security: Performance award units having a three-year performance period covering 2018-2020 previously granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan, and dividend equivalent units automatically issued thereon. The performance award units reported herein were deemed acquired on February 9, 2021, which is the date the Zoetis Human Resources Committee certified the level of achievement of the applicable performance goal for these performance award units. The performance award units (and dividend equivalent units issued thereon) vested on February 13, 2021 and were settled in shares of Zoetis common stock.

F2 · derivative.exercise_price: Acquisition of common stock upon vesting and settlement of performance award units. Each performance award unit represents a right to receive one share of Zoetis Inc. common stock upon vesting of the performance award unit.

F2 · price: Acquisition of common stock upon vesting and settlement of performance award units. Each performance award unit represents a right to receive one share of Zoetis Inc. common stock upon vesting of the performance award unit.

F4 · derivative.exercise_date: Performance award units having a three-year performance period covering 2018-2020 previously granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan, and dividend equivalent units automatically issued thereon. The performance award units reported herein were deemed acquired on February 9, 2021, which is the date the Zoetis Human Resources Committee certified the level of achievement of the applicable performance goal for these performance award units. The performance award units (and dividend equivalent units issued thereon) vested on February 13, 2021 and were settled in shares of Zoetis common stock.

F4 · derivative.expiration_date: Performance award units having a three-year performance period covering 2018-2020 previously granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan, and dividend equivalent units automatically issued thereon. The performance award units reported herein were deemed acquired on February 9, 2021, which is the date the Zoetis Human Resources Committee certified the level of achievement of the applicable performance goal for these performance award units. The performance award units (and dividend equivalent units issued thereon) vested on February 13, 2021 and were settled in shares of Zoetis common stock.

SEC source: 0001555280-21-000131 · wf-form4_161360159755611.xml · derivative · entry 5

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,086.9132

Underlying: Common Stock · 5,327.2049 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 · security: Restricted stock units previously granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan, and dividend equivalent units automatically issued thereon (each an "RSU" and collectively, "RSUs"). The RSUs vest as follows and are settled in Zoetis common stock upon vesting: 5,327.2049 RSUs vested on February 13, 2021; 3,756.0633 RSUs will vest on February 12, 2022; 2,268.8499 RSUs will vest on February 11, 2023; and 2,062 RSUs will vest on February 10, 2024.

F1 · derivative.exercise_price: Acquisition of common stock upon vesting and settlement of restricted stock units (RSUs). Each RSU represents a right to receive one share of Zoetis Inc. common stock upon vesting of the RSU.

F1 · price: Acquisition of common stock upon vesting and settlement of restricted stock units (RSUs). Each RSU represents a right to receive one share of Zoetis Inc. common stock upon vesting of the RSU.

F3 · derivative.exercise_date: Restricted stock units previously granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan, and dividend equivalent units automatically issued thereon (each an "RSU" and collectively, "RSUs"). The RSUs vest as follows and are settled in Zoetis common stock upon vesting: 5,327.2049 RSUs vested on February 13, 2021; 3,756.0633 RSUs will vest on February 12, 2022; 2,268.8499 RSUs will vest on February 11, 2023; and 2,062 RSUs will vest on February 10, 2024.

F3 · derivative.expiration_date: Restricted stock units previously granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan, and dividend equivalent units automatically issued thereon (each an "RSU" and collectively, "RSUs"). The RSUs vest as follows and are settled in Zoetis common stock upon vesting: 5,327.2049 RSUs vested on February 13, 2021; 3,756.0633 RSUs will vest on February 12, 2022; 2,268.8499 RSUs will vest on February 11, 2023; and 2,062 RSUs will vest on February 10, 2024.

SEC source: 0001555280-21-000131 · wf-form4_161360159755611.xml · nonDerivative · entry 4

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,645

SEC source: 0001555280-21-000131 · wf-form4_161360159755611.xml · nonDerivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,595

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 · security: Acquisition of common stock upon vesting and settlement of performance award units. Each performance award unit represents a right to receive one share of Zoetis Inc. common stock upon vesting of the performance award unit.

F2 · price: Acquisition of common stock upon vesting and settlement of performance award units. Each performance award unit represents a right to receive one share of Zoetis Inc. common stock upon vesting of the performance award unit.

SEC source: 0001555280-21-000131 · wf-form4_161360159755611.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,818

SEC source: 0001555280-21-000131 · wf-form4_161360159755611.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,662

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 · security: Acquisition of common stock upon vesting and settlement of restricted stock units (RSUs). Each RSU represents a right to receive one share of Zoetis Inc. common stock upon vesting of the RSU.

F1 · price: Acquisition of common stock upon vesting and settlement of restricted stock units (RSUs). Each RSU represents a right to receive one share of Zoetis Inc. common stock upon vesting of the RSU.

SEC source: 0001555280-21-000083 · wf-form4_161317145688004.xml · derivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,627

Underlying: Common Stock · 8,758 shares

Expires not disclosed

F6 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F7 · derivative.exercise_price: 24,475 options granted February 14, 2017 at an exercise price of $55.02 per option; 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option; and 8,758 options granted February 10, 2021 at an exercise price of $160.62 per option.

F8 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F9 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F7 · balance_after: 24,475 options granted February 14, 2017 at an exercise price of $55.02 per option; 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option; and 8,758 options granted February 10, 2021 at an exercise price of $160.62 per option.

SEC source: 0001555280-21-000083 · wf-form4_161317145688004.xml · derivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,414.1181

Underlying: Common Stock · 2,062 shares

Expires not disclosed

F1 · security: Represents restricted stock units granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan, and dividend equivalent units automatically issued thereon (each an "RSU" and collectively, "RSUs"). Restricted stock units vest and are settled in shares of Zoetis common stock on the third anniversary of the date of grant, subject to the reporting person's continued service through such vesting date and subject to earlier vesting and settlement upon certain specific events. Dividend equivalent units vest and are settled in shares of Zoetis common stock on the third anniversary of the date of grant of the underlying restricted stock units, subject to the reporting person's continued service through such vesting date and subject to earlier vesting and settlement upon certain specific events.

F2 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Zoetis Inc. common stock.

F3 · derivative.exercise_date: Each RSU will vest and be settled in shares of Zoetis Inc. common stock on the third anniversary of the date of grant, subject to the reporting person's continued service through such vesting date and subject to earlier vesting and settlement upon certain specific events.

F4 · derivative.expiration_date: Not applicable.

F5 · balance_after: The RSUs vest as follows: 5,327.2049 RSUs will vest on February 13, 2021; 3,756.0633 RSUs will vest on February 12, 2022; 2,268.8499 RSUs will vest on February 11, 2023; and 2,062 RSUs will vest on February 10, 2024.

SEC source: 0001555280-21-000028 · wf-form4_161308434047530.xml · derivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,777.5362

Underlying: Common Stock · 7,777.5362 shares

Expires not disclosed

F1 · security: Represents performance award units with a three-year performance period covering 2018-2020 that were granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan, and dividend equivalent units automatically issued thereon. The performance award units reported herein were deemed acquired on February 9, 2021, which is the date the Zoetis Human Resources Committee certified the level of achievement of the applicable performance goal for these performance award units. The performance award units (and dividend equivalent units issued thereon) will vest and be settled in shares of Zoetis common stock on February 13, 2021, subject to the reporting person's continued service through such vesting date and subject to earlier vesting and settlement upon certain specific events.

F2 · derivative.exercise_price: Each performance award unit represents a contingent right to receive one share of Zoetis Inc. common stock.

F3 · derivative.exercise_date: Each performance award unit will vest and be settled in shares of Zoetis Inc. common stock on February 13, 2021, subject to the reporting person's continued service through such vesting date and subject to earlier vesting and settlement upon certain specific events.

F4 · derivative.expiration_date: Not applicable.

SEC source: 0001555280-21-000006 · wf-form4_161118202791394.xml · derivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,662.8029

Underlying: Common Stock · 51.2435 shares

Expires not disclosed

F1 · security: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F2 · derivative.exercise_price: Each phantom stock unit represents a fraction of a phantom share of Zoetis common stock, plus a small amount of cash-equivalent investments (the cash-equivalent investments typically represent around 5% of the total value of the phantom stock unit). Accordingly, the value of each phantom stock unit is determined by reference to the market value of Zoetis common stock and the value of the cash-equivalent investments.

F1 · derivative.exercise_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F1 · derivative.expiration_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

SEC source: 0001555280-20-000324 · wf-form4_160703378998655.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,869

Underlying: Common Stock · 1,180 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 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F4 · derivative.exercise_price: 1,180 options granted February 19, 2016 at an exercise price of $41.83 per option.

F5 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F6 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F7 · balance_after: 24,475 options granted February 14, 2017 at an exercise price of $55.02 per option; 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; and 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option.

SEC source: 0001555280-20-000324 · wf-form4_160703378998655.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,335

F2 · price: The Price reported in Table I, Column 4 is the price at which these shares were sold in multiple transactions.

SEC source: 0001555280-20-000324 · wf-form4_160703378998655.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,515

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 22, 2019.

SEC source: 0001555280-20-000309 · wf-form4_160444003191028.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,049

Underlying: Common Stock · 1,179 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 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F4 · derivative.exercise_price: 1,179 options granted February 19, 2016 at an exercise price of $41.83 per option.

F5 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F6 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F7 · balance_after: 1,180 options granted February 19, 2016 at an exercise price of $41.83 per option; 24,475 options granted February 14, 2017 at an exercise price of $55.02 per option; 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; and 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option.

SEC source: 0001555280-20-000309 · wf-form4_160444003191028.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,335

F2 · price: The Price reported in Table I, Column 4 is the price at which these shares were sold in multiple transactions.

SEC source: 0001555280-20-000309 · wf-form4_160444003191028.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,514

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 22, 2019.

SEC source: 0001555280-20-000291 · wf-form4_160262348058037.xml · derivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,498.4085

Underlying: Common Stock · 42.8955 shares

Expires not disclosed

F1 · security: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F2 · derivative.exercise_price: Each phantom stock unit represents a fraction of a phantom share of Zoetis common stock, plus a small amount of cash-equivalent investments (the cash-equivalent investments typically represent around 5% of the total value of the phantom stock unit). Accordingly, the value of each phantom stock unit is determined by reference to the market value of Zoetis common stock and the value of the cash-equivalent investments.

F1 · derivative.exercise_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F1 · derivative.expiration_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

SEC source: 0001555280-20-000282 · wf-form4_160167625940846.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,228

Underlying: Common Stock · 1,179 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 · security: Stock options (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F4 · derivative.exercise_price: 1,179 options granted February 19, 2016 at an exercise price of $41.83 per option.

F5 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F6 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F7 · balance_after: 2,359 options granted February 19, 2016 at an exercise price of $41.83 per option; 24,475 options granted February 14, 2017 at an exercise price of $55.02 per option; 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; and 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option.

SEC source: 0001555280-20-000282 · wf-form4_160167625940846.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,335

F2 · price: The Price reported in Table I, Column 4 is the price at which these shares were sold in multiple transactions.

SEC source: 0001555280-20-000282 · wf-form4_160167625940846.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,514

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 22, 2019.

SEC source: 0001555280-20-000271 · wf-form4_159907967840830.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,407

Underlying: Common Stock · 1,179 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 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F4 · derivative.exercise_price: 1,179 options granted February 19, 2016 at an exercise price of $41.83 per option.

F5 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F6 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F7 · balance_after: 3,538 options granted February 19, 2016 at an exercise price of $41.83 per option; 24,475 options granted February 14, 2017 at an exercise price of $55.02 per option; 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; and 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option.

SEC source: 0001555280-20-000271 · wf-form4_159907967840830.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,335

F2 · price: The Price reported in Table I, Column 4 is the price at which these shares were sold in multiple transactions.

SEC source: 0001555280-20-000271 · wf-form4_159907967840830.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,514

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 22, 2019.

SEC source: 0001555280-20-000249 · wf-form4_159657299079765.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,586

Underlying: Common Stock · 1,179 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.

F2 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F3 · derivative.exercise_price: 1,179 options granted February 19, 2016 at an exercise price of $41.83 per option.

F4 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F5 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F6 · balance_after: 4,717 options granted February 19, 2016 at an exercise price of $41.83 per option; 24,475 options granted February 14, 2017 at an exercise price of $55.02 per option; 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; and 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option.

SEC source: 0001555280-20-000249 · wf-form4_159657299079765.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,335

SEC source: 0001555280-20-000249 · wf-form4_159657299079765.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,514

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 22, 2019.

SEC source: 0001555280-20-000241 · wf-form4_159536421093476.xml · derivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,360.4307

Underlying: Common Stock · 57.2301 shares

Expires not disclosed

F1 · security: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F2 · derivative.exercise_price: Each phantom stock unit represents a fraction of a phantom share of Zoetis common stock, plus a small amount of cash-equivalent investments (the cash-equivalent investments typically represent around 5% of the total value of the phantom stock unit). Accordingly, the value of each phantom stock unit is determined by reference to the market value of Zoetis common stock and the value of the cash-equivalent investments.

F1 · derivative.exercise_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

F1 · derivative.expiration_date: These phantom stock units, which were acquired pursuant to the Zoetis Supplemental Savings Plan, are settled in cash following the reporting person's separation from service and may be transferred by the reporting person into an alternative investment fund at any time, provided Zoetis may limit the timing, frequency and permissibility of transfers from one investment fund to another at any time.

SEC source: 0001555280-20-000225 · wf-form4_159372797108332.xml · derivative · entry 3

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,765

Underlying: Common Stock · 1,179 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.

F2 · security: Stock option (right to buy Zoetis Inc. common stock) granted pursuant to the Zoetis Inc. 2013 Equity and Incentive Plan. The options vest on the third anniversary of the date of grant.

F3 · derivative.exercise_price: 1,179 options granted February 19, 2016 at an exercise price of $41.83 per option.

F4 · derivative.exercise_date: Each option vests on the third anniversary of the date of grant.

F5 · derivative.expiration_date: Each option expires on the tenth anniversary of the date of grant.

F6 · balance_after: 5,896 options granted February 19, 2016 at an exercise price of $41.83 per option; 24,475 options granted February 14, 2017 at an exercise price of $55.02 per option; 18,892 options granted February 13, 2018 at an exercise price of $73.24 per option; 14,921 options granted February 12, 2019 at an exercise price of $87.51 per option; and 9,581 options granted February 11, 2020 at an exercise price of $144.03 per option.

SEC source: 0001555280-20-000225 · wf-form4_159372797108332.xml · nonDerivative · entry 2

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,335

SEC source: 0001555280-20-000225 · wf-form4_159372797108332.xml · nonDerivative · entry 1

Chen Heidi C. · CIK 0001567828 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,514

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 · kind: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 22, 2019.