Company: RSI
Filing Date: 2025-04-14
Form Type: DEF 14A
Source: 0001793659-25-000098
Chunk: 87

Company: Rush Street Interactive, Inc.
Filing Date: 2025-04-14
Form: DEF 14A
Chunk 87
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 ANNUAL REPORT
Our 2024 Annual Report, including our Annual Report on Form 10-K for the fiscal year ended December 31, 2024, is being mailed with this Proxy Statement to those stockholders who receive this Proxy Statement in the mail. Stockholders can also access our 2024 Annual Report, including our Annual Report on Form 10-K for the fiscal year ended December 31, 2024, at https://www.cstproxy.com/rushstreetinteractive/2025.

Our Annual Report on Form 10-K for the fiscal year ended December 31, 2024 has also been filed with the SEC. It is available free of charge at the SEC’s website at www.sec.gov. Upon written request by a stockholder, we will mail without charge a copy of our Annual Report on Form 10-K, including the financial statements and financial statement schedules, but excluding exhibits. Exhibits to the Annual Report on Form 10-K are available upon payment of a reasonable fee, which is limited to our expenses in furnishing the requested exhibit. All requests should be directed to the Corporate Secretary at our offices at 900 N. Michigan Avenue, Suite 950, Chicago, Illinois 60611 or by electronic mail at CorporateSecretary@rushstreetinteractive.com .

Your vote is important. Please promptly vote your shares by following the instructions for voting on the Notice Regarding the Availability of Proxy Materials or, if you received a paper or electronic copy of our proxy materials, by completing, signing, dating and returning your proxy card or by Internet voting as described on your proxy card.

By Order of the Board of Directors

Selden Ross

Corporate Secretary

<div align='center'>Important Notice Regarding the Internet Availability of Proxy Materials for the Annual Meeting of Stockholders

To view the 2025 Proxy Statement, 2024 Annual Report and to Attend the Annual Meeting, please go to:

https://www.cstproxy.com/rushstreetinteractive/2025</div>

FOLD HERE • DO NOT SEPARATE • INSERT IN ENVELOPE PROVIDED

#### PROXY

### THIS PROXY IS SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS

#### RUSH STREET INTERACTIVE, INC.
The undersigned appoints Kyle Sauers as proxy, with the power to appoint his substitute, and authorizes him to represent and to vote, as designated on the reverse hereof, all of the shares of Class A Common Stock and Class V Common Stock of Rush Street Interactive, Inc. held of