GH

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 11

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · Shares held by Talasaz and Eskandari 2017 Family Trust

Disclosed balance after: 3,643,037

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $98.63 to $99.60, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 10

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · Shares held by Talasaz and Eskandari 2017 Family Trust

Disclosed balance after: 3,650,741

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $97.63 to $98.61, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 9

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · Shares held by Talasaz and Eskandari 2017 Family Trust

Disclosed balance after: 3,661,816

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F4 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $96.62 to $97.60, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 8

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · Shares held by Talasaz and Eskandari 2017 Family Trust

Disclosed balance after: 3,669,323

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $95.59 to $96.56, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 7

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,591

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · shares: Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 6

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,616

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · shares: Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F7 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $99.69 to $100.13, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 5

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,036

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · shares: Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $98.63 to $99.60, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 4

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,788

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · shares: Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $97.63 to $98.61, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 3

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,753

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · shares: Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F4 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $96.62 to $97.60, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 2

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,434

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · shares: Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $95.59 to $96.56, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-011195 · wf-form4_156686291802686.xml · nonDerivative · entry 1

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,196

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: 0001628280-19-011161 · wf-form4_156659511405476.xml · nonDerivative · entry 1

Nishar Dipchand · CIK 0001519500 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,962

F1 · kind: Represents the receipt of shares of Common Stock of the Issuer by virtue of a pro-rata distribution from Mr. Nishar's investment in an investment fund.

SEC source: 0001628280-19-011163 · wf-form4_156659522997580.xml · nonDerivative · entry 1

Hilaly Aaref · CIK 0001606209 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By estate planning vehicles

Disclosed balance after: 32,746

F1 · kind: Represents the receipt of shares of Common Stock of the Issuer by virtue of a pro rata in-kind distribution by entities affiliated with Sequoia Capital to its partners or members, including subsequent distributions by general partners or managing members to their respective partners or members.

SEC source: 0001628280-19-010967 · wf-form4_156626077072647.xml · derivative · entry 7

BERTOCCI DEREK A · CIK 0001206964 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,464

Underlying: COMMON STOCK · 27,548 shares

Expires 2026-07-26

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.

F7 · derivative.exercise_date: The stock option vests and becomes exercisable as to 25% of the options on July 18, 2017, thereafter vests in equal monthly installments over 36 months.

SEC source: 0001628280-19-010967 · wf-form4_156626077072647.xml · nonDerivative · entry 6

BERTOCCI DEREK A · CIK 0001206964 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,962

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $3.63 per share.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.21 to $103.01, 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 this footnote.

SEC source: 0001628280-19-010967 · wf-form4_156626077072647.xml · nonDerivative · entry 5

BERTOCCI DEREK A · CIK 0001206964 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 89,261

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $3.63 per share.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $101.20 to $102.13, 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 this footnote.

SEC source: 0001628280-19-010967 · wf-form4_156626077072647.xml · nonDerivative · entry 4

BERTOCCI DEREK A · CIK 0001206964 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 91,567

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $3.63 per share.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.15 to $101.14, 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 this footnote.

SEC source: 0001628280-19-010967 · wf-form4_156626077072647.xml · nonDerivative · entry 3

BERTOCCI DEREK A · CIK 0001206964 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,967

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $3.63 per share.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $99.12 to $100.00, 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 this footnote.

SEC source: 0001628280-19-010967 · wf-form4_156626077072647.xml · nonDerivative · entry 2

BERTOCCI DEREK A · CIK 0001206964 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 116,070

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $3.63 per share.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $98.12 to $99.11, 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 this footnote.

SEC source: 0001628280-19-010967 · wf-form4_156626077072647.xml · nonDerivative · entry 1

BERTOCCI DEREK A · CIK 0001206964 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 127,510

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: 0001628280-19-010912 · wf-form4_156600200354743.xml · derivative · entry 4

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 117,560

Underlying: COMMON STOCK · 30,000 shares

Expires 2027-07-13

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 · derivative.exercise_date: The stock option vests and becomes exercisable in equal monthly installments over 48 months commencing on April 23, 2017.

SEC source: 0001628280-19-010912 · wf-form4_156600200354743.xml · nonDerivative · entry 3

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 208,737

F1 · shares: Some of these shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $101.51 to $101.60, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, or the staff of the Securities andExchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001628280-19-010912 · wf-form4_156600200354743.xml · nonDerivative · entry 2

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 209,761

F1 · shares: Some of these shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $100.50 to $101.48, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, or the staff of the Securities andExchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001628280-19-010912 · wf-form4_156600200354743.xml · nonDerivative · entry 1

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 261,737

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: 0001628280-19-010908 · wf-form4_156599581412425.xml · derivative · entry 21

Eltoukhy Helmy · CIK 0001752968 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 956,227

Underlying: COMMON STOCK · 53,150 shares

Expires 2022-07-13

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.

F15 · derivative.exercise_date: The stock option vests and becomes exercisable in equal monthly installments over 48 months commencing on April 23, 2017.

SEC source: 0001628280-19-010908 · wf-form4_156599581412425.xml · nonDerivative · entry 16

Eltoukhy Helmy · CIK 0001752968 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,524,565

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F14 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $101.58 to $101.75, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010908 · wf-form4_156599581412425.xml · nonDerivative · entry 15

Eltoukhy Helmy · CIK 0001752968 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,534,999

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F13 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $100.56 to $101.55, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010908 · wf-form4_156599581412425.xml · nonDerivative · entry 14

Eltoukhy Helmy · CIK 0001752968 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,668,533

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F12 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $99.56 to $100.55, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010908 · wf-form4_156599581412425.xml · nonDerivative · entry 13

Eltoukhy Helmy · CIK 0001752968 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,690,660

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: 0001628280-19-010974 · wf-form4_156626180538841.xml · derivative · entry 21

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,106,925

Underlying: COMMON STOCK · 18,726 shares

Expires 2022-07-13

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.

F7 · derivative.exercise_date: The stock option vests and becomes exercisable in equal monthly installments over 48 months commencing on April 23, 2017.

F8 · derivative.expiration_date: The expiration date of July 13, 2027 reported in the Reporting Person's prior Form 3 and Form 4 filings was in error.

SEC source: 0001628280-19-010974 · wf-form4_156626180538841.xml · nonDerivative · entry 18

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · Shares held by Sana Talasaz 2018 Irrevocable Trust

Disclosed balance after: 11,428

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $100.64 to $101.39, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010974 · wf-form4_156626180538841.xml · nonDerivative · entry 17

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · Shares held by Sana Talasaz 2018 Irrevocable Trust

Disclosed balance after: 12,377

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $99.64 to $100.63, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010974 · wf-form4_156626180538841.xml · nonDerivative · entry 16

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · Shares held by Samar Talasaz 2018 Irrevocable Trust

Disclosed balance after: 11,428

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $100.64 to $101.39, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010974 · wf-form4_156626180538841.xml · nonDerivative · entry 15

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · Shares held by Samar Talasaz 2018 Irrevocable Trust

Disclosed balance after: 12,377

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $99.64 to $100.63, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010974 · wf-form4_156626180538841.xml · nonDerivative · entry 14

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · Shares held by Talasaz and Eskandari 2017 Family Trust

Disclosed balance after: 3,674,258

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $100.64 to $101.39, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010974 · wf-form4_156626180538841.xml · nonDerivative · entry 13

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · Shares held by Talasaz and Eskandari 2017 Family Trust

Disclosed balance after: 3,709,753

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $99.64 to $100.63, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010974 · wf-form4_156626180538841.xml · nonDerivative · entry 12

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,707

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · shares: Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $100.64 to $101.39, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010974 · wf-form4_156626180538841.xml · nonDerivative · entry 11

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,404

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F2 · shares: Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $99.64 to $100.63, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010974 · wf-form4_156626180538841.xml · nonDerivative · entry 10

Talasaz AmirAli · CIK 0001753159 · Director · Chairman, President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,620

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: 0001628280-19-010910 · wf-form4_156600188688154.xml · nonDerivative · entry 29

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Matthew Wiley 2019 Irrevocable Trust

Disclosed balance after: 0

F2 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $98.25 to $99.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

F1 · ownership.direct: The Reporting Person disclaims beneficial ownership of such shares except to the extent of his indirect pecuniary interest therein, if any.

SEC source: 0001628280-19-010910 · wf-form4_156600188688154.xml · nonDerivative · entry 28

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Matthew Wiley 2019 Irrevocable Trust

Disclosed balance after: 1,164

F2 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $97.24 to $98.22, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

F1 · ownership.direct: The Reporting Person disclaims beneficial ownership of such shares except to the extent of his indirect pecuniary interest therein, if any.

SEC source: 0001628280-19-010910 · wf-form4_156600188688154.xml · nonDerivative · entry 27

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Coleman Wiley 2019 Irrevocable Trust

Disclosed balance after: 0

F2 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $98.25 to $99.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

F1 · ownership.direct: The Reporting Person disclaims beneficial ownership of such shares except to the extent of his indirect pecuniary interest therein, if any.

SEC source: 0001628280-19-010910 · wf-form4_156600188688154.xml · nonDerivative · entry 26

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Coleman Wiley 2019 Irrevocable Trust

Disclosed balance after: 1,164

F2 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $97.24 to $98.22, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

F1 · ownership.direct: The Reporting Person disclaims beneficial ownership of such shares except to the extent of his indirect pecuniary interest therein, if any.

SEC source: 0001628280-19-010910 · wf-form4_156600188688154.xml · nonDerivative · entry 25

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Andrew Wiley 2019 Irrevocable Trust

Disclosed balance after: 0

F2 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $98.25 to $99.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

F1 · ownership.direct: The Reporting Person disclaims beneficial ownership of such shares except to the extent of his indirect pecuniary interest therein, if any.

SEC source: 0001628280-19-010910 · wf-form4_156600188688154.xml · nonDerivative · entry 24

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Andrew Wiley 2019 Irrevocable Trust

Disclosed balance after: 1,164

F2 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $97.24 to $98.22, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

F1 · ownership.direct: The Reporting Person disclaims beneficial ownership of such shares except to the extent of his indirect pecuniary interest therein, if any.

SEC source: 0001628280-19-010910 · wf-form4_156600188688154.xml · nonDerivative · entry 23

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Isabella Wiley 2019 Irrevocable Trust

Disclosed balance after: 0

F2 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $98.25 to $99.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

F1 · ownership.direct: The Reporting Person disclaims beneficial ownership of such shares except to the extent of his indirect pecuniary interest therein, if any.

SEC source: 0001628280-19-010910 · wf-form4_156600188688154.xml · nonDerivative · entry 22

Wiley Michael J · CIK 0001753789 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Isabella Wiley 2019 Irrevocable Trust

Disclosed balance after: 1,164

F2 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $97.24 to $98.22, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

F1 · ownership.direct: The Reporting Person disclaims beneficial ownership of such shares except to the extent of his indirect pecuniary interest therein, if any.

SEC source: 0001628280-19-010908 · wf-form4_156599581412425.xml · derivative · entry 20

Eltoukhy Helmy · CIK 0001752968 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,009,377

Underlying: COMMON STOCK · 8,428 shares

Expires 2022-07-13

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.

F15 · derivative.exercise_date: The stock option vests and becomes exercisable in equal monthly installments over 48 months commencing on April 23, 2017.

SEC source: 0001628280-19-010908 · wf-form4_156599581412425.xml · nonDerivative · entry 12

Eltoukhy Helmy · CIK 0001752968 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,637,510

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F11 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $99.05 to $99.14, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.

SEC source: 0001628280-19-010908 · wf-form4_156599581412425.xml · nonDerivative · entry 11

Eltoukhy Helmy · CIK 0001752968 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,638,402

F1 · shares: These shares were sold under a pre-arranged sales plan pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended. Some of the shares sold were acquired contemporaneously upon the cashless exercise of stock options at an exercise price of $4.18 per share.

F10 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $98.05 to $99.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder, 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 range set forth in this footnote.