Reinstra Mark 4
4 · Roblox Corp · Filed Jun 8, 2026
Research Summary
AI-generated summary of this filing
Roblox (RBLX) Chief Legal Officer Mark Reinstra Sells Shares
What Happened
- Mark Reinstra, Chief Legal Officer and Corporate Secretary of Roblox (RBLX), sold 5,978 shares in an open-market transaction on June 8, 2026 at $41.71 per share, generating approximately $249,342 in proceeds. This was a sale (not a purchase or option exercise).
Key Details
- Transaction date and price: 2026-06-08 — sale of 5,978 shares at $41.71 each.
- Total proceeds: about $249,342.
- Shares owned after transaction: not specified in the Form 4 provided.
- Notable footnotes:
- F1: Transaction was effected under a prearranged Rule 10b5‑1 trading plan adopted Feb 19, 2026.
- F2: A portion of the securities reported are Restricted Stock Units (RSUs) (each RSU converts to one share upon settlement).
- F3–F7: Some shares are held in various trusts (San Domenico Trust, Mark L. Reinstra 2022/2023 Annuity Trusts, and Susan P. Reinstra trusts) for which Reinstra is trustee or his spouse is beneficiary; he may be deemed to have beneficial ownership of those trust-held shares.
- Timeliness: Filing date and report period are both 2026-06-08, indicating a timely report.
Context
- The sale was executed under a 10b5‑1 plan, a prearranged trading arrangement that can allow insiders to sell shares according to a preset schedule and reduce concerns about trading on nonpublic information. A portion of the reported holdings are RSUs (contingent rights to receive shares) and some shares are held in trusts for which the insider serves as trustee; these facts affect how ownership is reported but do not, by themselves, indicate intent.
- For retail investors: routine insider sales are common and don’t necessarily signal a change in company outlook. Purchases are generally more informative about insider conviction than routine sales.
Insider Transaction Report
Form 4
Roblox CorpRBLX
Reinstra Mark
Chief Legal Off. & Corp. Sec.
Transactions
- Sale
Class A Common Stock
[F1][F2]2026-06-08$41.71/sh−5,978$249,342→ 426,760 total
Holdings
- 120,272(indirect: See footnote)
Class A Common Stock
[F3] - 33,538(indirect: See footnote)
Class A Common Stock
[F4] - 16,653(indirect: See Footnote)
Class A Common Stock
[F5] - 33,538(indirect: See footnote)
Class A Common Stock
[F6] - 16,653(indirect: See Footnote)
Class A Common Stock
[F7]
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.
Signature
/s/ Mark Reinstra|2026-06-08