Sean Jack Buckley, Chief People & Systems Officer at Roblox Corp (NYSE:RBLX), filed a Form 4 on August 25, 2026, reporting the sale of 4,321 shares of Class A Common Stock on August 24, 2026.

Key Highlights

  • Shares sold: 4,321 shares of Class A Common Stock disposed of on August 24, 2026.
  • Sale price: $38.68 per share.
  • Post-transaction ownership: 87,213 shares of Class A Common Stock beneficially owned directly following the reported transaction.
  • Rule 10b5-1 plan: The sales were effected pursuant to a Rule 10b5-1 plan adopted by Buckley on November 3, 2025.
  • RSU note: A portion of the 87,213 shares held following the transaction are Restricted Stock Units, each representing a contingent right to receive one share of Class A Common Stock.

Buckley's Share Sale Under Pre-Planned Trading Program

According to the filing, Sean Jack Buckley, serving as Chief People & Systems Officer of Roblox Corp, disposed of 4,321 shares of the company's Class A Common Stock at a price of $38.68 per share. The transaction was recorded with transaction code "S," indicating a sale, and is listed as a direct ownership transaction.

The filing notes that the sales were carried out under a Rule 10b5-1 plan that Buckley adopted on November 3, 2025. Such plans allow corporate insiders to establish pre-scheduled trading arrangements at a time when they are not in possession of material non-public information. The Form 4 box indicating a transaction made pursuant to a Rule 10b5-1(c) contract, instruction, or written plan is checked in the filing.

Following the reported sale, Buckley directly holds 87,213 shares of Class A Common Stock, according to the filing. The filing discloses that a portion of these securities are Restricted Stock Units, with each RSU described as "a contingent right to receive one share of the Issuer's Class A Common Stock." No derivative securities transactions were reported in Table II of the filing. The Form 4 was signed by Mark Reinstra as Attorney-in-Fact for Sean Jack Buckley and filed on August 25, 2026.

What Was Disclosed

The filing reports the sale of 4,321 shares of Roblox Class A Common Stock by Chief People & Systems Officer Sean Jack Buckley at $38.68 per share on August 24, 2026, executed under a pre-established Rule 10b5-1 plan, leaving him with 87,213 shares directly held.