Among active 13F managers last quarter, 30 opened and none reduced or exited; the largest holder to move was Sculptor Capital LP (new position). No recent Form 4 insider filings for ISNRU.
Funds lean in and no leg opposes.
33 tracked 13F filers disclose a position in ISNRU as of the latest SEC 13F filings, a combined $126.9M 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 | Sculptor Capital LP | 1.3M | $13.0M | ▲New +1.3M sh | Q2 2026 | |
| 2 | Magnetar Financial LLC | 1.2M | $11.9M | ▲New +1.2M sh | Q2 2026 | |
| 3 | Polar Asset Management Partners Inc. | 1.0M | $10.0M | ▲New +1.0M sh | Q2 2026 | |
| 4 | HGC Investment Management Inc. | 750K | $7.5M | ▲New +750K sh | Q2 2026 | |
| 5 | Alberta Investment Management Corp | 750K | $7.5M | ▲New +750K sh | Q2 2026 | |
| 6 | AQR Arbitrage LLC | 740K | $7.4M | ▲New +740K sh | Q2 2026 | |
| 7 | Shaolin Capital Management LLC | 673K | $6.7M | ▲New +673K sh | Q2 2026 | |
| 8 | Heights Capital Management, Inc | 650K | $6.5M | ▲New +650K sh | Q2 2026 | |
| 9 | HBK Investments L P | 500K | $5.0M | ▲New +500K sh | Q2 2026 | |
| 10 | Moore Capital Management, LP | 500K | $5.0M | ▲New +500K sh | Q2 2026 | |
| 11 | Hudson Bay Capital Management LP | 500K | $5.0M | ▲New +500K sh | Q2 2026 | |
| 12 | Wealthspring Capital LLC | 428K | $4.3M | ▲New +428K sh | Q2 2026 | |
| 13 | Tenor Capital Management Co., L.P. | 400K | $4.0M | ▲New +400K sh | Q2 2026 | |
| 14 | Picton Mahoney Asset Management | 350K | $3.5M | ▲New +350K sh | Q2 2026 | |
| 15 | Whitebox Advisors LLC | 350K | $3.5M | ▲New +350K sh | Q2 2026 | |
| 16 | CSS LLC | 346K | $3.5M | ▲New +346K sh | Q2 2026 | |
| 17 | Periscope Capital Inc. | 325K | $3.3M | ▲New +325K sh | Q2 2026 | |
| 18 | Aristeia Capital, L.L.C. | 300K | $3.0M | ▲New +300K sh | Q2 2026 | |
| 19 | Radcliffe Capital Management, L.P. | 299K | $3.0M | ▲New +299K sh | Q2 2026 | |
| 20 | Calamos Advisors LLC | 250K | $2.5M | ▲New +250K sh | Q2 2026 | |
| 21 | Clear Street Group Inc. | 224K | $2.2M | ▲New +224K sh | Q2 2026 | |
| 22 | Schonfeld Strategic Advisors LLC | 150K | $1.5M | ▲New +150K sh | Q2 2026 | |
| 23 | Ghisallo Capital Management LLC | 150K | $1.5M | ▲New +150K sh | Q2 2026 | |
| 24 | Lineage Point Capital LP | 100K | $1.0M | ▲New +100K sh | Q2 2026 | |
| 25 | Gritstone Asset Management LLC | 100K | $1.0M | ▲New +100K 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, 30 funds opened a new position in ISNRU, 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 |
|---|---|---|
| Gores Holdings XI IncGHXIU | 27 funds | $177.2M |
| Cantor Equity Partners-CL ACEPF | 25 funds | $106.3M |
| Long Table Growth CorpLTGRU | 25 funds | $105.7M |
| Cantor Equity Partners VII-ACAES | 25 funds | $91.8M |
| Cantor Equity Partners-CL ACEPV | 25 funds | $74.0M |
| Mountain Lake Acquisiti-CL AMLAA | 24 funds | $139.2M |
| Krakacquisition Corp-CL AKRAQ | 24 funds | $124.0M |
| Republic Digital Acquis-CL ARDAG | 24 funds | $91.1M |
| Drugs Made In America Acq-RTDMIIR | 24 funds | $1.4M |
| Eqv Ventures Acquisition C-AEVAC | 23 funds | $155.9M |
| Silverbox Corp V-CL ASBXE | 23 funds | $127.4M |
Ranked by how many of ISNRU's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in ISNRU.
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.
No filings captured for this ticker in the live stream yet.
Connected entities for ISNRU
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/ISNRU/capital-change-brief"
Use Arkolith's capital_change_brief for ISNRU. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + the live filing stream, joined for ISNRU. Filings are public domain, sourced to SEC EDGAR.