32 tracked 13F filers disclose a position in ILLUU as of the latest SEC 13F filings, a combined $156.0M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Magnetar Financial LLC | $18.4M | 1.9M | ▲New +1.9M sh | Q1 2026 | |
| 2 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $9.9M | 1.0M | ▲New +1.0M sh | Q1 2026 | |
| 3 | LMR Partners LLP | $9.9M | 1.0M | ▲New +1.0M sh | Q1 2026 | |
| 4 | LINDEN ADVISORS LP | $9.4M | 950K | ▲New +950K sh | Q1 2026 | |
| 5 | MILLENNIUM MANAGEMENT LLC | $8.9M | 900K | ▲New +900K sh | Q1 2026 | |
| 6 | OAKTREE CAPITAL MANAGEMENT LP | $7.4M | 750K | ▲New +750K sh | Q1 2026 | |
| 7 | Shaolin Capital Management LLC | $7.0M | 702K | ▲New +702K sh | Q1 2026 | |
| 8 | ARISTEIA CAPITAL, L.L.C. | $7.0M | 702K | ▲New +702K sh | Q1 2026 | |
| 9 | AQR Arbitrage LLC | $6.2M | 626K | ▲New +626K sh | Q1 2026 | |
| 10 | Verition Fund Management LLC | $6.2M | 625K | ▲New +625K sh | Q1 2026 | |
| 11 | Alberta Investment Management Corp | $6.0M | 600K | ▲New +600K sh | Q1 2026 | |
| 12 | MOORE CAPITAL MANAGEMENT, LP | $6.0M | 600K | ▲New +600K sh | Q1 2026 | |
| 13 | TORONTO DOMINION BANK | $5.0M | 501K | ▲New +501K sh | Q1 2026 | |
| 14 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $5.0M | 500K | ▲New +500K sh | Q1 2026 | |
| 15 | Radcliffe Capital Management, L.P. | $5.0M | 499K | ▲New +499K sh | Q1 2026 | |
| 16 | WHITEBOX ADVISORS LLC | $4.5M | 450K | ▲New +450K sh | Q1 2026 | |
| 17 | TENOR CAPITAL MANAGEMENT Co., L.P. | $4.0M | 400K | ▲New +400K sh | Q1 2026 | |
| 18 | Hudson Bay Capital Management LP | $3.8M | 381K | ▲New +381K sh | Q1 2026 | |
| 19 | BNP PARIBAS FINANCIAL MARKETS | $3.7M | 374K | ▲New +374K sh | Q1 2026 | |
| 20 | TWO SIGMA INVESTMENTS, LP | $3.6M | 363K | ▲New +363K sh | Q1 2026 | |
| 21 | Lineage Point Capital LP | $3.4M | 338K | ▲New +338K sh | Q1 2026 | |
| 22 | BERKLEY W R CORP | $3.2M | 323K | ▲New +323K sh | Q1 2026 | |
| 23 | PICTON MAHONEY ASSET MANAGEMENT | $3.0M | 300K | ▲New +300K sh | Q1 2026 | |
| 24 | Centiva Capital, LP | $2.5M | 250K | ▲New +250K sh | Q1 2026 | |
| 25 | Polar Asset Management Partners Inc. | $2.5M | 250K | ▲New +250K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 26 funds opened a new position in ILLUU, while 0 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| SOULPOWER ACQUISITION CO-ASOUL | 23 funds | $144.0M |
| HCM IV ACQUISITION CORPHACQU | 23 funds | $142.1M |
| ABONY ACQUISITION CORP IAACOU | 23 funds | $125.0M |
| MOZAYYX ACQUISITION CORPMZYX/U | 23 funds | $121.5M |
| REPUBLIC DIGITAL ACQUIS-CL ARDAG | 23 funds | $120.0M |
| TRAILBLAZER ACQUISITION-CL ABLZR | 23 funds | $99.8M |
| SPARTACUS ACQU CORP IITMTSU | 23 funds | $95.9M |
| COHEN CIRCLE ACQUISIT II - ACCII | 23 funds | $90.0M |
| IDEA ACQUISITION CORPIACOU | 22 funds | $171.6M |
| NEW PROVIDENCE ACQUISITION-ANPAC | 22 funds | $170.5M |
| BERTO ACQUISITION CORPTACO | 22 funds | $154.9M |
| SIZZLE ACQUISITION CORP-CL ASZZL | 22 funds | $149.4M |
Ranked by how many of ILLUU's institutional holders also hold each name, a cross-fund conviction signal.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
| Class | 13F holders | Value held |
|---|---|---|
| ILLUUthis pageUnit | 32 funds | $156.0M |
| G470AU100ORD SHS CL A | 2 funds | $3.8M |
| G470AU118*W EXP 12/23/203 | 1 funds | $45K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
No filings captured for this ticker in the live stream yet.
Connected entities for ILLUU
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/ILLUU/capital-change-brief"
Use Arkolith's capital_change_brief for ILLUU. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for ILLUU. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.