A Form 4 filed on September 3, 2026, discloses that Mattias Stetz, Chief Operating Officer of Rush Street Interactive, Inc. (NYSE:RSI), sold 20,000 shares of Class A Common Stock on September 1, 2026, pursuant to a Rule 10b5-1 trading plan.

Key Highlights

  • Reporting person: Mattias Stetz, Chief Operating Officer of Rush Street Interactive, Inc.
  • Shares sold: 20,000 shares of Class A Common Stock disposed of (transaction code S) on September 1, 2026
  • Weighted average price: $25.68 per share, with individual sale prices ranging from $25.195 to $26.23 per share
  • Post-transaction direct ownership: 157,874 shares of Class A Common Stock held directly
  • Indirect holdings: 105,448 shares of Class A Common Stock held indirectly by spouse
  • 10b5-1 plan: The sale was made pursuant to a pre-established contract, instruction, or written plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c)

Details of Stetz's Share Sale at Rush Street Interactive

According to the filing, Mattias Stetz, serving as Chief Operating Officer, disposed of 20,000 shares of Rush Street Interactive Class A Common Stock on September 1, 2026. The Form 4 was filed by Kyle Sauers as attorney-in-fact on September 3, 2026. The filing indicates the transaction was carried out under a 10b5-1 plan, which the Form 4 notes is "intended to satisfy the affirmative defense conditions of Rule 10b5-1(c)."

The filing reports a weighted average sale price of $25.68 per share. According to footnote 2, the shares were sold across multiple transactions at prices ranging from $25.195 to $26.23 per share. The filing states that Stetz "undertakes to provide to 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."

Following the reported transaction, the filing discloses that Stetz directly owns 157,874 shares of Class A Common Stock. In addition, 105,448 shares are reported as indirectly held by his spouse. No derivative securities transactions were reported in Table II of the filing.

What Was Disclosed

Rush Street Interactive's Chief Operating Officer, Mattias Stetz, reported a sale of 20,000 Class A Common Stock shares on September 1, 2026, at a weighted average price of $25.68 per share under a 10b5-1 plan, leaving him with 157,874 directly held shares.