Churchill Capital Corp IX/Cayman - Class A ordinary shares, par value $0.0001 per share (CCIX)

Q: What does CUSIP G21301109 represent in this 13F holders report?

CUSIP G21301109 is the security identifier for CCIX - Churchill Capital Corp IX/Cayman - Class A ordinary shares, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held CCIX - Churchill Capital Corp IX/Cayman - Class A ordinary shares, par value $0.0001 per share in Q2 2026?

7 institutional investors reported CCIX - Churchill Capital Corp IX/Cayman - Class A ordinary shares, par value $0.0001 per share for Q2 2026. Use the holders table for investor-level position and value details.

CUSIP: G21301109

Q2 2026 13F Holders as of 30 Jun 2026

Security type / class: Equity / Class A ordinary shares, par value $0.0001 per share
Total 13F shares: 2,281,643
Total 13F value: $24,817,076
Share change: +95,606
SEC-reported price per share: $10.89
Number of holders: 7
Value change: +$1,015,088
Number of buys: 1
Number of sells: 2
Shares outstanding: 29,712,020

Security key

G21301109

Report period

Q2 2026

Institutions

Top holders

CCIX full security history Ownership snapshot Full 13F holder table Previous quarter: Q1 2026 Churchill Capital Corp IX/Cayman SEC filings Churchill Capital Corp IX/Cayman company facts

Broader feeds

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

Reporting periods

Holder history for CUSIP G21301109

Previous quarter: Q1 2026

Recent filing periods:

Q2 2026 Q1 2026 Q4 2025 Q3 2025

Ownership snapshot

Top reported holders of CCIX - Churchill Capital Corp IX/Cayman - Class A ordinary shares, par value $0.0001 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

Churchill Sponsor IX LLC

Disclosed value leader

Churchill Sponsor IX LLC

Comparable rows

15/15

Latest evidence

31 Mar 2026

13D/G 13F Lead comparable stake: 22% 13D/G row: Churchill Sponsor IX LLC Showing 1-6 of 15 holder rows.

Quick read

Churchill Sponsor IX LLC leads the comparable SEC ownership view at 22%.

15 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 Churchill Sponsor IX LLC's linked filing trail.

Comparable ownership Top 5

Churchill Sponsor IX LLC 22%

Empyrean Capital Partners, LP 9.8%

Magnetar Financial LLC 6.7%

TENOR CAPITAL MANAGEMENT Co., L.P. 5.9%

Fort Baker Capital Management LP 4.9%

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
Churchill Sponsor IX LLC	13D/G 13D/G	22%	$83,476,875 7,912,500 shares	$0	18 Sep 2025
Empyrean Capital Partners, LP	13D/G 13F Company 13D/G 13F	9.8%	$32,132,000 2,900,000 shares	$0	31 Dec 2024
Magnetar Financial LLC	13D/G 13F Company 13D/G 13F	6.7%	$20,997,386 1,982,756 shares	$0	30 Jun 2025
TENOR CAPITAL MANAGEMENT Co., L.P.	13F 13D/G Company · Tenor Capital Management Company, L.P. 13F 13D/G	5.9% from 13D/G	$28,881,868 2,752,188 shares mixed-class rows	—	31 Mar 2026
Fort Baker Capital Management LP	13D/G 13F Company 13D/G 13F	4.9%	$15,592,571 1,455,889 shares	-$14,750,133	31 Mar 2026
ARISTEIA CAPITAL, L.L.C.	13D/G 13F Company 13D/G 13F	4.4%	$14,395,081 1,299,195 shares	$0	31 Dec 2024

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 Q2 2026

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

Institutions

2,281,643

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 Q2 2026 vs Q1 2026 Across Filers

Q1 2026 holders

Q2 2026 holders

Holder diff

-38

Investor	Q1 2026 Shares	Q2 2026 Shares	Share Diff	Share Chg %	Q1 2026 value	Q2 2026 value	Value change	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend