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Roblox Corp.

Mark Reinstra (Chief Legal Off. & Corp. Sec.) sells RBLX shares

4RBLXFiled Oct 6, 2026, 4:25 PM ET· Period Oct 5, 2026

About this filing

Roblox Corp. (RBLX) filed Form 4 (insider transaction) with the SEC on Oct 6, 2026. Form 4 reports a company insider’s trades in the company’s shares.

View original filing on SEC.gov (opens SEC EDGAR)

Key facts

Insider
Mark Reinstra · Chief Legal Off. & Corp. Sec.

Rule 10b5-1 plan · adopted Feb 19, 2026

DateTransactionSharesPriceValueHeld afterOwnership
Oct 5, 2026S · open-market saleFootnotes F1, F2, F3−3,000$43.88$131,631.90389,291Direct
Oct 5, 2026S · open-market saleFootnotes F1, F4, F3−2,666$44.56$118,789.76386,625Direct
Footnotes
  1. 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.
  2. F2 The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.36 to $44.25, 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. F3 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. F4 The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.39 to $44.72, 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. F5 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.
  6. F6 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.
  7. F7 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.
  8. F8 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.
  9. F9 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.

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Not investment advice. Summaries can contain errors; the SEC filing is the official record.