REAL

SEC source: 0001140361-19-013381 · form4.xml · nonDerivative · entry 1

Bjork Fredrik · CIK 0001780474 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 122,402

F1 · price: This option vests 25% on July 22, 2020, and then in 36 substantially equal monthly installments thereafter, subject to the reporting person's continuous service as of each vesting date and subject to acceleration upon certain events.

SEC source: 0000905148-19-000750 · form4.xml · derivative · entry 2

Sahi Levesque Rati · CIK 0001780551 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,727

Underlying: Common Stock · 72,727 shares

Expires 2029-07-22

F1 · derivative.exercise_date: This Form 4 amendment is being filed to correct the vesting schedule in footnote 1 of the original Form 4 filed on July 24, 2019, to read as follows: These restricted stock units and this option each vest quarterly over four years, subject to the reporting person's continuous service as of each vesting date and subject to acceleration upon certain events.

SEC source: 0000905148-19-000750 · form4.xml · nonDerivative · entry 1

Sahi Levesque Rati · CIK 0001780551 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 261,404

F1 · shares: This Form 4 amendment is being filed to correct the vesting schedule in footnote 1 of the original Form 4 filed on July 24, 2019, to read as follows: These restricted stock units and this option each vest quarterly over four years, subject to the reporting person's continuous service as of each vesting date and subject to acceleration upon certain events.

SEC source: 0000905148-19-000749 · form4.xml · derivative · entry 2

Wainwright Julie · CIK 0001780458 · Director · CEO, President and Chairperson

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,818

Underlying: Common Stock · 181,818 shares

Expires 2029-07-22

F1 · derivative.exercise_date: This Form 4 amendment is being filed to correct the vesting schedule in footnote 1 of the original Form 4 filed on July 24, 2019, to read as follows: These restricted stock units and this option each vest quarterly over four years, subject to the reporting person's continuous service as of each vesting date and subject to acceleration upon certain events.

SEC source: 0000905148-19-000749 · form4.xml · nonDerivative · entry 1

Wainwright Julie · CIK 0001780458 · Director · CEO, President and Chairperson

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,308,571

F1 · shares: This Form 4 amendment is being filed to correct the vesting schedule in footnote 1 of the original Form 4 filed on July 24, 2019, to read as follows: These restricted stock units and this option each vest quarterly over four years, subject to the reporting person's continuous service as of each vesting date and subject to acceleration upon certain events.

SEC source: 0000905148-19-000752 · form4.xml · derivative · entry 2

Gustke Matt · CIK 0001780499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,364

Underlying: Common Stock · 36,364 shares

Expires 2029-07-22

F1 · derivative.exercise_date: This Form 4 amendment is being filed to correct the vesting schedule in footnote 1 of the original Form 4 filed on July 24, 2019, to read as follows: These restricted stock units and this option each vest quarterly over four years, subject to the reporting person's continuous service as of each vesting date and subject to acceleration upon certain events.

SEC source: 0000905148-19-000752 · form4.xml · nonDerivative · entry 1

Gustke Matt · CIK 0001780499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 90,937

F1 · shares: This Form 4 amendment is being filed to correct the vesting schedule in footnote 1 of the original Form 4 filed on July 24, 2019, to read as follows: These restricted stock units and this option each vest quarterly over four years, subject to the reporting person's continuous service as of each vesting date and subject to acceleration upon certain events.

SEC source: 0000905148-19-000751 · form4.xml · derivative · entry 2

Bjork Fredrik · CIK 0001780474 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,364

Underlying: Common Stock · 36,364 shares

Expires 2029-07-22

F1 · derivative.exercise_date: This Form 4 amendment is being filed to correct the vesting schedule in footnote 1 of the original Form 4 filed on July 24, 2019, to read as follows: These restricted stock units and this option each vest quarterly over four years, subject to the reporting person's continuous service as of each vesting date and subject to acceleration upon certain events.

SEC source: 0000905148-19-000751 · form4.xml · nonDerivative · entry 1

Bjork Fredrik · CIK 0001780474 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 122,402

F1 · shares: This Form 4 amendment is being filed to correct the vesting schedule in footnote 1 of the original Form 4 filed on July 24, 2019, to read as follows: These restricted stock units and this option each vest quarterly over four years, subject to the reporting person's continuous service as of each vesting date and subject to acceleration upon certain events.

SEC source: 0001140361-19-012324 · form4.xml · derivative · entry 12

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,516 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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F2 · derivative.exercise_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F2 · derivative.expiration_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F4 · ownership.direct: These Shares are directly held by Great Hill Investors, LLC ("GHI"). The GH Control Persons are the managers of GHI.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · derivative · entry 11

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 649,512 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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F2 · derivative.exercise_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F2 · derivative.expiration_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F3 · ownership.direct: These Shares are directly held by Great Hill Equity Partners V, L.P. ("GHEP V"). Great Hill Partners GP V, L.P. ("GHP V GP"), is the sole general partner of GHEP V. GHP V, LLC is the sole general partner of GHP V GP. Christopher Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel (collectively, the "GH Control Persons") are the managers of GHP V, LLC.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · derivative · entry 10

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,537 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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F2 · derivative.exercise_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F2 · derivative.expiration_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F4 · ownership.direct: These Shares are directly held by Great Hill Investors, LLC ("GHI"). The GH Control Persons are the managers of GHI.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · derivative · entry 9

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,945,348 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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F2 · derivative.exercise_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F2 · derivative.expiration_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F3 · ownership.direct: These Shares are directly held by Great Hill Equity Partners V, L.P. ("GHEP V"). Great Hill Partners GP V, L.P. ("GHP V GP"), is the sole general partner of GHEP V. GHP V, LLC is the sole general partner of GHP V GP. Christopher Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel (collectively, the "GH Control Persons") are the managers of GHP V, LLC.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · derivative · entry 8

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 28,416 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: Each share of Series F Preferred Stock will automatically be converted into approximately 0.5682 shares of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Series F Preferred Stock has no expiration date.

F1 · derivative.exercise_date: Each share of Series F Preferred Stock will automatically be converted into approximately 0.5682 shares of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Series F Preferred Stock has no expiration date.

F1 · derivative.expiration_date: Each share of Series F Preferred Stock will automatically be converted into approximately 0.5682 shares of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Series F Preferred Stock has no expiration date.

F4 · ownership.direct: These Shares are directly held by Great Hill Investors, LLC ("GHI"). The GH Control Persons are the managers of GHI.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · derivative · entry 7

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,333,402 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: Each share of Series F Preferred Stock will automatically be converted into approximately 0.5682 shares of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Series F Preferred Stock has no expiration date.

F1 · derivative.exercise_date: Each share of Series F Preferred Stock will automatically be converted into approximately 0.5682 shares of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Series F Preferred Stock has no expiration date.

F1 · derivative.expiration_date: Each share of Series F Preferred Stock will automatically be converted into approximately 0.5682 shares of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Series F Preferred Stock has no expiration date.

F3 · ownership.direct: These Shares are directly held by Great Hill Equity Partners V, L.P. ("GHEP V"). Great Hill Partners GP V, L.P. ("GHP V GP"), is the sole general partner of GHEP V. GHP V, LLC is the sole general partner of GHP V GP. Christopher Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel (collectively, the "GH Control Persons") are the managers of GHP V, LLC.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · nonDerivative · entry 6

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,469

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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F4 · ownership.direct: These Shares are directly held by Great Hill Investors, LLC ("GHI"). The GH Control Persons are the managers of GHI.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · nonDerivative · entry 5

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,928,262

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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F3 · ownership.direct: These Shares are directly held by Great Hill Equity Partners V, L.P. ("GHEP V"). Great Hill Partners GP V, L.P. ("GHP V GP"), is the sole general partner of GHEP V. GHP V, LLC is the sole general partner of GHP V GP. Christopher Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel (collectively, the "GH Control Persons") are the managers of GHP V, LLC.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · nonDerivative · entry 4

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,953

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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F4 · ownership.direct: These Shares are directly held by Great Hill Investors, LLC ("GHI"). The GH Control Persons are the managers of GHI.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · nonDerivative · entry 3

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,278,750

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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") will automatically be converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock has no expiration date.

F3 · ownership.direct: These Shares are directly held by Great Hill Equity Partners V, L.P. ("GHEP V"). Great Hill Partners GP V, L.P. ("GHP V GP"), is the sole general partner of GHEP V. GHP V, LLC is the sole general partner of GHP V GP. Christopher Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel (collectively, the "GH Control Persons") are the managers of GHP V, LLC.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · nonDerivative · entry 2

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,416

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: Each share of Series F Preferred Stock will automatically be converted into approximately 0.5682 shares of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Series F Preferred Stock has no expiration date.

F4 · ownership.direct: These Shares are directly held by Great Hill Investors, LLC ("GHI"). The GH Control Persons are the managers of GHI.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012324 · form4.xml · nonDerivative · entry 1

Great Hill Equity Partners V, L.P. · CIK 0001593864 · 10% owner

GREAT HILL INVESTORS LLC · CIK 0001161866 · 10% owner

GHP V, LLC · CIK 0001712499 · 10% owner

Great Hill Partners GP V, L.P. · CIK 0001712501 · 10% owner

GAFFNEY CHRISTOPHER S · CIK 0001049250 · 10% owner

HAYES JOHN G · CIK 0001049251 · 10% owner

Taber Mark D. · CIK 0001576430 · 10% owner

Vettel Matthew T · CIK 0001365655 · 10% owner

Kumin Michael Andrew · CIK 0001368414 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,333,402

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: Each share of Series F Preferred Stock will automatically be converted into approximately 0.5682 shares of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Series F Preferred Stock has no expiration date.

F3 · ownership.direct: These Shares are directly held by Great Hill Equity Partners V, L.P. ("GHEP V"). Great Hill Partners GP V, L.P. ("GHP V GP"), is the sole general partner of GHEP V. GHP V, LLC is the sole general partner of GHP V GP. Christopher Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel (collectively, the "GH Control Persons") are the managers of GHP V, LLC.

F5 · ownership.direct: Each of the GH Control Persons, GHP V, LLC and GHP V GP may be deemed to indirectly beneficially own the shares beneficially owned by GHEP V and GHI and disclaims beneficial ownership of these Shares, except to the extent of its or his proportionate pecuniary interest therein, if any.

F6 · ownership.direct: This report is filed jointly by GHI, GHEP V, GHP V GP, GHP V, LLC, Christopher S. Gaffney, John G. Hayes, Michael A. Kumin, Mark D. Taber and Matthew T. Vettel.

SEC source: 0001140361-19-012392 · form4.xml · derivative · entry 6

PWP Growth Equity Fund II LP · CIK 0001693840 · 10% owner

PWP Growth Equity Fund II B LP · CIK 0001693099 · 10% owner

PWP Growth Equity Fund II GP LLC · CIK 0001780771 · 10% owner

Perella Weinberg Partners Capital Management LP · CIK 0001426083 · 10% owner

Perella Weinberg Partners Capital Management GP LLC · CIK 0001780853 · 10% owner

PWP Capital Group LP · CIK 0001780799 · 10% owner

PWP Capital Group GP LLC · CIK 0001780804 · 10% owner

PWP Capital Holdings LP · CIK 0001780779 · 10% owner

Perella Weinberg Partners LLC · CIK 0001521880 · 10% owner

FERGUSON DAVID L · CIK 0001189595 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Common Stock · 79,292 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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · price: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F3 · ownership.nature: These Shares are directly held by PWP Growth Equity Fund II B LP ("PWPGEF II B").

F4 · ownership.nature: PWP Growth Equity Fund II GP LLC ("PWPGEF II GP") is the general partner of PWPGEF II and of PWPGEF II B. PWPGEF II GP is managed by its managing member, Perella Weinberg Partners Capital Management LP ("PWPCM"). PWPCM is managed by its general partner, Perella Weinberg Partners Capital Management GP LLC ("PWPCMGP"). PWPCMGP is managed by its managing member, PWP Capital Group LP ("PWPCG"). PWPCG is managed by its general partner, PWP Capital Group GP LLC ("PWPCGGP"). PWPGCGP is managed by its managing member, PWP Capital Holdings LP ("PWPCH"). PWPCH is managed by its general partner, Perella Weinberg Partners LLC ("PWPLLC"). Each of PWPGEF II GP, PWPCM, PWPCMGP, PWPCG, PWPCGGP, PWPCH and PWPLLC disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of its proportionate pecuniary interest therein, if any.

F5 · ownership.nature: Pursuant to a delegation of certain investment management authority by PWPCM to Chip Baird and David Ferguson as portfolio managers of PWP Growth Equity, each of Mr. Baird and Mr. Ferguson may be deemed to beneficially own and share voting, investment and dispositive power with respect to the Shares held by PWPGEF II and PWPGEF II B. Each of Mr. Baird and Mr. Ferguson disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of his proportionate pecuniary interest therein, if any.

SEC source: 0001140361-19-012392 · form4.xml · derivative · entry 5

PWP Growth Equity Fund II LP · CIK 0001693840 · 10% owner

PWP Growth Equity Fund II B LP · CIK 0001693099 · 10% owner

PWP Growth Equity Fund II GP LLC · CIK 0001780771 · 10% owner

Perella Weinberg Partners Capital Management LP · CIK 0001426083 · 10% owner

Perella Weinberg Partners Capital Management GP LLC · CIK 0001780853 · 10% owner

PWP Capital Group LP · CIK 0001780799 · 10% owner

PWP Capital Group GP LLC · CIK 0001780804 · 10% owner

PWP Capital Holdings LP · CIK 0001780779 · 10% owner

Perella Weinberg Partners LLC · CIK 0001521880 · 10% owner

FERGUSON DAVID L · CIK 0001189595 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Common Stock · 275,485 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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · price: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.nature: These Shares are directly held by PWP Growth Equity Fund II LP ("PWPGEF II").

F4 · ownership.nature: PWP Growth Equity Fund II GP LLC ("PWPGEF II GP") is the general partner of PWPGEF II and of PWPGEF II B. PWPGEF II GP is managed by its managing member, Perella Weinberg Partners Capital Management LP ("PWPCM"). PWPCM is managed by its general partner, Perella Weinberg Partners Capital Management GP LLC ("PWPCMGP"). PWPCMGP is managed by its managing member, PWP Capital Group LP ("PWPCG"). PWPCG is managed by its general partner, PWP Capital Group GP LLC ("PWPCGGP"). PWPGCGP is managed by its managing member, PWP Capital Holdings LP ("PWPCH"). PWPCH is managed by its general partner, Perella Weinberg Partners LLC ("PWPLLC"). Each of PWPGEF II GP, PWPCM, PWPCMGP, PWPCG, PWPCGGP, PWPCH and PWPLLC disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of its proportionate pecuniary interest therein, if any.

F5 · ownership.nature: Pursuant to a delegation of certain investment management authority by PWPCM to Chip Baird and David Ferguson as portfolio managers of PWP Growth Equity, each of Mr. Baird and Mr. Ferguson may be deemed to beneficially own and share voting, investment and dispositive power with respect to the Shares held by PWPGEF II and PWPGEF II B. Each of Mr. Baird and Mr. Ferguson disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of his proportionate pecuniary interest therein, if any.

SEC source: 0001140361-19-012392 · form4.xml · derivative · entry 4

PWP Growth Equity Fund II LP · CIK 0001693840 · 10% owner

PWP Growth Equity Fund II B LP · CIK 0001693099 · 10% owner

PWP Growth Equity Fund II GP LLC · CIK 0001780771 · 10% owner

Perella Weinberg Partners Capital Management LP · CIK 0001426083 · 10% owner

Perella Weinberg Partners Capital Management GP LLC · CIK 0001780853 · 10% owner

PWP Capital Group LP · CIK 0001780799 · 10% owner

PWP Capital Group GP LLC · CIK 0001780804 · 10% owner

PWP Capital Holdings LP · CIK 0001780779 · 10% owner

Perella Weinberg Partners LLC · CIK 0001521880 · 10% owner

FERGUSON DAVID L · CIK 0001189595 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Common Stock · 1,585,856 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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · price: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F3 · ownership.nature: These Shares are directly held by PWP Growth Equity Fund II B LP ("PWPGEF II B").

F4 · ownership.nature: PWP Growth Equity Fund II GP LLC ("PWPGEF II GP") is the general partner of PWPGEF II and of PWPGEF II B. PWPGEF II GP is managed by its managing member, Perella Weinberg Partners Capital Management LP ("PWPCM"). PWPCM is managed by its general partner, Perella Weinberg Partners Capital Management GP LLC ("PWPCMGP"). PWPCMGP is managed by its managing member, PWP Capital Group LP ("PWPCG"). PWPCG is managed by its general partner, PWP Capital Group GP LLC ("PWPCGGP"). PWPGCGP is managed by its managing member, PWP Capital Holdings LP ("PWPCH"). PWPCH is managed by its general partner, Perella Weinberg Partners LLC ("PWPLLC"). Each of PWPGEF II GP, PWPCM, PWPCMGP, PWPCG, PWPCGGP, PWPCH and PWPLLC disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of its proportionate pecuniary interest therein, if any.

F5 · ownership.nature: Pursuant to a delegation of certain investment management authority by PWPCM to Chip Baird and David Ferguson as portfolio managers of PWP Growth Equity, each of Mr. Baird and Mr. Ferguson may be deemed to beneficially own and share voting, investment and dispositive power with respect to the Shares held by PWPGEF II and PWPGEF II B. Each of Mr. Baird and Mr. Ferguson disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of his proportionate pecuniary interest therein, if any.

SEC source: 0001140361-19-012392 · form4.xml · derivative · entry 3

PWP Growth Equity Fund II LP · CIK 0001693840 · 10% owner

PWP Growth Equity Fund II B LP · CIK 0001693099 · 10% owner

PWP Growth Equity Fund II GP LLC · CIK 0001780771 · 10% owner

Perella Weinberg Partners Capital Management LP · CIK 0001426083 · 10% owner

Perella Weinberg Partners Capital Management GP LLC · CIK 0001780853 · 10% owner

PWP Capital Group LP · CIK 0001780799 · 10% owner

PWP Capital Group GP LLC · CIK 0001780804 · 10% owner

PWP Capital Holdings LP · CIK 0001780779 · 10% owner

Perella Weinberg Partners LLC · CIK 0001521880 · 10% owner

FERGUSON DAVID L · CIK 0001189595 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Common Stock · 5,509,697 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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · price: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.nature: These Shares are directly held by PWP Growth Equity Fund II LP ("PWPGEF II").

F4 · ownership.nature: PWP Growth Equity Fund II GP LLC ("PWPGEF II GP") is the general partner of PWPGEF II and of PWPGEF II B. PWPGEF II GP is managed by its managing member, Perella Weinberg Partners Capital Management LP ("PWPCM"). PWPCM is managed by its general partner, Perella Weinberg Partners Capital Management GP LLC ("PWPCMGP"). PWPCMGP is managed by its managing member, PWP Capital Group LP ("PWPCG"). PWPCG is managed by its general partner, PWP Capital Group GP LLC ("PWPCGGP"). PWPGCGP is managed by its managing member, PWP Capital Holdings LP ("PWPCH"). PWPCH is managed by its general partner, Perella Weinberg Partners LLC ("PWPLLC"). Each of PWPGEF II GP, PWPCM, PWPCMGP, PWPCG, PWPCGGP, PWPCH and PWPLLC disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of its proportionate pecuniary interest therein, if any.

F5 · ownership.nature: Pursuant to a delegation of certain investment management authority by PWPCM to Chip Baird and David Ferguson as portfolio managers of PWP Growth Equity, each of Mr. Baird and Mr. Ferguson may be deemed to beneficially own and share voting, investment and dispositive power with respect to the Shares held by PWPGEF II and PWPGEF II B. Each of Mr. Baird and Mr. Ferguson disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of his proportionate pecuniary interest therein, if any.

SEC source: 0001140361-19-012392 · form4.xml · nonDerivative · entry 2

PWP Growth Equity Fund II LP · CIK 0001693840 · 10% owner

PWP Growth Equity Fund II B LP · CIK 0001693099 · 10% owner

PWP Growth Equity Fund II GP LLC · CIK 0001780771 · 10% owner

Perella Weinberg Partners Capital Management LP · CIK 0001426083 · 10% owner

Perella Weinberg Partners Capital Management GP LLC · CIK 0001780853 · 10% owner

PWP Capital Group LP · CIK 0001780799 · 10% owner

PWP Capital Group GP LLC · CIK 0001780804 · 10% owner

PWP Capital Holdings LP · CIK 0001780779 · 10% owner

Perella Weinberg Partners LLC · CIK 0001521880 · 10% owner

FERGUSON DAVID L · CIK 0001189595 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,665,148

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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F3 · ownership.nature: These Shares are directly held by PWP Growth Equity Fund II B LP ("PWPGEF II B").

F4 · ownership.nature: PWP Growth Equity Fund II GP LLC ("PWPGEF II GP") is the general partner of PWPGEF II and of PWPGEF II B. PWPGEF II GP is managed by its managing member, Perella Weinberg Partners Capital Management LP ("PWPCM"). PWPCM is managed by its general partner, Perella Weinberg Partners Capital Management GP LLC ("PWPCMGP"). PWPCMGP is managed by its managing member, PWP Capital Group LP ("PWPCG"). PWPCG is managed by its general partner, PWP Capital Group GP LLC ("PWPCGGP"). PWPGCGP is managed by its managing member, PWP Capital Holdings LP ("PWPCH"). PWPCH is managed by its general partner, Perella Weinberg Partners LLC ("PWPLLC"). Each of PWPGEF II GP, PWPCM, PWPCMGP, PWPCG, PWPCGGP, PWPCH and PWPLLC disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of its proportionate pecuniary interest therein, if any.

F5 · ownership.nature: Pursuant to a delegation of certain investment management authority by PWPCM to Chip Baird and David Ferguson as portfolio managers of PWP Growth Equity, each of Mr. Baird and Mr. Ferguson may be deemed to beneficially own and share voting, investment and dispositive power with respect to the Shares held by PWPGEF II and PWPGEF II B. Each of Mr. Baird and Mr. Ferguson disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of his proportionate pecuniary interest therein, if any.

SEC source: 0001140361-19-012392 · form4.xml · nonDerivative · entry 1

PWP Growth Equity Fund II LP · CIK 0001693840 · 10% owner

PWP Growth Equity Fund II B LP · CIK 0001693099 · 10% owner

PWP Growth Equity Fund II GP LLC · CIK 0001780771 · 10% owner

Perella Weinberg Partners Capital Management LP · CIK 0001426083 · 10% owner

Perella Weinberg Partners Capital Management GP LLC · CIK 0001780853 · 10% owner

PWP Capital Group LP · CIK 0001780799 · 10% owner

PWP Capital Group GP LLC · CIK 0001780804 · 10% owner

PWP Capital Holdings LP · CIK 0001780779 · 10% owner

Perella Weinberg Partners LLC · CIK 0001521880 · 10% owner

FERGUSON DAVID L · CIK 0001189595 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 5,785,182

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: Each share of Series G Preferred Stock and Series H Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the issuer's Common Stock ("Shares") immediately prior to the completion of the issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.nature: These Shares are directly held by PWP Growth Equity Fund II LP ("PWPGEF II").

F4 · ownership.nature: PWP Growth Equity Fund II GP LLC ("PWPGEF II GP") is the general partner of PWPGEF II and of PWPGEF II B. PWPGEF II GP is managed by its managing member, Perella Weinberg Partners Capital Management LP ("PWPCM"). PWPCM is managed by its general partner, Perella Weinberg Partners Capital Management GP LLC ("PWPCMGP"). PWPCMGP is managed by its managing member, PWP Capital Group LP ("PWPCG"). PWPCG is managed by its general partner, PWP Capital Group GP LLC ("PWPCGGP"). PWPGCGP is managed by its managing member, PWP Capital Holdings LP ("PWPCH"). PWPCH is managed by its general partner, Perella Weinberg Partners LLC ("PWPLLC"). Each of PWPGEF II GP, PWPCM, PWPCMGP, PWPCG, PWPCGGP, PWPCH and PWPLLC disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of its proportionate pecuniary interest therein, if any.

F5 · ownership.nature: Pursuant to a delegation of certain investment management authority by PWPCM to Chip Baird and David Ferguson as portfolio managers of PWP Growth Equity, each of Mr. Baird and Mr. Ferguson may be deemed to beneficially own and share voting, investment and dispositive power with respect to the Shares held by PWPGEF II and PWPGEF II B. Each of Mr. Baird and Mr. Ferguson disclaims beneficial ownership of such Shares within the meaning of Rule 16a-1(a)(2) promulgated pursuant to the Exchange Act, except to the extent of his proportionate pecuniary interest therein, if any.

SEC source: 0001140361-19-012317 · form4.xml · derivative · entry 12

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 213,510 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · derivative · entry 11

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 327,149 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · derivative · entry 10

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 895,290 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · derivative · entry 9

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 2,060,411 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · derivative · entry 8

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 1,107,412 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · derivative · entry 7

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 3,699,136 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · nonDerivative · entry 6

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 8,806,919

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · nonDerivative · entry 5

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 8,593,409

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · nonDerivative · entry 4

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 8,266,260

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · nonDerivative · entry 3

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 7,370,970

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · nonDerivative · entry 2

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 5,310,559

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0001140361-19-012317 · form4.xml · nonDerivative · entry 1

Ibrahim Maha Saleh · CIK 0001323963 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Canaan IX, L.P.

Disclosed balance after: 4,203,147

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

F2 · ownership.nature: The reported securities are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX", and together with the Canaan Fund, the "Canaan Entities"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. The Reporting Person is a manager and member of Canaan IX. The Reporting Person disclaims Section 16 beneficial ownership in the securities held by the Canaan Entities, except to the extent of her pecuniary interest therein, if any, in such securities by virtue of the limited liability company interest she owns in Canaan IX.

SEC source: 0000899243-19-018885 · doc4.xml · derivative · entry 12

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 213,510 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.

SEC source: 0000899243-19-018885 · doc4.xml · derivative · entry 11

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 327,149 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.

SEC source: 0000899243-19-018885 · doc4.xml · derivative · entry 10

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 895,290 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.

SEC source: 0000899243-19-018885 · doc4.xml · derivative · entry 9

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,060,411 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.

SEC source: 0000899243-19-018885 · doc4.xml · derivative · entry 8

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,107,412 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.

SEC source: 0000899243-19-018885 · doc4.xml · derivative · entry 7

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,699,136 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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.

SEC source: 0000899243-19-018885 · doc4.xml · nonDerivative · entry 6

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,806,919

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.

SEC source: 0000899243-19-018885 · doc4.xml · nonDerivative · entry 5

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,593,409

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.

SEC source: 0000899243-19-018885 · doc4.xml · nonDerivative · entry 4

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,266,260

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.

SEC source: 0000899243-19-018885 · doc4.xml · nonDerivative · entry 3

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,370,970

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.

SEC source: 0000899243-19-018885 · doc4.xml · nonDerivative · entry 2

Canaan IX L.P. · CIK 0001538676 · 10% owner

Canaan Partners IX LLC · CIK 0001654586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,310,559

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: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series G Preferred Stock (collectively, the "Preferred Stock") automatically converted into one-half of one share of the Issuer's Common Stock ("Shares") immediately prior to the completion of the Issuer's initial public offering. The Preferred Stock had no expiration date.

F2 · ownership.direct: The shares are held directly by Canaan IX L.P. (the "Canaan Fund"). The sole general partner of the Canaan Fund is Canaan Partners IX LLC ("Canaan IX"), and may be deemed to have sole voting, investment and dispositive power with respect to the shares held by the Canaan Fund. Investment and voting decisions with respect to the shares held by the Canaan Fund are made by the managers of Canaan IX, collectively. Canaan IX disclaims Section 16 beneficial ownership of the securities held by the Canaan Fund, except to the extent of its pecuniary interest therein, if any.