Rush Street Interactive (RSI) COO sells 20,000 shares under 10b5-1 plan

Filing Impact

(Very High)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Rush Street Interactive, Inc. Chief Operating Officer Mattias Stetz reported insider transactions in Class A Common Stock. He sold 20,000 shares on July 1, 2026 in an open-market transaction at a weighted average price of $31.2187 per share, executed under a pre-arranged Rule 10b5-1 trading plan.

After this sale, he directly holds 197,874 shares of Class A Common Stock and has an additional 105,448 shares reported as indirectly owned through his spouse. The filing shows no derivative securities remaining.

Insider Trade Summary 10b5-1

Net Seller: 20,000 shares ($624,374)

Net Sell 2 txns

Insider STETZ MATTIAS

Role Chief Operating Officer

Sold 20,000 shs ($624K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	20,000	$31.2187	$624K
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 197,874 shares (Direct, null); Class A Common Stock — 105,448 shares (Indirect, By Spouse)

Footnotes (1)

Shares were sold pursuant to a 10b5-1 plan. The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $30.42 to $31.67 per share. The Reporting Person 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.

Key Figures

Shares sold: 20,000 shares Weighted average sale price: $31.2187 per share Direct holdings after sale: 197,874 shares +2 more

5 metrics

Shares sold 20,000 shares Class A Common Stock sold on July 1, 2026

Weighted average sale price $31.2187 per share Open-market sale of 20,000 shares

Direct holdings after sale 197,874 shares Class A Common Stock held directly by COO after transaction

Indirect holdings via spouse 105,448 shares Class A Common Stock reported as indirectly owned through spouse

Price range of sales $30.42 to $31.67 per share Multiple transactions underlying weighted average price

Key Terms

Rule 10b5-1, weighted average sale price, Class A Common Stock, Form 4

4 terms

Rule 10b5-1 regulatory

"Shares were sold pursuant to a 10b5-1 plan."

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

weighted average sale price financial

"The reported price in Column 4 is a weighted average sale price."

Class A Common Stock financial

"security_title: Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 07/02/2026 - 05:54 PM Accepted by SEC EDGAR 07/02/2026 - 05:53 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

STETZ MATTIAS

(Last)

(First)

(Middle)

C/O RUSH STREET INTERACTIVE, INC.

900 N. MICHIGAN AVENUE, SUITE 950

(Street)

CHICAGO

ILLINOIS

60611

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Rush Street Interactive, Inc. [ RSI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Chief Operating Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	07/01/2026		S⁽¹⁾		20,000	D	$31.2187⁽²⁾	197,874	D
Class A Common Stock								105,448	I	By Spouse

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Shares were sold pursuant to a 10b5-1 plan.

2. The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $30.42 to $31.67 per share. The Reporting Person 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.

Remarks:

	/s/ Kyle Sauers as Attorney-in-fact	07/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did RSI Chief Operating Officer Mattias Stetz report?

Mattias Stetz reported selling 20,000 shares of Rush Street Interactive Class A Common Stock. The shares were sold on July 1, 2026 in an open-market transaction at a weighted average price of $31.2187 per share, according to the Form 4 filing.

At what price did RSI COO Mattias Stetz sell his 20,000 shares?

The reported weighted average sale price was $31.2187 per share. Footnotes state the shares were sold in multiple transactions at prices ranging from $30.42 to $31.67, with full trade details available upon request from the issuer or regulators.

How many Rush Street Interactive shares does Mattias Stetz hold after this Form 4?

After the reported sale, Mattias Stetz directly holds 197,874 shares of Class A Common Stock. The filing also reports 105,448 additional shares as indirectly owned through his spouse, reflecting both his direct and related indirect equity exposure to Rush Street Interactive.

Was the RSI insider sale by Mattias Stetz done under a Rule 10b5-1 plan?

Yes. The Form 4 footnotes specify the shares were sold pursuant to a Rule 10b5-1 trading plan. Such plans are pre-arranged trading programs designed to allow insiders to sell shares over time according to preset instructions, reducing the impact of timing decisions.

Does the Form 4 for RSI show any remaining derivative securities for Mattias Stetz?

No derivative securities are listed as part of this Form 4 for Mattias Stetz. The derivativeSummary section is empty, and reported holdings after the transaction consist solely of Class A Common Stock, both directly and indirectly held through his spouse.