RSI

SEC source: 0001834345-26-000024 · wk-form4_1783029675.xml · nonDerivative · entry 8

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 0

F3 · kind: Shares were sold pursuant to a 10b5-1 plan.

F4 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $29.95 to $31.66 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.

SEC source: 0001834345-26-000024 · wk-form4_1783029675.xml · nonDerivative · entry 7

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 374,036

F3 · kind: Shares were sold pursuant to a 10b5-1 plan.

F4 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $29.95 to $31.66 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.

SEC source: 0001834345-26-000024 · wk-form4_1783029675.xml · nonDerivative · entry 6

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 537,540

F1 · price: On July 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F1 · balance_after: On July 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F2 · balance_after: The shares of Class V Voting Stock of the Issuer provide no economic rights in the Issuer to the holder thereof. However, each holder of Class V Voting Stock will be entitled to vote as a common stockholder of the Issuer, with the number of votes equal to the number of shares of Class V Voting Stock held at the time of such vote.

SEC source: 0001834345-26-000024 · wk-form4_1783029675.xml · nonDerivative · entry 5

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 55,556

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On July 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

SEC source: 0001834345-26-000024 · wk-form4_1783029675.xml · nonDerivative · entry 4

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 537,540

F1 · price: On July 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F1 · balance_after: On July 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F2 · balance_after: The shares of Class V Voting Stock of the Issuer provide no economic rights in the Issuer to the holder thereof. However, each holder of Class V Voting Stock will be entitled to vote as a common stockholder of the Issuer, with the number of votes equal to the number of shares of Class V Voting Stock held at the time of such vote.

SEC source: 0001834345-26-000024 · wk-form4_1783029675.xml · nonDerivative · entry 3

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 55,556

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On July 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

SEC source: 0001834345-26-000024 · wk-form4_1783029675.xml · nonDerivative · entry 2

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,184,441

F1 · price: On July 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F1 · balance_after: On July 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F2 · balance_after: The shares of Class V Voting Stock of the Issuer provide no economic rights in the Issuer to the holder thereof. However, each holder of Class V Voting Stock will be entitled to vote as a common stockholder of the Issuer, with the number of votes equal to the number of shares of Class V Voting Stock held at the time of such vote.

SEC source: 0001834345-26-000024 · wk-form4_1783029675.xml · nonDerivative · entry 1

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 421,258

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On July 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

SEC source: 0001835040-26-000025 · wk-form4_1783029236.xml · nonDerivative · entry 1

STETZ MATTIAS · CIK 0001835040 · Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 197,874

F1 · kind: Shares were sold pursuant to a 10b5-1 plan.

F2 · price: 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.

SEC source: 0001588894-26-000014 · wk-form4_1782511457.xml · derivative · entry 3

Sauers Kyle · CIK 0001588894 · Chief Financial Officer · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 146,748

Underlying: Class A Common Stock · 46,728 shares

Expires 2033-03-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: The stock options vest in three equal annual installments beginning on the first anniversary of the original grant date of March 15, 2023, subject to the Reporting Person's continued service through each such vesting date.

SEC source: 0001588894-26-000014 · wk-form4_1782511457.xml · nonDerivative · entry 2

Sauers Kyle · CIK 0001588894 · Chief Financial Officer · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 675,526

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001588894-26-000014 · wk-form4_1782511457.xml · nonDerivative · entry 1

Sauers Kyle · CIK 0001588894 · Chief Financial Officer · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 628,798

F1 · shares: Represents a gift of 1,230 shares each to two of the Reporting Person's adult children.

SEC source: 0001834368-26-000012 · wk-form4_1782511297.xml · derivative · entry 5

WIERBICKI PAUL · CIK 0001834368 · Director · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,851

Underlying: Class A Common Stock · 6,926 shares

Expires 2035-03-14

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: The stock options vest in three equal annual installments beginning on the first anniversary of the original grant date of March 14, 2025, subject to the Reporting Person's continued service through each such vesting date.

SEC source: 0001834368-26-000012 · wk-form4_1782511297.xml · derivative · entry 4

WIERBICKI PAUL · CIK 0001834368 · Director · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,435

Underlying: Class A Common Stock · 3,074 shares

Expires 2034-03-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: The stock options vest in three equal annual installments beginning on the first anniversary of the original grant date of March 15, 2024, subject to the Reporting Person's continued service through each such vesting date.

SEC source: 0001834368-26-000012 · wk-form4_1782511297.xml · nonDerivative · entry 3

WIERBICKI PAUL · CIK 0001834368 · Director · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,256

F1 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $30.11 to $30.135 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.

SEC source: 0001834368-26-000012 · wk-form4_1782511297.xml · nonDerivative · entry 2

WIERBICKI PAUL · CIK 0001834368 · Director · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 103,256

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001834368-26-000012 · wk-form4_1782511297.xml · nonDerivative · entry 1

WIERBICKI PAUL · CIK 0001834368 · Director · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,330

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001705859-26-000004 · wk-form4_1780698187.xml · nonDerivative · entry 1

Markell Jack A. · CIK 0001705859 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,383

F1 · shares: 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 restricted stock units and does not represent a sale by the Reporting Person.

SEC source: 0001588894-26-000012 · wk-form4_1780697574.xml · nonDerivative · entry 1

Sauers Kyle · CIK 0001588894 · Chief Financial Officer · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 631,258

F1 · kind: Shares were sold pursuant to a 10b5-1 plan.

SEC source: 0001836156-26-000006 · wk-form4_1780698069.xml · nonDerivative · entry 1

Winter Thomas · CIK 0001836156 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,497

F1 · shares: 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 restricted stock units and does not represent a sale by the Reporting Person.

SEC source: 0001835040-26-000023 · wk-form4_1780524102.xml · nonDerivative · entry 1

STETZ MATTIAS · CIK 0001835040 · Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 217,874

F1 · kind: Shares were sold pursuant to a 10b5-1 plan.

F2 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $25.37 to $25.96 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.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · derivative · entry 12

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 593,096

Underlying: Class A Common Stock · 55,556 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F5 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F5 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · derivative · entry 11

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 593,096

Underlying: Class A Common Stock · 55,556 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F5 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F5 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · derivative · entry 10

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,231,663

Underlying: Class A Common Stock · 47,222 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F5 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F5 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · nonDerivative · entry 9

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 0

F3 · kind: Shares were sold pursuant to a 10b5-1 plan.

F4 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $25.08 to $25.98 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.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · nonDerivative · entry 8

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 0

F3 · kind: Shares were sold pursuant to a 10b5-1 plan.

F4 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $25.08 to $25.98 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.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · nonDerivative · entry 7

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 374,036

F3 · kind: Shares were sold pursuant to a 10b5-1 plan.

F4 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $25.08 to $25.98 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.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · nonDerivative · entry 6

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 593,096

F1 · price: On June 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F1 · balance_after: On June 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F2 · balance_after: The shares of Class V Voting Stock of the Issuer provide no economic rights in the Issuer to the holder thereof. However, each holder of Class V Voting Stock will be entitled to vote as a common stockholder of the Issuer, with the number of votes equal to the number of shares of Class V Voting Stock held at the time of such vote.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · nonDerivative · entry 5

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 55,556

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On June 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · nonDerivative · entry 4

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 593,096

F1 · price: On June 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F1 · balance_after: On June 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F2 · balance_after: The shares of Class V Voting Stock of the Issuer provide no economic rights in the Issuer to the holder thereof. However, each holder of Class V Voting Stock will be entitled to vote as a common stockholder of the Issuer, with the number of votes equal to the number of shares of Class V Voting Stock held at the time of such vote.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · nonDerivative · entry 3

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 55,556

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On June 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · nonDerivative · entry 2

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,231,663

F1 · price: On June 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F1 · balance_after: On June 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F2 · balance_after: The shares of Class V Voting Stock of the Issuer provide no economic rights in the Issuer to the holder thereof. However, each holder of Class V Voting Stock will be entitled to vote as a common stockholder of the Issuer, with the number of votes equal to the number of shares of Class V Voting Stock held at the time of such vote.

SEC source: 0001834345-26-000022 · wk-form4_1780524369.xml · nonDerivative · entry 1

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 421,258

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On June 1, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of Rush Street Interactive, LP ("RSI LP"), the number of Class A Common Stock Units ("RSI Units") set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

SEC source: 0001373161-26-000006 · wk-form4_1778105611.xml · derivative · entry 11

BLUHM NEIL · CIK 0001373161 · Director · Executive Chairman · 10% owner

NGB 2013 GRANDCHILDREN'S DYNASTY TRUST · CIK 0001839329 · Director · Executive Chairman · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By NGB 2013 Grandchildren's Dynasty Trust

Disclosed balance after: 96,399,630

Underlying: Class A Common Stock · 1,371,150 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F7 · derivative.exercise_price: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F7 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F7 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F2 · ownership.nature: These securities are held by NGB 2013 Grandchildren's Dynasty Trust (the "NGB Dynasty Trust"). The reporting person is the grantor and trustee of NGB Dynasty Trust and exercises sole voting and investment control over the securities held thereby. Mr. Bluhm may be deemed to be the beneficial owner of securities held by the NGB Dynasty Trust to the extent that he or his immediate family members are beneficiaries of such trust.

SEC source: 0001373161-26-000006 · wk-form4_1778105611.xml · nonDerivative · entry 6

BLUHM NEIL · CIK 0001373161 · Director · Executive Chairman · 10% owner

NGB 2013 GRANDCHILDREN'S DYNASTY TRUST · CIK 0001839329 · Director · Executive Chairman · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By NGB 2013 Grandchildren's Dynasty Trust

Disclosed balance after: 0

F2 · ownership.nature: These securities are held by NGB 2013 Grandchildren's Dynasty Trust (the "NGB Dynasty Trust"). The reporting person is the grantor and trustee of NGB Dynasty Trust and exercises sole voting and investment control over the securities held thereby. Mr. Bluhm may be deemed to be the beneficial owner of securities held by the NGB Dynasty Trust to the extent that he or his immediate family members are beneficiaries of such trust.

SEC source: 0001373161-26-000006 · wk-form4_1778105611.xml · nonDerivative · entry 5

BLUHM NEIL · CIK 0001373161 · Director · Executive Chairman · 10% owner

NGB 2013 GRANDCHILDREN'S DYNASTY TRUST · CIK 0001839329 · Director · Executive Chairman · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By NGB 2013 Grandchildren's Dynasty Trust

Disclosed balance after: 96,399,630

F4 · price: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F3 · balance_after: The shares of Class V Voting Stock of the Issuer provide no economic rights in the Issuer to the holder thereof. However, each holder of Class V Voting Stock will be entitled to vote as a common stockholder of the Issuer, with the number of votes equal to the number of shares of Class V Voting Stock held at the time of such vote.

F4 · balance_after: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F2 · ownership.nature: These securities are held by NGB 2013 Grandchildren's Dynasty Trust (the "NGB Dynasty Trust"). The reporting person is the grantor and trustee of NGB Dynasty Trust and exercises sole voting and investment control over the securities held thereby. Mr. Bluhm may be deemed to be the beneficial owner of securities held by the NGB Dynasty Trust to the extent that he or his immediate family members are beneficiaries of such trust.

SEC source: 0001373161-26-000006 · wk-form4_1778105611.xml · nonDerivative · entry 4

BLUHM NEIL · CIK 0001373161 · Director · Executive Chairman · 10% owner

NGB 2013 GRANDCHILDREN'S DYNASTY TRUST · CIK 0001839329 · Director · Executive Chairman · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By NGB 2013 Grandchildren's Dynasty Trust

Disclosed balance after: 1,371,150

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · price: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F2 · ownership.nature: These securities are held by NGB 2013 Grandchildren's Dynasty Trust (the "NGB Dynasty Trust"). The reporting person is the grantor and trustee of NGB Dynasty Trust and exercises sole voting and investment control over the securities held thereby. Mr. Bluhm may be deemed to be the beneficial owner of securities held by the NGB Dynasty Trust to the extent that he or his immediate family members are beneficiaries of such trust.

SEC source: 0001834345-26-000020 · wk-form4_1778105866.xml · derivative · entry 18

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 648,652

Underlying: Class A Common Stock · 53,250 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F4 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F4 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

SEC source: 0001834345-26-000020 · wk-form4_1778105866.xml · derivative · entry 17

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 648,652

Underlying: Class A Common Stock · 53,250 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F4 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F4 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

SEC source: 0001834345-26-000020 · wk-form4_1778105866.xml · nonDerivative · entry 12

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 0

SEC source: 0001834345-26-000020 · wk-form4_1778105866.xml · nonDerivative · entry 11

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 0

SEC source: 0001834345-26-000020 · wk-form4_1778105866.xml · nonDerivative · entry 10

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 648,652

F3 · price: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of Class A Common Stock Units RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F2 · balance_after: The shares of Class V Voting Stock of the Issuer provide no economic rights in the Issuer to the holder thereof. However, each holder of Class V Voting Stock will be entitled to vote as a common stockholder of the Issuer, with the number of votes equal to the number of shares of Class V Voting Stock held at the time of such vote.

F3 · balance_after: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of Class A Common Stock Units RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

SEC source: 0001834345-26-000020 · wk-form4_1778105866.xml · nonDerivative · entry 9

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 53,250

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of Class A Common Stock Units RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

SEC source: 0001834345-26-000020 · wk-form4_1778105866.xml · nonDerivative · entry 8

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 648,652

F3 · price: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of Class A Common Stock Units RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F2 · balance_after: The shares of Class V Voting Stock of the Issuer provide no economic rights in the Issuer to the holder thereof. However, each holder of Class V Voting Stock will be entitled to vote as a common stockholder of the Issuer, with the number of votes equal to the number of shares of Class V Voting Stock held at the time of such vote.

F3 · balance_after: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of Class A Common Stock Units RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

SEC source: 0001834345-26-000020 · wk-form4_1778105866.xml · nonDerivative · entry 7

SCHWARTZ RICHARD TODD · CIK 0001834345 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 53,250

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of Class A Common Stock Units RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

SEC source: 0001835040-26-000021 · wk-form4_1778105753.xml · derivative · entry 17

STETZ MATTIAS · CIK 0001835040 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 376,403

Underlying: Class A Common Stock · 11,175 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F5 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F5 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

SEC source: 0001835040-26-000021 · wk-form4_1778105753.xml · derivative · entry 16

STETZ MATTIAS · CIK 0001835040 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 764,325

Underlying: Class A Common Stock · 11,175 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F5 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F5 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, beginning on June 29, 2021, the RSI Units beneficially owned by the reporting person may be exchanged, subject to certain conditions, for one share of Class A Common Stock of the Issuer. Upon such exchange, an equivalent number of shares of Class V Voting Stock then held by the reporting person will be canceled.

F2 · ownership.nature: The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that such securities are beneficially owned by the Reporting Person for Section 16 or any other purpose.

SEC source: 0001835040-26-000021 · wk-form4_1778105753.xml · nonDerivative · entry 12

STETZ MATTIAS · CIK 0001835040 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 237,874

SEC source: 0001835040-26-000021 · wk-form4_1778105753.xml · nonDerivative · entry 11

STETZ MATTIAS · CIK 0001835040 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 0

F2 · ownership.nature: The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that such securities are beneficially owned by the Reporting Person for Section 16 or any other purpose.

SEC source: 0001835040-26-000021 · wk-form4_1778105753.xml · nonDerivative · entry 10

STETZ MATTIAS · CIK 0001835040 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 376,403

F4 · price: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.

F3 · balance_after: The shares of Class V Voting Stock of the Issuer provide no economic rights in the Issuer to the holder thereof. However, each holder of Class V Voting Stock will be entitled to vote as a common stockholder of the Issuer, with the number of votes equal to the number of shares of Class V Voting Stock held at the time of such vote.

F4 · balance_after: On May 6, 2026, the Reporting Person and/or affiliated trusts exchanged, pursuant to the Amended and Restated Limited Partnership Agreement of RSI LP, the number of RSI Units set forth in this box for the same number of shares of Class A Common Stock of the Issuer, together with an equivalent number of Class V Voting Stock of the Issuer held by the Reporting Person and/or affiliated trusts, as applicable, being canceled.