Sec Form 4 Filing - Altos Ventures Management Inc. @ Roblox Corp - 2021-12-03

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 Altos Ventures Management Inc. 2. Issuer Name and Ticker or Trading Symbol Roblox Corp [ RBLX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 2882 SAND HILL ROAD, SUITE 100 3. Date of Earliest Transaction (MM/DD/YY) 12/03/2021 (Street) MENLO PARK, CA94025 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 12/03/2021 J( 1 ) 28,838 D $ 0 33,330 D( 2 ) Class A Common Stock 327,380 I See Footnotes( 3 )( 4 )( 5 ) Class A Common Stock 111,112 I See Footnotes( 4 )( 5 )( 6 ) Class A Common Stock 19,595,485 I See Footnotes( 4 )( 5 )( 7 ) Class A Common Stock 2,740,938 I See Footnotes( 4 )( 5 )( 8 ) Class A Common Stock 13,647,326 I See Footnotes( 4 )( 5 )( 9 ) Class A Common Stock 29,429,286 I See Footnotes( 4 )( 5 )( 10 ) Class A Common Stock 612,950 I See Footnotes( 4 )( 5 )( 11 ) Class A Common Stock 16,317,319 I See Footnotes( 4 )( 5 )( 12 ) Class A Common Stock 36 I See Footnotes( 13 ) Class A Common Stock 36 I See Footnotes( 13 ) Class A Common Stock 1,227,473 I See Footnotes( 14 ) Class A Common Stock 408,061 I See Footnotes( 15 ) Class A Common Stock 1,214,971 I See Footnotes( 16 ) Class A Common Stock 408,061 I See Footnotes( 17 )

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 Altos Ventures Management Inc. 2882 SAND HILL ROAD, SUITE 100 MENLO PARK, CA94025 X Signatures /s/ Anthony P. Lee, Vice President of Altos Ventures Management Inc. 12/07/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents a pro-rata in kind distribution of the Issuer's Class A Common Stock by Altos Ventures Management Inc. to one of its members. ( 2 )These shares are held directly by Altos Ventures Management Inc. (AVMI). The members of the Board of Directors of AVMI 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 of AVMI disclaim beneficial ownership of the shares except to the extent of their pecuniary interest therein. ( 3 )These shares are held directly of Altos Hybrid 2, L.P. ( 4 )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). ( 5 )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 who exercise investment and voting control over the shares held by the Altos Funds. Anthony P. Lee, a director of the Issuer, files separate Section 16 reports. Han Kim and Hodong Nam disclaim beneficial ownership of the shares held by the Altos Funds except to the extent of their respective pecuniary interest therein, if any. ( 6 )These shares are held directly by Altos Hybrid 4, L.P. ( 7 )These shares are held directly by Altos Roblox SPV 1, LLC. ( 8 )These shares are held directly by Altos Roblox SPV 2, LLC. ( 9 )These share s are held directly by Altos Roblox SPV 2020, LLC. ( 10 )These shares are held directly by Altos Ventures IV Liquidity Fund, L.P. ( 11 )These shares are held directly by Altos Ventures IV Reserve Fund, L.P. ( 12 )These shares are held directly by Altos Ventures IV, L.P. ( 13 )These shares are held directly by a trust for the benefit of a minor child of Hodong Nam, for which Mr. Nam serves as trustee. ( 14 )These shares are held directly by the Nam-McGill 2006 Family Trust for which Mr. Nam serves as trustee. Mr. Nam disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. ( 15 )These shares are held directly by the Nam-MacGill Investments, LLC - Sub Fund No. 1 for which Hodong Nam serves as Managing Member. Mr. Nam disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. ( 16 )These shares are held directly by The Kim Living Trust for which Han Kim serves as trustee. Mr. Kim disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. ( 17 )These shares are held directly by the Han Family Investments, LLC - Sub Fund No. 1 for which Han Kim serves as Managing Member. Mr. Kim disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

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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