RBLX

SEC source: 0001315098-21-000037 · wf-form4_163701989872711.xml · nonDerivative · entry 3

Sturman Daniel · CIK 0001835042 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,736

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 22, 2021.

F2 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $100.00 to $100.13, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001315098-21-000037 · wf-form4_163701989872711.xml · nonDerivative · entry 2

Sturman Daniel · CIK 0001835042 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,401

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 22, 2021.

SEC source: 0001315098-21-000037 · wf-form4_163701989872711.xml · nonDerivative · entry 1

Sturman Daniel · CIK 0001835042 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 117,069

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

SEC source: 0001315098-21-000024 · wf-form4_163589087164156.xml · nonDerivative · entry 2

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 275,000

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F4 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $85.00 to $85.205, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F5 · ownership.nature: These shares are held directly by the Donato Generation Skipping Trust dtd 09/04/2020 for which the reporting person and his spouse serve as trustees. The reporting person may be deemed to have beneficial ownership of the securities held by the Trust.

SEC source: 0001315098-21-000024 · wf-form4_163589087164156.xml · nonDerivative · entry 1

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,392,450

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F2 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $85.00 to $85.165, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001315098-21-000022 · wf-form4_163537118545348.xml · nonDerivative · entry 2

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 288,200

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F4 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $85.00 to $85.05, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F5 · ownership.nature: These shares are held directly by the Donato Generation Skipping Trust dtd 09/04/2020 for which the reporting person and his spouse serve as trustees. The reporting person may be deemed to have beneficial ownership of the securities held by the Trust.

SEC source: 0001315098-21-000022 · wf-form4_163537118545348.xml · nonDerivative · entry 1

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,403,750

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F2 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $85.00 to $85.01, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001315098-21-000020 · wf-form4_163519874465606.xml · derivative · entry 4

Tolley Brett · CIK 0001835039 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,175

Underlying: Class A Common Stock · 808 shares

Expires 2030-08-31

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

F4 · derivative.exercise_date: 1/48th of the shares subject to the option vested on November 1, 2020, and 1/48th of the shares subject to the option vest each month thereafter, subject to the Reporting Person continuing as a service provider through each such date.

SEC source: 0001315098-21-000020 · wf-form4_163519874465606.xml · derivative · entry 3

Tolley Brett · CIK 0001835039 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,290

Underlying: Class A Common Stock · 239 shares

Expires 2030-08-31

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

F3 · derivative.exercise_date: 1/48th of the shares subject to the option vested on June 1, 2021, and 1/48th of the shares subject to the option vest each month thereafter, subject to the Reporting Person continuing as a service provider through each such date.

SEC source: 0001315098-21-000020 · wf-form4_163519874465606.xml · nonDerivative · entry 2

Tolley Brett · CIK 0001835039 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,803

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F1 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001315098-21-000020 · wf-form4_163519874465606.xml · nonDerivative · entry 1

Tolley Brett · CIK 0001835039 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,850

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 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001315098-21-000018 · wf-form4_163459637972574.xml · nonDerivative · entry 3

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 290,000

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F6 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $75.29 to $75.83, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F5 · ownership.nature: These shares are held directly by the Donato Generation Skipping Trust dtd 09/04/2020 for which the reporting person and his spouse serve as trustees. The reporting person may be deemed to have beneficial ownership of the securities held by the Trust.

SEC source: 0001315098-21-000018 · wf-form4_163459637972574.xml · nonDerivative · entry 2

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 294,952

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F4 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $74.29 to $75.28, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F5 · ownership.nature: These shares are held directly by the Donato Generation Skipping Trust dtd 09/04/2020 for which the reporting person and his spouse serve as trustees. The reporting person may be deemed to have beneficial ownership of the securities held by the Trust.

SEC source: 0001315098-21-000018 · wf-form4_163459637972574.xml · nonDerivative · entry 1

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,404,950

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F2 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $75.00 to $75.48, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-016648 · tm257476-1_4seq1.xml · nonDerivative · entry 2

Bronstein Manuel · CIK 0001847776 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 659,163

F3 · kind: The shares were inadvertently sold by a third party pursuant to the Reporting Person's direct indexing account, which included shares of the Issuer among shares of other public companies within an existing stock index. Such sales were only recently discovered.

F2 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001315098-21-000016 · wf-form4_163364254949879.xml · derivative · entry 6

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,900,590

Underlying: Class A Common Stock · 40,000 shares

Expires 2028-02-05

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

F7 · derivative.exercise_date: 1/48th of the shares subject to the option vested on February 5, 2019, and 1/48th of the shares subject to the option vest each month thereafter, subject to the Reporting Person continuing as a service provider through each such date.

SEC source: 0001315098-21-000016 · wf-form4_163364254949879.xml · nonDerivative · entry 5

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,625

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 20, 2021.

F6 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $75.78 to $75.965, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001315098-21-000016 · wf-form4_163364254949879.xml · nonDerivative · entry 4

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,325

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 20, 2021.

F5 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $74.78 to $75.76, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001315098-21-000016 · wf-form4_163364254949879.xml · nonDerivative · entry 3

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,000

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 20, 2021.

F4 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $73.385 to $74.775, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001315098-21-000016 · wf-form4_163364254949879.xml · nonDerivative · entry 2

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,629

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 20, 2021.

F3 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $72.375 to $73.355, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001315098-21-000016 · wf-form4_163364254949879.xml · nonDerivative · entry 1

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 120,625

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 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-016648 · tm257476-1_4seq1.xml · nonDerivative · entry 1

Bronstein Manuel · CIK 0001847776 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 659,166

F1 · kind: The shares were inadvertently acquired by a third party pursuant to the Reporting Person's direct indexing account, which included shares of the Issuer among shares of other public companies within an existing stock index. Such acquisitions were only recently discovered. See "Remarks" below.

F2 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-061826 · doc4.xml · nonDerivative · entry 1

Lee Anthony P · CIK 0001834988 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,056,194

F1 · balance_after: The shares held by the Fallen Leaf Revocable Trust as previously reported in the Reporting Person's prior Section 16 reports, inadvertently included 55,499 shares that are held by Fallen Leaf LLC - Sub Fund No. 2. The holdings reported in this Form 4 properly reflect the indirect ownership of the shares of the Issuer beneficially owned by the Reporting Person.

F2 · ownership.nature: These shares are held directly by the Fallen Leaf Revocable Trust for which the Reporting Person serves as trustee. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001209191-21-056494 · doc4.xml · nonDerivative · entry 8

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 320,000

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F12 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $84.78 to $85.00, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F9 · ownership.nature: These shares are held directly by the Donato Generation Skipping Trust dtd 09/04/2020 for which the Reporting Person and his spouse serve as trustees. The Reporting Person may be deemed to have beneficial ownership of the securities held by the Trust.

SEC source: 0001209191-21-056494 · doc4.xml · nonDerivative · entry 7

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 335,414

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F11 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $83.76 to $84.66, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F9 · ownership.nature: These shares are held directly by the Donato Generation Skipping Trust dtd 09/04/2020 for which the Reporting Person and his spouse serve as trustees. The Reporting Person may be deemed to have beneficial ownership of the securities held by the Trust.

SEC source: 0001209191-21-056494 · doc4.xml · nonDerivative · entry 6

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 338,743

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F10 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $82.75 to $83.74, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F9 · ownership.nature: These shares are held directly by the Donato Generation Skipping Trust dtd 09/04/2020 for which the Reporting Person and his spouse serve as trustees. The Reporting Person may be deemed to have beneficial ownership of the securities held by the Trust.

SEC source: 0001209191-21-056494 · doc4.xml · nonDerivative · entry 5

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 353,324

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F8 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $81.71 to $82.69, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F9 · ownership.nature: These shares are held directly by the Donato Generation Skipping Trust dtd 09/04/2020 for which the Reporting Person and his spouse serve as trustees. The Reporting Person may be deemed to have beneficial ownership of the securities held by the Trust.

SEC source: 0001209191-21-056494 · doc4.xml · nonDerivative · entry 4

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,417,450

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F7 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $85.00 to $85.07, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F4 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-056494 · doc4.xml · nonDerivative · entry 3

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,430,050

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F6 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $83.76 to $84.70, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F4 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-056494 · doc4.xml · nonDerivative · entry 2

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,431,550

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F5 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $82.74 to $83.73, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F4 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-056494 · doc4.xml · nonDerivative · entry 1

Donato Craig · CIK 0001834992 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,437,463

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F2 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $81.73 to $82.71, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · balance_after: Includes 359 shares acquired by the Reporting Person on August 25, 2021 pursuant to the Issuer's 2020 Employee Stock Purchase Plan.

F4 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-055555 · doc4.xml · derivative · entry 8

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,940,590

Underlying: Class A Common Stock · 1,800 shares

Expires 2028-02-05

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

F7 · derivative.exercise_date: 1/48th of the shares subject to the option vested on February 5, 2019, and 1/48th of the shares subject to the option vest each month thereafter, subject to the Reporting Person continuing as a service provider through each such date.

SEC source: 0001209191-21-055555 · doc4.xml · nonDerivative · entry 6

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,625

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 20, 2021.

F6 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $90.00 to $90.27, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-055555 · doc4.xml · nonDerivative · entry 5

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 82,425

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 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-055555 · doc4.xml · derivative · entry 7

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,942,390

Underlying: Class A Common Stock · 45,000 shares

Expires 2028-02-05

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

F7 · derivative.exercise_date: 1/48th of the shares subject to the option vested on February 5, 2019, and 1/48th of the shares subject to the option vest each month thereafter, subject to the Reporting Person continuing as a service provider through each such date.

SEC source: 0001209191-21-055555 · doc4.xml · nonDerivative · entry 4

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,625

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 20, 2021.

F5 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $83.95 to $84.16, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-055555 · doc4.xml · nonDerivative · entry 3

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,045

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 20, 2021.

F4 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $82.95 to $83.945, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-055555 · doc4.xml · nonDerivative · entry 2

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 103,763

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 20, 2021.

F3 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $81.96 to $82.945, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-055555 · doc4.xml · nonDerivative · entry 1

Guthrie Michael · CIK 0001607880 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,625

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 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-054536 · doc4.xml · derivative · entry 4

Tolley Brett · CIK 0001835039 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,983

Underlying: Class A Common Stock · 809 shares

Expires 2030-08-31

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.

F6 · derivative.exercise_date: 1/48th of the shares subject to the option vested on November 1, 2020, and 1/48th of the shares subject to the option vest each month thereafter, subject to the Reporting Person continuing as a service provider through each such date.

SEC source: 0001209191-21-054536 · doc4.xml · derivative · entry 3

Tolley Brett · CIK 0001835039 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,529

Underlying: Class A Common Stock · 240 shares

Expires 2030-08-31

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.

F5 · derivative.exercise_date: 1/48th of the shares subject to the option vested on June 1, 2021, and 1/48th of the shares subject to the option vest each month thereafter, subject to the Reporting Person continuing as a service provider through each such date.

SEC source: 0001209191-21-054536 · doc4.xml · nonDerivative · entry 2

Tolley Brett · CIK 0001835039 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,803

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on March 23, 2021.

F4 · balance_after: A portion of these securities are RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001209191-21-054536 · doc4.xml · nonDerivative · entry 1

Tolley Brett · CIK 0001835039 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,852

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 · balance_after: A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F2 · balance_after: Includes 359 shares acquired by the Reporting Person on August 25, 2021 pursuant to the Issuer's 2020 Employee Stock Purchase Plan.

SEC source: 0001209191-21-054329 · doc4.xml · derivative · entry 12

Baszucki David · CIK 0001834991 · Director · President & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 25,790,534

Underlying: Class A Common Stock · 750,000 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.

F11 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F11 · kind: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F11 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F11 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F1 · ownership.nature: These shares are held directly by The Freedom Revocable Trust dated February 28, 2017 as amended, and for which the Reporting Person serves as trustee.

SEC source: 0001209191-21-054329 · doc4.xml · derivative · entry 11

Baszucki David · CIK 0001834991 · Director · President & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 12,773,474

Underlying: Class A Common Stock · 750,000 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.

F11 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F11 · kind: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F11 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F11 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F10 · ownership.nature: These shares are held by the 2020 Jan Baszucki Gift Trust dtd 12/31/2018 of which the Bessemer Trust Company of Delaware, N.A. serves as trustee. The spouse of the Reporting Person may be deemed to have beneficial ownership of the securities held by the Gift Trust.

SEC source: 0001209191-21-054329 · doc4.xml · derivative · entry 10

Baszucki David · CIK 0001834991 · Director · President & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 12,773,474

Underlying: Class A Common Stock · 750,000 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.

F11 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F11 · kind: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F11 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F11 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the election of the Reporting Person and has no expiration date.

F9 · ownership.nature: These shares are held by the 2020 David Baszucki Gift Trust dtd 12/31/2018 for which the Bessemer Trust of Delaware, N.A. serves as trustee. The Reporting Person may be deemed to have beneficial ownership of the securities held by the Gift Trust.

SEC source: 0001209191-21-054329 · doc4.xml · nonDerivative · entry 9

Baszucki David · CIK 0001834991 · Director · President & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 750,000

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

F8 · kind: Each share of the Class A Common Stock was issued upon conversion of one share of Class B Common Stock at the election of the Reporting Person.

F10 · ownership.nature: These shares are held by the 2020 Jan Baszucki Gift Trust dtd 12/31/2018 of which the Bessemer Trust Company of Delaware, N.A. serves as trustee. The spouse of the Reporting Person may be deemed to have beneficial ownership of the securities held by the Gift Trust.

SEC source: 0001209191-21-054329 · doc4.xml · nonDerivative · entry 8

Baszucki David · CIK 0001834991 · Director · President & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 750,000

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

F8 · kind: Each share of the Class A Common Stock was issued upon conversion of one share of Class B Common Stock at the election of the Reporting Person.

F9 · ownership.nature: These shares are held by the 2020 David Baszucki Gift Trust dtd 12/31/2018 for which the Bessemer Trust of Delaware, N.A. serves as trustee. The Reporting Person may be deemed to have beneficial ownership of the securities held by the Gift Trust.

SEC source: 0001209191-21-054329 · doc4.xml · nonDerivative · entry 7

Baszucki David · CIK 0001834991 · Director · President & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 1,875,000

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

F8 · kind: Each share of the Class A Common Stock was issued upon conversion of one share of Class B Common Stock at the election of the Reporting Person.

F1 · ownership.nature: These shares are held directly by The Freedom Revocable Trust dated February 28, 2017 as amended, and for which the Reporting Person serves as trustee.

SEC source: 0001209191-21-054912 · doc4.xml · nonDerivative · entry 1

Altos Ventures Management Inc. · CIK 0001881755 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 60,336

F1 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $81.83 to $82.67, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: These shares are held directly by Altos Ventures Management, Inc.(AVM) The members of the Board of Directors of AVM are Anthony P. Lee, Hodong Nam and Han Kim, who exercise voting and investment control over the shares. Each member of the Board of Directors disclaims beneficial ownership of the shares except to the extent of their pecuniary interest therein.