Sec Form 4 Filing - Lee Anthony P @ Roblox Corp - 2021-09-28

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Lee Anthony P 2. Issuer Name and Ticker or Trading Symbol Roblox Corp [ RBLX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O ROBLOX CORPORATION, 970 PARK PLACE 3. Date of Earliest Transaction (MM/DD/YY) 09/28/2021 (Street) SAN MATEO, CA94403 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Class A Common Stock 09/28/2021 G 50,000 D $ 0 1,056,194 ( 1 ) I See Footnotes ( 2 ) Class A Common Stock 92,137 I See Foonotes ( 3 ) Class A Common Stock 55,499 I See Footnotes ( 4 ) Class A Common Stock 361,446 I See Footnotes ( 5 ) ( 6 ) ( 7 ) Class A Common Stock 20,626,812 I See Footnotes ( 6 ) ( 8 ) ( 9 ) Class A Common Stock 2,885,182 I See Footnotes ( 6 ) ( 9 ) ( 10 ) Class A Common Stock 14,353,236 I See Footnotes ( 6 ) ( 9 ) ( 11 ) Class A Common Stock 17,176,113 I See Footnotes ( 6 ) ( 7 ) ( 12 ) Class A Common Stock 30,824,871 I See Footnotes ( 6 ) ( 7 ) ( 13 ) Class A Common Stock 666,244 I See Footnotes ( 6 ) ( 7 ) ( 14 ) Class A Common Stock 111,112 I See Footnotes ( 6 ) ( 7 ) ( 15 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Lee Anthony P C/O ROBLOX CORPORATION 970 PARK PLACE SAN MATEO, CA94403 X Signatures /s/Anthony Lee 10/26/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )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. ( 2 )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. ( 3 )These shares are held directly by the Fallen Leaf LLC - Sub Fund No. 1 for which the Reporting Person serves as Managing Member. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. ( 4 )These shares are held directly by the Fallen Leaf LLC - Sub Fund No. 2 for which the Reporting Person serves as Managing Member. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. ( 5 )These shares are held directly by Altos Hybrid 2, LP. ( 6 )The Managing Directors or Managing Members of the General Partners and the Managers of the Altos Funds are Anthony P. Lee, Han Kim and Hodong Nam. The Reporting Person is a managing director or managing member of the general partners and managers of the Altos Funds and exercises shared investment and voting control over the shares held by the Altos Funds. The Reporting Person disclaims beneficial ownership of the shares held by the Altos Funds except to the extent of his pecuniary interest therein, if any. ( 7 )The general partner of Altos Hybrid 2, L.P. is Altos Hybrid 2GP, LLC; the general partner of Altos Hybrid 4, L.P. is Altos Hybrid 4 GP, LLC; the general partner of Altos Ventures IV, L.P. is Altos Management Partners IV, LLC and the general partner of Altos Ventures IV Liquidity Fund, L.P. and Altos Ventures IV Reserve Fund, L.P. is Altos IV LR GP, LLC (collectively, the General Partners). ( 8 )These shares are held directly by Altos Roblox SPV 1, LLC. ( 9 )The manager of Altos Roblox SPV 1, LLC and Altos Roblox SPV 2, LLC is Altos Roblox Management Partners IV, LLC; the manager of Altos Roblox SPV 2020, LLC is Altos Roblox 2020 Management Partners, LLC; the manager of Altos Hybrid 4 GS, LLC and Altos Hybrid HG, LLC is Altos Hybrid 4 GP, LLC; the manager of Altos Hybrid 2 V, LLC and Altos Hybrid 2 P-FIO, LLC is Altos Hybrid 2 GP, LLC; the manager of Altos Hybrid 3 B, LLC, Altos Hybrid 3M, LLC, and Altos Hybrid 3W, LLC is Altos Hybrid 3 GP, LLC; the manager of Altos Hybrid UP, LLC and Altos Hybrid CC, LLC is Altos Hybrid 4 GP, LLC (collectively, the Managers). ( 10 )These shares are held directly by Altos Roblox SPV 2, LLC. ( 11 )These shares are held directly by Altos Roblox SPV 2020, LLC. ( 12 )These shares are held directly by Altos Ventures IV, L.P. ( 13 )These shares are held directly by Altos Ventures IV Liquidity Reserve Fund, L.P. ( 14 )These shares are held directly by Altos Ventures IV Reserve Fund, L.P. ( 15 )These shares are held directly by Altos Hybrid 4, L.P.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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