NELSON MARILYN C

SEC source: 0001104659-19-039575 · a4.xml · nonDerivative · entry 1

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 385,517

F1 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-027221 · a4.xml · derivative · entry 1

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,569

Underlying: Common Stock · 4,569 shares

Expires 2029-05-02

F1 · derivative.exercise_date: The option vests and becomes exercisable on May 2, 2020, subject to the Reporting Person's continuous service to the Issuer through such date.

SEC source: 0001104659-19-021129 · a4.xml · nonDerivative · entry 3

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,562

F4 · shares: Represents shares of common stock received in lieu of cash fees pursuant to the Company's Non-Employee Director Compensation Policy.

SEC source: 0001104659-19-021129 · a4.xml · nonDerivative · entry 2

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 426,151

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.00 to $55.64. The Reporting Person undertakes to provide the Inspire Medical Systems, Inc. (the "Company"), any security holder of the Company, 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.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-019726 · a4.xml · nonDerivative · entry 9

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 478,466

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F3 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-019726 · a4.xml · nonDerivative · entry 8

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 479,897

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.51 to $51.14. The Reporting Person undertakes to provide the Company, any security holder of the Company, 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.

F3 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-019726 · a4.xml · nonDerivative · entry 7

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 494,563

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.51 to $50.50. The Reporting Person undertakes to provide the Company, any security holder of the Company, 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.

F3 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-019726 · a4.xml · nonDerivative · entry 6

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 541,897

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $56.87 to $57.07. The Reporting Person undertakes to provide the Company, any security holder of the Company, 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.

F3 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-019726 · a4.xml · nonDerivative · entry 5

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 542,497

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.76 to $56.57. The Reporting Person undertakes to provide the Company, any security holder of the Company, 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.

F3 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-019726 · a4.xml · nonDerivative · entry 4

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 543,274

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.67 to $55.63. The Reporting Person undertakes to provide the Company, any security holder of the Company, 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.

F3 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-019726 · a4.xml · nonDerivative · entry 3

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 545,872

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $53.63 to $54.62. The Reporting Person undertakes to provide the Company, any security holder of the Company, 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.

F3 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-019726 · a4.xml · nonDerivative · entry 2

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 548,982

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $52.63 to $53.62. The Reporting Person undertakes to provide the Company, any security holder of the Company, 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.

F3 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-019726 · a4.xml · nonDerivative · entry 1

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 576,409

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.63 to $52.62. The Reporting Person undertakes to provide the Inspire Medical Systems, Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission ("SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-021129 · a4.xml · nonDerivative · entry 1

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 473,166

F1 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-19-001831 · a4.xml · nonDerivative · entry 1

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,203

F1 · shares: Represents shares of vested, restricted common stock received in lieu of cash fees pursuant to the Issuer's Non-Employee Director Compensation Policy, which shares are subject to the Reporting Person's lock-up agreement entered into in connection with the Registrant's public offering of common stock consummated on December 11, 2018.

SEC source: 0001104659-18-061741 · a4.xml · nonDerivative · entry 1

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 774

F1 · shares: Represents shares of vested, restricted common stock received in lieu of cash fees pursuant to the Issuer's Non-Employee Director Compensation Policy, which shares are subject to the Reporting Person's lock-up agreement entered into in connection with the Registrant's initial public offering.

SEC source: 0001104659-18-045274 · a4.xml · nonDerivative · entry 1

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 282

SEC source: 0001104659-18-031876 · a4.xml · derivative · entry 13

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 0

Underlying: Common Stock · 75,317 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F1 · derivative.exercise_date: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F1 · derivative.expiration_date: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · derivative · entry 12

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 0

Underlying: Common Stock · 63,514 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Shares of Series E Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1728 conversion rate immediately prior to the closing of the Issuer's IPO for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Certificate of Incorporation). These shares had no expiration date.

F3 · derivative.exercise_date: Shares of Series E Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1728 conversion rate immediately prior to the closing of the Issuer's IPO for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Certificate of Incorporation). These shares had no expiration date.

F3 · derivative.expiration_date: Shares of Series E Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1728 conversion rate immediately prior to the closing of the Issuer's IPO for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Certificate of Incorporation). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · derivative · entry 11

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 0

Underlying: Common Stock · 46,013 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F1 · derivative.exercise_date: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F1 · derivative.expiration_date: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · derivative · entry 10

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 0

Underlying: Common Stock · 103,477 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F1 · derivative.exercise_date: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F1 · derivative.expiration_date: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · derivative · entry 9

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 0

Underlying: Common Stock · 85,371 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 · derivative.exercise_price: Shares of Series B Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1855 conversion rate immediately prior to the closing of the Issuer's IPO for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Certificate of Incorporation). These shares had no expiration date.

F2 · derivative.exercise_date: Shares of Series B Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1855 conversion rate immediately prior to the closing of the Issuer's IPO for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Certificate of Incorporation). These shares had no expiration date.

F2 · derivative.expiration_date: Shares of Series B Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1855 conversion rate immediately prior to the closing of the Issuer's IPO for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Certificate of Incorporation). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · derivative · entry 8

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 0

Underlying: Common Stock · 79,023 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F1 · derivative.exercise_date: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F1 · derivative.expiration_date: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · nonDerivative · entry 7

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 631,451

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · nonDerivative · entry 6

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 568,951

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 · price: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · nonDerivative · entry 5

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 493,634

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 · price: Shares of Series E Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1728 conversion rate immediately prior to the closing of the Issuer's IPO for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Certificate of Incorporation). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · nonDerivative · entry 4

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 430,120

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 · price: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · nonDerivative · entry 3

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 384,107

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 · price: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · nonDerivative · entry 2

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 280,630

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 · price: Shares of Series B Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1855 conversion rate immediately prior to the closing of the Issuer's IPO for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Certificate of Incorporation). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · nonDerivative · entry 1

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 195,259

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 · price: Shares of Series A, Series C, Series D and Series F Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock at a 1-for-0.1504 conversion rate immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Issuer's Sixth Amended and Restated Certificate of Incorporation (as amended, the "Certificate of Incorporation")). These shares had no expiration date.

F4 · ownership.nature: Shares held by GDN Holdings, LLC, of which the Reporting Person is the managing member.

SEC source: 0001104659-18-031876 · a4.xml · derivative · entry 14

NELSON MARILYN C · CIK 0001199894 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,296

Underlying: Common Stock · 17,296 shares

Expires 2028-05-02

F5 · derivative.exercise_date: The option vests and becomes exercisable on May 2, 2019, subject to the Reporting Person's continuous service to the Issuer through such date. The option was erroneously included on the Reporting Person's Form 3 filed on May 2, 2018.