Roblox officer plans $167K stock sale under Rule 144

Roblox Corp (symbol RBLX) is the issuer in a Rule 144 notice filed for officer Sean Jack Buckley.

Rhea-AI Filing Summary

Roblox Corp (symbol RBLX) is the issuer in a Rule 144 notice filed for officer Sean Jack Buckley. The notice covers planned sales of 4,321 shares of Roblox common stock held at Charles Schwab, with a stated aggregate market value of $167,136.00, and lists the NYSE as the trading market. The shares relate to equity compensation, including a Restricted Stock Lapse dated August 20, 2026. The filing also reports that Buckley sold 5,607 shares of Roblox common stock during the past three months for $212,900.00.

Key Figures

Shares to be sold under Rule 144: 4,321 shares Aggregate market value of planned sale: $167,136.00 Shares sold during past 3 months: 5,607 shares +3 more

6 metrics

Shares to be sold under Rule 144 4,321 shares Planned sale of Roblox Corp common stock reported in the notice

Aggregate market value of planned sale $167,136.00 Market value associated with the 4,321 shares to be sold

Shares sold during past 3 months 5,607 shares Roblox Corp common stock sold on 08/20/2026

Proceeds from past 3 months sales $212,900.00 Total proceeds from 5,607 shares sold on 08/20/2026

Date of Restricted Stock Lapse 08/20/2026 Acquisition event for equity compensation shares

Planned sale date reference 08/24/2026 Date associated with the planned Rule 144 sale

Key Terms

Rule 144, Restricted Stock Lapse, Equity Compensation, Form 144

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Lapse financial

"Common | 08/20/2026 | Restricted Stock Lapse | ROBLOX CORP"

Equity Compensation financial

"08/20/2026 | Equity Compensation"

Equity compensation is pay given to employees, executives or contractors in the form of company ownership—such as stock, stock options or restricted shares—rather than just cash. It matters to investors because it can align workers' incentives with shareholders (like paying someone in slices of the same pie they help grow), but it also increases the number of shares outstanding and company expenses, affecting ownership percentages and earnings per share.

Form 144 regulatory

"144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

FAQ

What does this Form 144 filing mean for Roblox Corp (RBLX)?

The Form 144 gives notice that officer Sean Jack Buckley may sell 4,321 shares of Roblox Corp common stock under Rule 144. It is a regulatory disclosure by an affiliate and does not itself execute or guarantee any sale.

How many Roblox (RBLX) shares are covered by this Form 144?

The notice covers a proposed sale of 4,321 shares of Roblox Corp common stock held at Charles Schwab, with a stated aggregate market value of $167,136.00. These shares are to be sold on the NYSE under Rule 144.

What prior Roblox (RBLX) stock sales does Sean Jack Buckley report?

The filing reports that 5,607 shares of Roblox Corp common stock were sold on 08/20/2026 for total proceeds of $212,900.00. This figure reflects securities sold during the past three months, as required by Rule 144.

How were the Roblox (RBLX) shares in this Form 144 acquired?

The shares are tied to Equity Compensation and a Restricted Stock Lapse dated 08/20/2026. This indicates they arose from Roblox Corp compensation arrangements rather than open-market purchases.

Who is the insider selling Roblox (RBLX) shares under this Form 144?

The person for whose account the securities are to be sold is Sean Jack Buckley, identified as an Officer of Roblox Corp. The notice aggregates relevant sales as required under Rule 144.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/24/2026 - 04:21 PM Accepted by SEC EDGAR 08/24/2026 - 04:20 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002122649
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Roblox Corp
SEC File Number	001-39763
Address of Issuer	3150 SOUTH DELAWARE STREET SAN MATEO CALIFORNIA 94403
Phone	(888) 858-2569
Name of Person for Whose Account the Securities are To Be Sold	BUCKLEY SEAN JACK
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Charles Schwab & Co., Inc. 3000 Schwab Way Westlake TX 76262	4321	167136.00	669992988	08/24/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	08/20/2026	Restricted Stock Lapse	ROBLOX CORP			4321	08/20/2026	Equity Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
SEAN JACK BUCKLEY 3150 SOUTH DELAWARE STREET SAN MATEO CA 94403	Roblox Corp	08/20/2026	5607	212900.00

144: Remarks and Signature

Remarks
Date of Notice	08/24/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	11/03/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	SEAN JACK BUCKLEY
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)