What is CUSIP G470AU100?

CUSIP G470AU100 is the security identifier used in SEC filing datasets for ILLU - Illumination Acquisition Corp. I - Class A ordinary shares, par value $0.0001.

Security Snapshot

Illumination Acquisition Corp. I - Class A ordinary shares, par value $0.0001 (ILLU) Institutional Ownership

Q: Who owns ILLU - Illumination Acquisition Corp. I - Class A ordinary shares, par value $0.0001 based on 13F filings?

Open this security page to review the newest available 13F ownership history, top reported holders, and period-by-period changes.

CUSIP: G470AU100

13F Institutional Holders and Ownership History for Q2 2026

Latest Period

n/a

Institutions Reporting

Shares (Excl. Options)

Price

$9.94

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Security type / class: Equity / Class A ordinary shares, par value $0.0001
Symbol: ILLU on Nasdaq
Shares outstanding: 31,302,876
SEC-reported price per share: $9.94

13F Shares, Excluding Options vs Price

13F Value, Excluding Options

Total Investors

Key facts

ILLU - Illumination Acquisition Corp. I - Class A ordinary shares, par value $0.0001 is tracked under CUSIP G470AU100.
Latest finished 13F holder period is not available.
2 significant owners is listed from Schedule 13D/13G reporting.

Change

Latest quarter on this page is Q2 2026.
Additional quarter-over-quarter change detail appears as history expands.

Research use

You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Schedule 13D/G

Ownership context comes from Schedule 13D/G and available holder history for this CUSIP.

Open SEC evidence

Security key

G470AU100

Latest holder period

n/a

13F holders

13D/G owners

CIK / CUSIP context first

ILLU full holder history Illumination Acquisition Corp. I SEC filings Illumination Acquisition Corp. I company facts Illumination Acquisition Corp. I insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

Recent Quarterly Holder Reports

Open recent reporting periods for CUSIP G470AU100:

Q2 2026 (4 holders)

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows

Security

ILLU

Filer	Ownership	Change %	Holdings Value	Net Change	Nb Shares	Change %	Reporting Name	Report Period
Illumination Acquisition 1 Sponsor LLC	26%				8,031,667		Illumination Acquisition 1 Sponsor LLC	02 Mar 2026
Magnetar Financial LLC	5.9%				1,850,000		MAGNETAR FINANCIAL LLC	31 Mar 2026

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods

Latest

n/a

Rows shown

1-1 of 1

Period	13F Shares, Excl. Options	Value, Excl. Options	Value Change	Puts Notional Value	Calls Notional Value	Price (Median)	Investors
2026 Q2	1,009,900	$9,998,010	+$9,998,010			$9.90	4