ZS

SEC source: 0001713683-21-000002 · wf-form4_160979994124956.xml · nonDerivative · entry 1

BLASING KAREN · CIK 0001256358 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,595

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.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 18

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,727,830

F7 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $209.615 to $209.825, inclusive.

F9 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SDC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 17

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,727,897

F6 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $208.53 to $209.51, inclusive.

F9 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SDC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 16

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,729,614

F5 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $207.53 to $208.52, inclusive.

F9 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SDC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 15

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,734,531

F4 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $206.53 to $207.52, inclusive.

F9 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SDC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 14

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,737,357

F3 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $205.17 to $206.07, inclusive.

F9 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SDC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 13

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,745,190

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.17 to $205.16, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and footnotes (3) through (7) to this Form 4.

F9 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SDC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 12

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,727,830

F7 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $209.615 to $209.825, inclusive.

F8 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SRC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 11

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,727,897

F6 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $208.53 to $209.51, inclusive.

F8 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SRC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 10

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,729,614

F5 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $207.53 to $208.52, inclusive.

F8 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SRC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 9

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,734,531

F4 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $206.53 to $207.52, inclusive.

F8 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SRC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 8

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,737,357

F3 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $205.17 to $206.07, inclusive.

F8 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SRC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 7

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,745,190

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.17 to $205.16, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and footnotes (3) through (7) to this Form 4.

F8 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of SRC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 6

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,727,830

F7 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $209.615 to $209.825, inclusive.

F2 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of YPC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 5

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,727,896

F6 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $208.53 to $209.51, inclusive.

F2 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of YPC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 4

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,729,613

F5 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $207.53 to $208.52, inclusive.

F2 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of YPC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 3

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,734,530

F4 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $206.53 to $207.52, inclusive.

F2 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of YPC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 2

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,737,357

F3 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $205.17 to $206.07, inclusive.

F2 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of YPC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000215 · wf-form4_160927761517284.xml · nonDerivative · entry 1

Mangal Ajay · CIK 0001733842 · 10% owner

CJCP Trust · CIK 0001733852 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,745,190

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.17 to $205.16, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and footnotes (3) through (7) to this Form 4.

F2 · ownership.nature: The shares are held of record by the CKS Trust for the benefit of YPC dated 12/30/2017 for which Mr. Mangal serves as trustee.

SEC source: 0001713683-20-000213 · wf-form4_160918969358615.xml · derivative · entry 4

Rajic Dali · CIK 0001695005 · Pres Go-To-Mkt/ Chief Rev Ofcr

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 118,026

Underlying: Commom Stock · 31,974 shares

Expires 2029-09-12

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: One-fourth of the shares subject to the option vest on September 10, 2020 and 1/48 of the shares vest monthly thereafter.

SEC source: 0001713683-20-000213 · wf-form4_160918969358615.xml · nonDerivative · entry 3

Rajic Dali · CIK 0001695005 · Pres Go-To-Mkt/ Chief Rev Ofcr

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 285,587

F2 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $207.50 to $207.68, inclusive.

SEC source: 0001713683-20-000213 · wf-form4_160918969358615.xml · nonDerivative · entry 2

Rajic Dali · CIK 0001695005 · Pres Go-To-Mkt/ Chief Rev Ofcr

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 316,532

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $206.50 to $207.48, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and (2) to this Form 4.

SEC source: 0001713683-20-000213 · wf-form4_160918969358615.xml · nonDerivative · entry 1

Rajic Dali · CIK 0001695005 · Pres Go-To-Mkt/ Chief Rev Ofcr

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 330,587

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: 0001713683-20-000211 · wf-form4_160867739444355.xml · nonDerivative · entry 4

Sinha Amit · CIK 0001733850 · Director · President of R&D and CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 82,375

F2 · ownership.nature: The shares are held of record in trust for the reporting person's minor son for which Neha and Piyush Kumar serve as co-trustees.

SEC source: 0001713683-20-000211 · wf-form4_160867739444355.xml · nonDerivative · entry 3

Sinha Amit · CIK 0001733850 · Director · President of R&D and CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 82,374

F1 · ownership.nature: The shares are held of record in trust for the reporting person's minor daughter for which Neha and Piyush Kumar serve as co-trustees.

SEC source: 0001713683-20-000210 · wf-form4_160867737699240.xml · nonDerivative · entry 1

Schlossman Robert · CIK 0001435941 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 136,772

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on July 7, 2020.

SEC source: 0001713683-20-000211 · wf-form4_160867739444355.xml · nonDerivative · entry 2

Sinha Amit · CIK 0001733850 · Director · President of R&D and CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 90,375

F2 · ownership.nature: The shares are held of record in trust for the reporting person's minor son for which Neha and Piyush Kumar serve as co-trustees.

SEC source: 0001713683-20-000211 · wf-form4_160867739444355.xml · nonDerivative · entry 1

Sinha Amit · CIK 0001733850 · Director · President of R&D and CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 90,374

F1 · ownership.nature: The shares are held of record in trust for the reporting person's minor daughter for which Neha and Piyush Kumar serve as co-trustees.

SEC source: 0001713683-21-000014 · wf-form4_161014573802349.xml · nonDerivative · entry 2

Brown Andrew William Fraser · CIK 0001593803 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,632

F2 · shares: In 2017, the reporting person transferred 50,000 shares of common stock to a grantor retained annuity trust for the benefit of himself. On December 21, 2020 the trust returned the remaining 24,813 shares to the reporting person.

SEC source: 0001713683-20-000206 · wf-form4_160824736149166.xml · nonDerivative · entry 9

Schlossman Robert · CIK 0001435941 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 138,697

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on July 7, 2020.

F10 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $193.80 to $194.20, inclusive.

SEC source: 0001713683-20-000206 · wf-form4_160824736149166.xml · nonDerivative · entry 8

Schlossman Robert · CIK 0001435941 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 138,737

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on July 7, 2020.

F9 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $192.70 to $193.68, inclusive.

SEC source: 0001713683-20-000206 · wf-form4_160824736149166.xml · nonDerivative · entry 7

Schlossman Robert · CIK 0001435941 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 138,797

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on July 7, 2020.

F8 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $191.46 to $192.23, inclusive.

SEC source: 0001713683-20-000206 · wf-form4_160824736149166.xml · nonDerivative · entry 6

Schlossman Robert · CIK 0001435941 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 138,917

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on July 7, 2020.

F7 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $190.31 to $191.21, inclusive.

SEC source: 0001713683-20-000206 · wf-form4_160824736149166.xml · nonDerivative · entry 5

Schlossman Robert · CIK 0001435941 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 139,237

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on July 7, 2020.

F6 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $189.27 to $190.03, inclusive.

SEC source: 0001713683-20-000206 · wf-form4_160824736149166.xml · nonDerivative · entry 4

Schlossman Robert · CIK 0001435941 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 139,477

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on July 7, 2020.

F5 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $188.26 to $189.25, inclusive.

SEC source: 0001713683-20-000206 · wf-form4_160824736149166.xml · nonDerivative · entry 3

Schlossman Robert · CIK 0001435941 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140,195

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on July 7, 2020.

F4 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $187.23 to $188.19, inclusive.

SEC source: 0001713683-20-000206 · wf-form4_160824736149166.xml · nonDerivative · entry 2

Schlossman Robert · CIK 0001435941 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140,558

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on July 7, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $185.89 to $186.13, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) and (10) to this Form 4.

SEC source: 0001713683-20-000204 · wf-form4_160824732418678.xml · nonDerivative · entry 2

Sinha Amit · CIK 0001733850 · Director · President of R&D and CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 26,000

F1 · ownership.nature: The shares are held of record by the Amit & Deepali Sinha Foundation for which the reporting person and his spouse serve as trustees.

SEC source: 0001713683-20-000204 · wf-form4_160824732418678.xml · nonDerivative · entry 1

Sinha Amit · CIK 0001733850 · Director · President of R&D and CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 29,000

F1 · ownership.nature: The shares are held of record by the Amit & Deepali Sinha Foundation for which the reporting person and his spouse serve as trustees.

SEC source: 0001713683-20-000198 · wf-form4_160816735244516.xml · derivative · entry 11

CANESSA REMO · CIK 0001250311 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,196

Underlying: Common Stock · 28,804 shares

Expires 2027-03-02

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.

F8 · derivative.exercise_date: The option is subject to an early exercise provision and is immediately exercisable. One-fourth of the shares subject to the option vested on February 6, 2018 and 1/48 of the shares vest monthly thereafter.

SEC source: 0001713683-20-000198 · wf-form4_160816735244516.xml · nonDerivative · entry 10

CANESSA REMO · CIK 0001250311 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 307,588

F7 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $185.28 to $185.94, inclusive.

SEC source: 0001713683-20-000198 · wf-form4_160816735244516.xml · nonDerivative · entry 9

CANESSA REMO · CIK 0001250311 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 308,842

F6 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $184.28 to $185.23, inclusive.

SEC source: 0001713683-20-000198 · wf-form4_160816735244516.xml · nonDerivative · entry 8

CANESSA REMO · CIK 0001250311 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 313,743

F6 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $184.28 to $185.23, inclusive.

SEC source: 0001713683-20-000198 · wf-form4_160816735244516.xml · nonDerivative · entry 7

CANESSA REMO · CIK 0001250311 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 326,778

F5 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $182.27 to $183.23, inclusive.

SEC source: 0001713683-20-000198 · wf-form4_160816735244516.xml · nonDerivative · entry 6

CANESSA REMO · CIK 0001250311 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 335,259

F4 · price: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $181.035 to $183.00, inclusive.

SEC source: 0001713683-20-000198 · wf-form4_160816735244516.xml · nonDerivative · entry 5

CANESSA REMO · CIK 0001250311 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 336,392

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: 0001713683-20-000198 · wf-form4_160816735244516.xml · nonDerivative · entry 4

CANESSA REMO · CIK 0001250311 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 307,588

F3 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units as mandated by the Issuer's election under its equity incentive plans and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001713683-20-000199 · wf-form4_160816737258278.xml · nonDerivative · entry 6

Sinha Amit · CIK 0001733850 · Director · President of R&D and CTO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 249,646

F6 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units as mandated by the Issuer's election under its equity incentive plans and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001713683-20-000199 · wf-form4_160816737258278.xml · nonDerivative · entry 5

Sinha Amit · CIK 0001733850 · Director · President of R&D and CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 33,000

F5 · ownership.nature: The shares are held of record by the Amit & Deepali Sinha Foundation for which the reporting person and his spouse serve as trustees.

SEC source: 0001713683-20-000205 · wf-form4_160824734000653.xml · nonDerivative · entry 1

Rajic Dali · CIK 0001695005 · Pres Go-To-Mkt/ Chief Rev Ofcr

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 298,613

F1 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units as mandated by the Issuer's election under its equity incentive plans and does not represent a discretionary trade by the Reporting Person.