Roblox (RBLX) Chief Legal Officer Mark Reinstra Sells Shares

What Happened
Mark Reinstra, Roblox's Chief Legal Officer & Corporate Secretary, disposed of a total of 17,934 shares on August 20, 2026 in two sell transactions tied to RSU vesting. He sold 13,020 shares at a weighted average price of $37.78 (proceeds $491,840) and 4,914 shares at a weighted average price of $38.45 (proceeds $188,947), for combined proceeds of approximately $680,787. These were sales (not purchases) and were executed as sell-to-cover transactions to satisfy tax withholding on vested Restricted Stock Units (RSUs), not discretionary open‑market trades.

Key Details

• Transaction date: August 20, 2026; Form 4 filed August 24, 2026 (appears timely; Form 4 is generally due within two business days).
• Shares sold: 13,020 @ $37.78 (weighted avg; trade prices ranged $37.26–$38.22) and 4,914 @ $38.45 (weighted avg; trade prices ranged $38.275–$38.98).
• Total shares sold: 17,934; total proceeds: $680,787.
• Reason/footnotes: Mandatory sell-to-cover to satisfy statutory tax withholding on vested RSUs (non-discretionary) and a portion of the securities involved are RSUs (contingent rights to receive shares).
• Ownership after transaction: Not specified in the provided excerpt of the filing.
• Related holdings: Several trusts (San Domenico Trust and multiple Annuity Trusts) are noted as directly holding shares for which Reinstra serves as trustee or which involve his spouse; he may be deemed to have beneficial ownership of those trust-held shares.

Context

• These sales were sell-to-cover transactions tied to RSU vesting (tax withholding), which are routine and required by the company’s equity plan—such transactions generally do not signal an insider’s discretionary decision to reduce exposure.
• Transaction code: S = Sale; F (tax withholding) applies to these transactions.