Roblox (NYSE: RBLX) legal chief sells 17,186 shares for RSU taxes

Rhea-AI Filing Summary

Roblox Corp’s Chief Legal Officer and Corporate Secretary, Mark Reinstra, reported open-market sales of a total of 17,186 shares of Class A Common Stock on February 20, 2026. The shares were sold in three blocks: 5,913 shares at $60.92, 10,203 shares at $61.89, and 1,070 shares at $62.69 per share, with each price representing an average for multiple trades.

According to a footnote, these sales were made to cover statutory tax withholding obligations arising from the vesting of Restricted Stock Units through a “sell to cover” transaction. After the transactions, Reinstra held 377,136 shares directly, plus additional indirect holdings through several trusts, including 120,272 shares in the San Domenico Trust dated August 12, 1999 and multiple Mark L. and Susan P. Reinstra annuity trusts.

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Reinstra Mark

(Last) (First) (Middle)

C/O ROBLOX CORPORATION

3150 S. DELAWARE ST.

(Street)

SAN MATEO CA 94403

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Roblox Corp [ RBLX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Legal Off. & Corp. Sec.

3. Date of Earliest Transaction (Month/Day/Year)
02/20/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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	02/20/2026		S(1)		5,913	D	$60.92(2)	388,409(3)	D
Class A Common Stock	02/20/2026		S(1)		10,203	D	$61.89(4)	378,206(3)	D
Class A Common Stock	02/20/2026		S(1)		1,070	D	$62.69(5)	377,136(3)	D
Class A Common Stock								120,272	I	See footnote(6)
Class A Common Stock								33,538	I	See footnote(7)
Class A Common Stock								16,653	I	See Footnote(8)
Class A Common Stock								33,538	I	See footnote(9)
Class A Common Stock								16,653	I	See Footnotes(10)

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. Represents the number of shares sold to cover the statutory tax withholding obligations in connection with the vesting of Restricted Stock Units ("RSUs"). This sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction.

2. The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $60.47 to $61.45, 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.

3. 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.

4. The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $61.47 to $62.44, 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.

5. The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $62.50 to $63.01, 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.

6. These shares are held directly by the San Domenico Trust dated August 12, 1999 for which the Reporting Person serves as trustee. The Reporting Person may be deemed to have beneficial ownership over the securities held by the trust.

7. These shares are held directly by the Mark L. Reinstra 2023 Annuity Trust for which the Reporting Person serves as trustee. The Reporting Person may be deemed to have beneficial ownership of the securities held by the Annuity Trust.

8. These shares are held directly by the Mark L. Reinstra 2022 Annuity Trust for which the Reporting Person serves as trustee. The Reporting Person may be deemed to have beneficial ownership of the securities held by the Annuity Trust.

9. These shares are held directly by the Susan P. Reinstra 2023 Annuity Trust for which the Reporting Person serves as trustee. The spouse of the Reporting Person may be deemed to have beneficial ownership of the securities held by the Annuity Trust.

10. These shares are held directly by the Susan P. Reinstra 2022 Annuity Trust for which the Reporting Person serves as trustee. The spouse of the Reporting Person may be deemed to have beneficial ownership of the securities held by the Annuity Trust.

Remarks:

	/s/ Adele Freedman Attorney-in-Fact for Mark Reinstra	02/24/2026
	** Signature of Reporting Person	Date
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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FAQ

What insider transaction did Roblox (RBLX) disclose for Mark Reinstra?

Roblox disclosed that Chief Legal Officer Mark Reinstra sold 17,186 shares of Class A Common Stock. The sales occurred in three open-market transactions on February 20, 2026, with reported average prices between $60.92 and $62.69 per share, according to the Form 4 filing.

Why did Roblox (RBLX) executive Mark Reinstra sell 17,186 shares?

The shares were sold to cover statutory tax withholding obligations from vesting Restricted Stock Units. A footnote explains this was a “sell to cover” transaction, meaning shares were automatically sold to fund taxes due when RSUs converted into Roblox Class A Common Stock.

What were the sale prices for Mark Reinstra’s Roblox (RBLX) share transactions?

The Form 4 reports average sale prices of $60.92, $61.89, and $62.69 per share for three separate blocks. Footnotes note each average reflects multiple trades within specified price ranges, with detailed breakdowns available upon request to Roblox, shareholders, or SEC staff.

How many Roblox (RBLX) shares does Mark Reinstra hold after these sales?

After the reported sales, Mark Reinstra directly held 377,136 shares of Roblox Class A Common Stock. He also had indirect beneficial ownership through several trusts, including 120,272 shares in the San Domenico Trust and additional shares in multiple Mark L. and Susan P. Reinstra annuity trusts.

Were any of Mark Reinstra’s Roblox (RBLX) holdings reported as indirect ownership?

Yes. The filing lists indirect holdings in several trusts where Reinstra serves as trustee, including the San Domenico Trust and Mark L. Reinstra annuity trusts. Additional trusts for Susan P. Reinstra are also reported, with the spouse potentially deemed to have beneficial ownership in those securities.