Rush Street Interactive (RSI) CLO Wierbicki logs PSU vesting and tax withholding

Rhea-AI Filing Summary

Rush Street Interactive, Inc. director and Chief Legal Officer Paul Wierbicki reported equity compensation activity in the company’s Class A common stock. On January 6, 2026, he acquired 169,074 shares at $19.77 per share upon the vesting and settlement of performance stock units that were originally granted on March 15, 2023 and tied to performance criteria. On the same date, 75,343 shares at $19.77 per share were withheld to cover taxes due on that settlement. After these transactions, he beneficially owned 185,436 shares of Class A common stock directly.

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)
01/06/2026

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	01/06/2026		A		169,074(1)	A	$19.77	260,779	D
Class A Common Stock	01/06/2026		F		75,343(2)	D	$19.77	185,436	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. Represents the aggregate number of shares acquired by the Reporting Person upon the vesting and settlement of Performance Stock Units ("PSUs") originally granted to the Reporting Person on March 15, 2023, the vesting of which was subject to the achievement of certain performance criteria.

2. Represents shares withheld to cover withholding taxes due upon settlement of the PSUs originally granted to the Reporting Person on March 15, 2023.

Remarks:

	/s/ Kyle Sauers as Attorney-in-fact	01/08/2026
	** 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.
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FAQ

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

Paul Wierbicki, a director and Chief Legal Officer of Rush Street Interactive, Inc. reported equity compensation activity involving the company’s Class A common stock on January 6, 2026.

How many Rush Street Interactive (RSI) shares did Paul Wierbicki acquire?

He acquired 169,074 shares of Class A common stock at $19.77 per share, reported with transaction code A, upon the vesting and settlement of performance stock units granted on March 15, 2023.

Why were some RSI shares withheld in this Form 4 filing?

The filing shows 75,343 shares of Class A common stock, at $19.77 per share and coded F, were withheld to cover withholding taxes due on settlement of the performance stock units.

How many RSI shares does Paul Wierbicki own after these transactions?

Following the reported transactions on January 6, 2026, Paul Wierbicki beneficially owned 185,436 shares of Rush Street Interactive, Inc. Class A common stock directly.

What are the performance stock units (PSUs) mentioned in the RSI Form 4?

The performance stock units (PSUs) were originally granted to Paul Wierbicki on March 15, 2023, and their vesting was subject to achieving certain performance criteria. Upon vesting and settlement, they resulted in the acquisition of 169,074 shares.

Were any derivative securities involved in this RSI insider transaction?

No derivative securities are listed as acquired or disposed of in the provided Table II; the reported activity relates to non-derivative Class A common stock associated with PSU vesting and tax withholding.