Rush Street Interactive (RSI) grants 28,086 RSUs to Chief Legal Officer

Rhea-AI Filing Summary

Rush Street Interactive, Inc. director and Chief Legal Officer Paul Wierbicki reported routine equity compensation activity. On March 14, 2026, he was granted 28,086 restricted stock units under the company’s 2020 Omnibus Equity Incentive Plan. These RSUs vest in three equal annual installments starting on the first anniversary of the grant date, conditioned on his continued service.

On March 16, 2026, 30,266 shares of Class A Common Stock were withheld by the company to satisfy income tax obligations arising from the vesting and net settlement of previously disclosed RSUs. The filing specifies this is not an open-market sale by Wierbicki. After these transactions, he directly holds 183,256 shares of Class A Common Stock.

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

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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^*

WIERBICKI PAUL

(Last) (First) (Middle)

C/O RUSH STREET INTERACTIVE, INC.

900 N. MICHIGAN AVENUE, SUITE 950

(Street)

CHICAGO IL 60611

(City) (State) (Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
03/14/2026

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

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

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

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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	03/14/2026		A		28,086	A	$0(1)	213,522	D
Class A Common Stock	03/16/2026		F		30,266(2)	D	$20.25	183,256	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. On March 14, 2026, the Reporting Person was awarded 28,086 restricted stock units (the "RSUs") under the Rush Street Interactive, Inc. 2020 Omnibus Equity Incentive Plan, as amended. The RSUs vest in three equal annual installments beginning on the first anniversary of the grant date, subject to the Reporting Person's continued service through each such vesting date.

2. Represents shares that have been withheld by the Issuer to satisfy income tax withholding and remittance obligations in connection with the vesting and net settlement of the Reporting Person's previously disclosed RSUs and does not represent a sale by the Reporting Person.

Remarks:

	/s/ Kyle Sauers as Attorney-in-fact	03/17/2026
	** 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).
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FAQ

What insider transactions did RSI Chief Legal Officer Paul Wierbicki report?

Paul Wierbicki reported an equity grant and related tax withholding. He received 28,086 restricted stock units on March 14, 2026, and 30,266 shares were later withheld by Rush Street Interactive to cover taxes from earlier RSU vesting, with no open-market sale.

How many Rush Street Interactive (RSI) shares does Paul Wierbicki hold after this Form 4?

After the reported transactions, Paul Wierbicki directly holds 183,256 shares of Rush Street Interactive Class A Common Stock. This total reflects both the new RSU-related activity and the tax withholding, providing a snapshot of his current direct equity position.

Was there an open-market sale of RSI stock in Paul Wierbicki’s latest filing?

No open-market sale occurred in this filing. The 30,266 Rush Street Interactive shares were withheld by the company solely to satisfy income tax obligations on vesting RSUs, and the filing explicitly states this withholding does not represent a sale by Wierbicki.

What are the terms of the 28,086 RSUs granted to RSI’s Chief Legal Officer?

The 28,086 restricted stock units were granted under the Rush Street Interactive 2020 Omnibus Equity Incentive Plan. They vest in three equal annual installments, beginning on the first anniversary of the March 14, 2026 grant date, contingent on Wierbicki’s continued service with the company.

Why did Rush Street Interactive withhold 30,266 RSI shares from Paul Wierbicki?

Rush Street Interactive withheld 30,266 shares to meet income tax withholding and remittance obligations tied to vesting and net settlement of previously disclosed RSUs. The filing clarifies this is a tax-withholding mechanism, not a discretionary sale of shares by Wierbicki.

How does this RSI Form 4 classify the transactions for Paul Wierbicki?

The RSU grant is classified as an acquisition under a grant or award, while the 30,266 withheld shares are a disposition for tax payment. Both are non-derivative transactions in Class A Common Stock and are characterized as compensation-related, not open-market trading.