SEC Form 4 · accession 0001315098-26-000184
Roblox Corp · RBLX
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Mark Reinstra
Officer — Chief Legal Off. & Corp. Sec.
Period of report
Sep 8, 2026
Accepted (ET)
Sep 9, 2026 · 7:28 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001315098
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Class A Common StockF2,F3 | Sep 8, 2026 | S | 1,920 | $44.2957 | D | 396,144 | D | |
| Class A Common StockF4,F3 | Sep 8, 2026 | S | 3,753 | $45.0307 | D | 392,391 | D | |
| Class A Common StockF3 | Sep 8, 2026 | S | 100 | $45.73 | D | 392,291 | D | |
| Class A Common StockF5 | holding | — | — | — | 128,006 | I | See footnote | |
| Class A Common StockF6 | holding | — | — | — | 33,538 | I | See footnote | |
| Class A Common StockF7 | holding | — | — | — | 12,786 | I | See Footnote | |
| Class A Common StockF8 | holding | — | — | — | 33,538 | I | See footnote | |
| Class A Common StockF9 | holding | — | — | — | 12,786 | I | See Footnote |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on February 19, 2026.
- F2The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.71 to $44.67, 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.
- F3A 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.
- F4The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.71 to $45.63, 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.
- F5These 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.
- F6These 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.
- F7These 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.
- F8These 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.
- F9These 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.