Among active 13F managers last quarter, 20 opened and none reduced or exited; the largest holder to move was Magnetar Financial LLC (new position). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
22 tracked 13F filers disclose a position in ILLU as of the latest SEC 13F filings, a combined $92.9M 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 | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Magnetar Financial LLC | 1.8M | $18.3M | ▲New +1.8M sh | Q2 2026 | |
| 2 | Kryger Capital LLC | 988K | $9.8M | ▲New +988K sh | Q2 2026 | |
| 3 | Verition Fund Management LLC | 625K | $6.2M | ▲New +625K sh | Q2 2026 | |
| 4 | Shaolin Capital Management LLC | 602K | $6.0M | ▲New +602K sh | Q2 2026 | |
| 5 | Alberta Investment Management Corp | 600K | $5.9M | ▲New +600K sh | Q2 2026 | |
| 6 | Moore Capital Management, LP | 600K | $5.9M | ▲New +600K sh | Q2 2026 | |
| 7 | Rivernorth Capital Management, LLC | 500K | $5.0M | ▲New +500K sh | Q2 2026 | |
| 8 | Radcliffe Capital Management, L.P. | 499K | $4.9M | ▲New +499K sh | Q2 2026 | |
| 9 | Whitebox Advisors LLC | 450K | $4.5M | ▲New +450K sh | Q2 2026 | |
| 10 | Tenor Capital Management Co., L.P. | 400K | $4.0M | ▲New +400K sh | Q2 2026 | |
| 11 | Hudson Bay Capital Management LP | 381K | $3.8M | ▲New +381K sh | Q2 2026 | |
| 12 | Picton Mahoney Asset Management | 300K | $3.0M | ▲New +300K sh | Q2 2026 | |
| 13 | Context Capital Management, LLC | 280K | $2.8M | ▲New +280K sh | Q2 2026 | |
| 14 | Periscope Capital Inc. | 277K | $2.7M | ▲New +277K sh | Q2 2026 | |
| 15 | Centiva Capital, LP | 250K | $2.5M | ▲New +250K sh | Q2 2026 | |
| 16 | Polar Asset Management Partners Inc. | 250K | $2.5M | ▲New +250K sh | Q2 2026 | |
| 17 | Clear Street Group Inc. | 134K | $1.3M | ▲New +134K sh | Q2 2026 | |
| 18 | DLD Asset Management, LP | 100K | $990K | ▲New +100K sh | Q2 2026 | |
| 19 | Deltec Asset Management LLC | 100K | $989K | ▲New +100K sh | Q2 2026 | |
| 20 | Schonfeld Strategic Advisors LLC | 84K | $832K | ▲New +84K sh | Q2 2026 | |
| 21 | Bulldog Investors, LLP | 75K | $742K | ▲New +75K sh | Q2 2026 | |
| 22 | Heights Capital Management, Inc | 36K | $352K | ▲New +36K sh | Q2 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, 20 funds opened a new position in ILLU, while none reduced or exited. 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 | Their position there |
|---|---|---|
| Crane Harbor Acquisitio-CL ACRAN | 20 funds | $91.1M |
| Meshflow Acquisition Co-CL AMESH | 19 funds | $108.5M |
| HCM IV Acquisition Corp CL-AHACQ | 19 funds | $88.5M |
| Oyster Enterprises II Acq-AOYSE | 19 funds | $85.6M |
| Republic Digital Acquis-CL ARDAG | 19 funds | $75.9M |
| Spring Valley Acquisitio-ASVIV | 19 funds | $64.4M |
| Cantor Equity Partners VI -ACEPS | 19 funds | $26.5M |
| Illumination Acquisition CorILLUW | 19 funds | $1.4M |
| Drugs Made In America AcquisDMII | 18 funds | $131.6M |
| Eqv Ventures Acquisition C-AEVAC | 18 funds | $129.9M |
| M3-Brigade Acquisition-CL AMBVI | 18 funds | $109.3M |
| New Providence Acquisition-ANPAC | 18 funds | $102.8M |
Ranked by how many of ILLU's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in ILLU.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 0 | 0 | – |
Insiders Form 4 open-market | 0 | 0 | $0 |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
| Class | 13F holders | Value held |
|---|---|---|
| ILLUWWarrant | 23 funds | $1.6M |
| ILLUthis pageORD SHS CL A | 22 funds | $92.9M |
| ILLUUUnit | 17 funds | $75.0M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for ILLU
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/ILLU/capital-change-brief"
Use Arkolith's capital_change_brief for ILLU. 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 ILLU. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.