Knupp Catherine A.

SEC source: 0001555280-19-000065 · wf-form4_155019054771426.xml · derivative · entry 2

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 139,267

Underlying: Common Stock · 20,661 shares

Expires not disclosed

F6 · 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.

F7 · derivative.exercise_price: 28,563 options granted February 27, 2015 at an exercise price of $46.09 per option; 32,767 options granted February 19, 2016 at an exercise price of $41.83 per option; 32,634 options granted February 14, 2017 at an exercise price of $55.02 per option; 24,642 options granted February 13, 2018 at an exercise price of $73.24 per option; and 20,661 options granted February 12, 2019 at an exercise price of $87.51.

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: 28,563 options granted February 27, 2015 at an exercise price of $46.09 per option; 32,767 options granted February 19, 2016 at an exercise price of $41.83 per option; 32,634 options granted February 14, 2017 at an exercise price of $55.02 per option; 24,642 options granted February 13, 2018 at an exercise price of $73.24 per option; and 20,661 options granted February 12, 2019 at an exercise price of $87.51.

SEC source: 0001555280-19-000065 · wf-form4_155019054771426.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,555.7157

Underlying: Common Stock · 5,142 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: 8,951.3182 RSUs will vest on February 19, 2019; 8,593.1842 RSUs will vest on February 14, 2020; 6,869.2133 RSUs will vest on February 13, 2021; and 5,142.0000 RSUs will vest on February 12, 2022.

SEC source: 0001555280-19-000014 · wf-form4_154758878965248.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,888.4427

Underlying: Common Stock · 97.9585 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: 0001555280-18-000258 · wf-form4_153972231376123.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,579.0735

Underlying: Common Stock · 81.2821 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: 0001555280-18-000234 · wf-form4_153445214312382.xml · derivative · entry 3

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 118,606

Underlying: Common Stock · 46,816 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 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.

F3 · derivative.exercise_price: 46,816 options granted March 4, 2014 at an exercise price of $30.89 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: 28,563 options granted February 27, 2015 at an exercise price of $46.09 per option; 32,767 options granted February 19, 2016 at an exercise price of $41.83 per option; 32,634 options granted February 14, 2017 at an exercise price of $55.02 per option; and 24,642 options granted February 13, 2018 at an exercise price of $73.24 per option.

SEC source: 0001555280-18-000234 · wf-form4_153445214312382.xml · nonDerivative · entry 2

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,824

F1 · 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 $90.67 to $91.00, 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: 0001555280-18-000234 · wf-form4_153445214312382.xml · nonDerivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,640

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.

SEC source: 0001555280-18-000210 · wf-form4_153186155994881.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,321.4628

Underlying: Common Stock · 97.8675 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: 0001555280-18-000162 · wf-form4_152399889928809.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,011.2969

Underlying: Common Stock · 241.2704 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: 0001555280-18-000140 · wf-form4_152115133312379.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,246.3891

Underlying: Common Stock · 372.7771 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: 0001555280-18-000113 · wf-form4_151994229069056.xml · derivative · entry 6

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,795.7844 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 2015-2017 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 13, 2018, which is the date the Zoetis Compensation 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 27, 2018 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 2015-2017 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 13, 2018, which is the date the Zoetis Compensation 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 27, 2018 and were settled in shares of Zoetis common stock.

F4 · derivative.expiration_date: Performance award units having a three-year performance period covering 2015-2017 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 13, 2018, which is the date the Zoetis Compensation 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 27, 2018 and were settled in shares of Zoetis common stock.

SEC source: 0001555280-18-000113 · wf-form4_151994229069056.xml · derivative · entry 5

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,260.1324

Underlying: Common Stock · 7,394.8771 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: 7,394.8771 RSUs vested on February 27, 2018; 8,895.0067 RSUs will vest on February 19, 2019; 8,539.1257 RSUs will vest on February 14, 2020; and 6,826 RSUs will vest on February 13, 2021.

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: 7,394.8771 RSUs vested on February 27, 2018; 8,895.0067 RSUs will vest on February 19, 2019; 8,539.1257 RSUs will vest on February 14, 2020; and 6,826 RSUs will vest on February 13, 2021.

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: 7,394.8771 RSUs vested on February 27, 2018; 8,895.0067 RSUs will vest on February 19, 2019; 8,539.1257 RSUs will vest on February 14, 2020; and 6,826 RSUs will vest on February 13, 2021.

SEC source: 0001555280-18-000113 · wf-form4_151994229069056.xml · nonDerivative · entry 4

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,824

SEC source: 0001555280-18-000113 · wf-form4_151994229069056.xml · nonDerivative · entry 3

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,531

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: 0001555280-18-000113 · wf-form4_151994229069056.xml · nonDerivative · entry 2

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,736

SEC source: 0001555280-18-000113 · wf-form4_151994229069056.xml · nonDerivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,809

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: 0001555280-18-000089 · wf-form4_151968070874746.xml · derivative · entry 3

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 165,422

Underlying: Common Stock · 42,796 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 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.

F3 · derivative.exercise_price: 42,796 options granted January 31, 2013 at an exercise price of $26.00 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: 46,816 options granted March 4, 2014 at an exercise price of $30.89 per option; 28,563 options granted February 27, 2015 at an exercise price of $46.09 per option; 32,767 options granted February 19, 2016 at an exercise price of $41.83 per option; 32,634 options granted February 14, 2017 at an exercise price of $55.02 per option; and 24,642 options granted February 13, 2018 at an exercise price of $73.24 per option.

SEC source: 0001555280-18-000089 · wf-form4_151968070874746.xml · nonDerivative · entry 2

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,415

F1 · 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 $82.10 to $82.16, 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: 0001555280-18-000089 · wf-form4_151968070874746.xml · nonDerivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,211

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.

SEC source: 0001555280-18-000059 · wf-form4_151873068732376.xml · derivative · entry 3

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,795.7844

Underlying: Common Stock · 10,795.7844 shares

Expires not disclosed

F10 · security: Represents performance award units with a three-year performance period covering 2015-2017 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 13, 2018, which is the date the Zoetis Compensation 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 27, 2018, subject to the reporting person's continued service through such vesting date and subject to earlier vesting and settlement upon certain specific events.

F11 · derivative.exercise_price: Each performance award unit represents a contingent right to receive one share of Zoetis Inc. common stock.

F12 · derivative.exercise_date: Each performance award unit will vest and be settled in shares of Zoetis Inc. common stock on February 27, 2018, 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: 0001555280-18-000059 · wf-form4_151873068732376.xml · derivative · entry 2

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 208,218

Underlying: Common Stock · 24,642 shares

Expires not disclosed

F6 · 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.

F7 · derivative.exercise_price: 42,796 options granted January 31, 2013 at an exercise price of $26.00 per option; 46,816 options granted March 4, 2014 at an exercise price of $30.89 per option; 28,563 options granted February 27, 2015 at an exercise price of $46.09 per option; 32,767 options granted February 19, 2016 at an exercise price of $41.83 per option; 32,634 options granted February 14, 2017 at an exercise price of $55.02 per option; and 24,642 options granted February 13, 2018 at an exercise price of $73.24 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: 42,796 options granted January 31, 2013 at an exercise price of $26.00 per option; 46,816 options granted March 4, 2014 at an exercise price of $30.89 per option; 28,563 options granted February 27, 2015 at an exercise price of $46.09 per option; 32,767 options granted February 19, 2016 at an exercise price of $41.83 per option; 32,634 options granted February 14, 2017 at an exercise price of $55.02 per option; and 24,642 options granted February 13, 2018 at an exercise price of $73.24 per option.

SEC source: 0001555280-18-000059 · wf-form4_151873068732376.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,655.0095

Underlying: Common Stock · 6,826 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: 7,394.8771 RSUs will vest on February 27, 2018; 8,895.0067 RSUs will vest on February 19, 2019; 8,539.1257 RSUs will vest on February 14, 2020; and 6,826 RSUs will vest on February 13, 2021.

SEC source: 0001555280-18-000017 · wf-form4_151631332691603.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,063.8487

Underlying: Common Stock · 106.9228 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: 0001555280-17-000200 · wf-form4_150818713615269.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 725.901

Underlying: Common Stock · 105.7931 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: 0001555280-17-000156 · wf-form4_150032380440423.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 393.3794

Underlying: Common Stock · 125.3722 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: 0001555280-17-000132 · wf-form4_149488264473574.xml · derivative · entry 2

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,725.0158 shares

Expires not disclosed

F2 · 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.

F3 · 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.

F2 · 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.

F2 · 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: 0001555280-17-000132 · wf-form4_149488264473574.xml · nonDerivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,415

F1 · 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 $60.16 to $60.17, 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: 0001555280-17-000116 · wf-form4_149281062838341.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,813.2955

Underlying: Common Stock · 303.8511 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.

F3 · balance_after: This number includes an additional 235.7365 phantom stock units that were previously incorrectly included in Ms. Knupp's qualified plan due to a system error.

SEC source: 0001555280-17-000097 · wf-form4_149133844230114.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,630.1137

Underlying: Common Stock · 595.0836 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: 0001555280-17-000078 · wf-form4_148892326467514.xml · derivative · entry 3

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,659.9991

Underlying: Common Stock · 12,428.5081 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: 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: 12,428.5081 RSUs vested on March 4, 2017; 7,344.5404 RSUs will vest on February 27, 2018; 8,834.4587 RSUs will vest on February 19, 2019; and 8,481 RSUs will vest on February 14, 2020.

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.

F2 · 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: 12,428.5081 RSUs vested on March 4, 2017; 7,344.5404 RSUs will vest on February 27, 2018; 8,834.4587 RSUs will vest on February 19, 2019; and 8,481 RSUs will vest on February 14, 2020.

F2 · 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: 12,428.5081 RSUs vested on March 4, 2017; 7,344.5404 RSUs will vest on February 27, 2018; 8,834.4587 RSUs will vest on February 19, 2019; and 8,481 RSUs will vest on February 14, 2020.

SEC source: 0001555280-17-000078 · wf-form4_148892326467514.xml · nonDerivative · entry 2

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,200

SEC source: 0001555280-17-000078 · wf-form4_148892326467514.xml · nonDerivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,913

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: 0001555280-17-000049 · wf-form4_148728117905162.xml · derivative · entry 2

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 183,576

Underlying: Common Stock · 32,634 shares

Expires not disclosed

F6 · 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.

F7 · derivative.exercise_price: 42,796 options granted January 31, 2013 at an exercise price of $26.00 per option; 46,816 options granted March 4, 2014 at an exercise price of $30.89 per option; 28,563 options granted February 27, 2015 at an exercise price of $46.09 per option; 32,767 options granted February 19, 2016 at an exercise price of $41.83 per option; and 32,634 options granted February 14, 2017 at an exercise price of $55.02 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: 42,796 options granted January 31, 2013 at an exercise price of $26.00 per option; 46,816 options granted March 4, 2014 at an exercise price of $30.89 per option; 28,563 options granted February 27, 2015 at an exercise price of $46.09 per option; 32,767 options granted February 19, 2016 at an exercise price of $41.83 per option; and 32,634 options granted February 14, 2017 at an exercise price of $55.02 per option.

SEC source: 0001555280-17-000049 · wf-form4_148728117905162.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,088.5072

Underlying: Common Stock · 8,481 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: 12,428.5081 RSUs will vest on March 4, 2017; 7,344.5404 RSUs will vest on February 27, 2018; 8,834.4587 RSUs will vest on February 19, 2019; and 8,481 RSUs will vest on February 14, 2020.

SEC source: 0001555280-17-000015 · wf-form4_148495033414663.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,772.8266

Underlying: Common Stock · 133.8576 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: 0001555280-16-000480 · wf-form4_147675501426252.xml · derivative · entry 1

Knupp Catherine A. · CIK 0001567826 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,354.8647

Underlying: Common Stock · 142.1804 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.