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Roblox Officer Mark Reinstra Files Form 144 to Sell $250K in Common Stock

Low SignificanceSeptember 8, 2026 at 5:13:34 PM EDT

Roblox Corp

$RBLX144CIK: 0001315098

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Filing Summary

šŸ“‹ Form 144 Notice of Proposed Sale: Roblox Corp ($RBLX) • Insider: Mark Reinstra (Officer) • Proposed Sale Date: 2026-09-08 • Shares to Sell: 5,773 shares • Estimated Value: $250,028.63 (~$43.31/share) • Plan Date: 10b5-1 adopted on 02/19/2026 • Broker: Morgan Stanley Smith Barney LLC

Comprehensive Analysis

Executive Summary

Roblox Corp ($RBLX) officer Mark Reinstra has filed a Form 144 notice of proposed sale covering 5,773 shares of common stock, with an estimated market value of $250,028.63.

Filing Details

  • Filer: Mark Reinstra (Officer)
  • Shares Proposed for Sale: 5,773
  • Aggregate Market Value: $250,028.63
  • Approximate Sale Date: September 8, 2026
  • Trading Plan: Executed pursuant to a Rule 10b5-1 trading plan adopted on February 19, 2026.
  • Origin of Securities: Acquired via Restricted Stock Unit (RSU) vesting between May 2024 and May 2025.

Prior Sales in Past 3 Months

  • August 20, 2026: 17,934 shares for $680,786.85
  • August 19, 2026: 6,250 shares for $250,000.00
  • July 6, 2026: 4,512 shares for $258,733.42

Market Impact & Significance

Trading significance is rated as Low. The proposed sale represents a negligible fraction of the company's 669,992,988 shares outstanding and is executed under a pre-established Rule 10b5-1 plan.

Topics:#Roblox#RBLX#Form144#InsiderTrading#SEC

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