Roblox legal chief sells 5,978 shares in plan
Roblox Corp’s Chief Legal Officer and Corporate Secretary, Mark Reinstra, reported an open‑market sale of 5,978 shares of Class A Common Stock at $41.71 per share on June 8, 2026.
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Form Type
4
Rhea-AI Filing Summary
Roblox Corp’s Chief Legal Officer and Corporate Secretary, Mark Reinstra, reported an open‑market sale of 5,978 shares of Class A Common Stock at $41.71 per share on June 8, 2026. The filing states this trade was effected under a pre‑arranged Rule 10b5‑1 Plan adopted on February 19, 2026.
After the sale, Reinstra directly holds 426,760 Class A shares. He also has indirect holdings through several trusts, with reported positions including 16,653 shares, 33,538 shares, and 120,272 shares, where he or his spouse may be deemed to have beneficial ownership.
Insider Trade Summary 10b5-1
Net Seller: 5,978 shares
Net Sell
6 txns
Insider
Reinstra Mark
Role
Chief Legal Off. & Corp. Sec.
Sold
5,978 shs ($249K)
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Sale | Class A Common Stock | 5,978 | $41.71 | $249K |
| holding | Class A Common Stock | -- | -- | -- |
| holding | Class A Common Stock | -- | -- | -- |
| holding | Class A Common Stock | -- | -- | -- |
| holding | Class A Common Stock | -- | -- | -- |
| holding | Class A Common Stock | -- | -- | -- |
Holdings After Transaction:
Class A Common Stock — 426,760 shares (Direct);
Class A Common Stock — 220,654 shares (Indirect, See footnote)
Footnotes (7)
- F1. The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on February 19, 2026.
- F2. 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.
- F3. 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.
- F4. 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.
- F5. 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.
- F6. 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.
- F7. 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.
Key Figures
Shares sold: 5,978 shares
Sale price: $41.71/share
Direct holdings after sale: 426,760 shares
+3 more
6 metrics
Shares sold
5,978 shares
Open-market sale of Class A Common Stock on June 8, 2026
Sale price
$41.71/share
Price per share for 5,978 Class A shares sold
Direct holdings after sale
426,760 shares
Class A Common Stock directly held by Mark Reinstra after transaction
Indirect holding A
16,653 shares
One reported indirect Roblox Class A position via trust
Indirect holding B
33,538 shares
Another reported indirect Roblox Class A position via trust
Largest indirect trust holding
120,272 shares
Reported Roblox Class A position in one family annuity trust
Key Terms
Rule 10b5-1 Plan, Restricted Stock Units ("RSUs"), beneficial ownership, Annuity Trust, +1 more
5 terms
Rule 10b5-1 Plan regulatory
"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on February 19, 2026."
A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.
Restricted Stock Units ("RSUs") financial
"A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share..."
Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.
beneficial ownership regulatory
"The Reporting Person may be deemed to have beneficial ownership over the securities held by the trust."
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
Annuity Trust financial
"These shares are held directly by the Mark L. Reinstra 2023 Annuity Trust for which the Reporting Person serves as trustee."
Class A Common Stock financial
"Class A Common Stock transaction of 5,978.0000 shares at 41.7100 per share is reported."
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What did Roblox (RBLX) insider Mark Reinstra report in this Form 4?
Mark Reinstra, Roblox’s Chief Legal Officer, reported selling 5,978 shares of Class A Common Stock at $41.71 per share. After the sale, he directly holds 426,760 shares and also reports several indirect trust holdings where he or his spouse may be deemed beneficial owners.
AI-generated analysis. How Rhea-AI works. Not financial advice.
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