Form 144: Proposed sale of 166,668 RSI common shares

Morgan Stanley Smith Barney LLC filed a Form 144 reporting proposed sales of 166,668 common shares associated with Founders Shares.

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC filed a Form 144 reporting proposed sales of 166,668 common shares associated with Founders Shares. The excerpt also lists multiple Rule 10b5-1 sales reported for Richard Schwartz on 02/04/2026, 02/17/2026, 03/02/2026, 04/01/2026, and 04/16/2026 with per-trade share counts and dollar proceeds.

Key Figures

Proposed shares to be sold: 166,668 shares Sale on 04/16/2026: 61,765 shares Sale on 04/01/2026: 90,482 shares +3 more

6 metrics

Proposed shares to be sold 166,668 shares Founders Shares reported on Form 144

Sale on 04/16/2026 61,765 shares 10b5-1 sale by Richard Schwartz on 04/16/2026; proceeds $1,395,660.47

Sale on 04/01/2026 90,482 shares 10b5-1 sale by Richard Schwartz on 04/01/2026; proceeds $1,994,503.77

Sale on 03/02/2026 247,113 shares 10b5-1 sale by Richard Schwartz on 03/02/2026; proceeds $4,901,214.53

Sale on 02/17/2026 247,114 shares 10b5-1 sale by Richard Schwartz on 02/17/2026; proceeds $4,155,246.62

Sale on 02/04/2026 247,114 shares 10b5-1 sale by Richard Schwartz on 02/04/2026; proceeds $4,352,517.73

Key Terms

Form 144, 10b5-1, Founders Shares

3 terms

Form 144 regulatory

"filed a Form 144 reporting proposed sales"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

10b5-1 regulatory

"10b5-1 Sales for RICHARD SCHWARTZ"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Founders Shares market

"Founders Shares | Issuer"

Founders shares are a special block of a company’s stock originally given to the people who started the business; they often carry extra voting power or favorable terms compared with regular shares. For investors, these shares matter because they concentrate control and influence how future funding, ownership dilution, and decision-making will play out—think of founders shares as the steering wheel that can steer a company’s direction even as more passengers (investors) climb aboard.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/01/2026 - 04:41 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001834345
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Rush Street Interactive, Inc.
SEC File Number	001-39232
Address of Issuer	900 N. Michigan Avenue, Suite 950 Chicago ILLINOIS 60611
Phone	7738935855
Name of Person for Whose Account the Securities are To Be Sold	RICHARD T SCHWARTZ 2024 GIFT TRUSTU/A DTD 10/25/2024
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	166668	4683370.80	103800112	05/01/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	12/29/2020	Founders Shares	Issuer			166668	12/29/2020	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for RICHARD SCHWARTZ 900 N. Michigan Avenue, Suite 950 Chicago IL 60611	Common	04/16/2026	61765	1395660.47
10b5-1 Sales for RICHARD SCHWARTZ 900 N. Michigan Avenue, Suite 950 Chicago IL 60611	Common	04/01/2026	90482	1994503.77
10b5-1 Sales for RICHARD SCHWARTZ 900 N. Michigan Avenue, Suite 950 Chicago IL 60611	Common	03/02/2026	247113	4901214.53
10b5-1 Sales for RICHARD SCHWARTZ 900 N. Michigan Avenue, Suite 950 Chicago IL 60611	Common	02/17/2026	247114	4155246.62
10b5-1 Sales for RICHARD SCHWARTZ 900 N. Michigan Avenue, Suite 950 Chicago IL 60611	Common	02/04/2026	247114	4352517.73

144: Remarks and Signature

Remarks
Date of Notice	05/01/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	08/15/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Lori R Schwartz
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)