Rush Street Interactive, Inc. - Class A common stock, $0.0001 par value per share (RSI)

Q: What does CUSIP 782011100 represent in this 13F holders report?

CUSIP 782011100 is the security identifier for RSI - Rush Street Interactive, Inc. - Class A common stock, $0.0001 par value per share used to aggregate holder disclosures.

Q: How many institutions held RSI - Rush Street Interactive, Inc. - Class A common stock, $0.0001 par value per share in Q3 2026?

42 institutional investors reported RSI - Rush Street Interactive, Inc. - Class A common stock, $0.0001 par value per share for Q3 2026. Use the holders table for investor-level position and value details.

CUSIP: 782011100

Q3 2026 13F Holders as of 30 Sep 2026

Security type / class: Equity / Class A common stock, $0.0001 par value per share
Total 13F shares: 803,782
Total 13F value: $16,317,165
Share change: -795,298
SEC-reported price per share: $20.33
Number of holders: 42
Value change: -$16,264,610
Number of buys: 22
Number of sells: 16
Shares outstanding: 115,770,984

Security key

782011100

Report period

Q3 2026

Institutions

Top holders

RSI full security history Ownership snapshot Full 13F holder table Rush Street Interactive, Inc. SEC filings Rush Street Interactive, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 782011100

Recent filing periods:

Q3 2026

Ownership snapshot

Top reported holders of RSI - Rush Street Interactive, Inc. - Class A common stock, $0.0001 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Neil Bluhm

Disclosed value leader

Neil Bluhm

Comparable rows

6/15

Latest evidence

31 Aug 2026

13D/G 3/4/5 13F Lead comparable stake: 46% 9 rows are not safely comparable across share classes. 13D/G row: Neil Bluhm Showing 1-6 of 15 holder rows.

Quick read

Neil Bluhm leads the comparable SEC ownership view at 46%.

6 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Neil Bluhm's linked filing trail.

Comparable ownership Top 5

Neil Bluhm 46%

BlackRock, Inc. 13%

Divisadero Street Capital Managem... 6.2%

VANGUARD PORTFOLIO MANAGEMENT LLC 5.5%

VANGUARD CAPITAL MANAGEMENT LLC 5%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Neil Bluhm	13D/G 3/4/5 BLUHM NEIL · Executive Chairman, Director, 10%+ Owner 13D/G 3/4/5	46% Reported 13D/G · 30 Jul 2026	$3,420,914,665 100,085,274 shares	$0	30 Jul 2026
BlackRock, Inc.	13F 13D/G Company 13F 13D/G	13% Reported 13D/G · 30 Jun 2026	$448,435,245 15,078,522 shares	—	30 Jun 2026
Divisadero Street Capital Management, LP	13D/G 13F Company 13D/G 13F	6.2% Reported 13D/G · 31 Aug 2026	$174,277,008 7,177,801 shares	+$42,548,248	31 Aug 2026
VANGUARD PORTFOLIO MANAGEMENT LLC	13D/G 13F Vanguard Portfolio Management · Company 13D/G 13F	5.5% Reported 13D/G · 30 Jun 2026	$195,468,892 5,718,809 shares	$0	30 Jun 2026
VANGUARD CAPITAL MANAGEMENT LLC	13D/G 13F Vanguard Capital Management · Company 13D/G 13F	5% Reported 13D/G · 30 Jun 2026	$178,211,273 5,213,905 shares	$0	30 Jun 2026
ALLIANCEBERNSTEIN L.P.	13D/G 13F Company 13D/G 13F	4.3% Reported 13D/G · 30 Sep 2025	$83,099,853 4,057,610 shares	-$42,519,532	30 Sep 2025

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q3 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

803,782

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q3 2026 vs Q2 2026 Across Filers

Q2 2026 holders

302

Q3 2026 holders

Holder diff

-260

Investor	Q2 2026 Shares	Q3 2026 Shares	Share Diff	Share Chg %	Q2 2026 value	Q3 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend