The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This stock page is the Follow view. The Build view lets your agent query KOYNU owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/KOYNU"
Use Arkolith to show who owns KOYNU, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | LMR Partners LLP | $11.2M | 1.1M | —Held | Q1 2026 | |
| 2 | Westchester Capital Management, LLC | $4.1M | 400K | —Held | Q1 2026 | |
| 3 | Polar Asset Management Partners Inc. | $3.6M | 350K | —Held | Q1 2026 | |
| 4 | READYSTATE ASSET MANAGEMENT LP | $997K | 98K | —Held | Q1 2026 | |
| 5 | Clear Street Group Inc. | $129K | 13K | ▼−93% Reduced · −174K 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.
No Form 4 insider transactions on file yet.
| Class | 13F holders | Value held |
|---|---|---|
| KOYNUSDCL | 38 funds | $151.0M |
| KOYNWWarrant | 27 funds | $1.9M |
| KOYNUthis pageUnit | 10 funds | $22.3M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
| Company | Co-held by | Combined value |
|---|---|---|
| APPLE INCAAPL | 8 funds | $2.5B |
| MICROSOFT CORPMSFT | 8 funds | $2.1B |
| BERTO ACQUISITION CORPTACO | 8 funds | $36.6M |
| CANTOR EQUITY PARTNERS-CL ACEPF | 8 funds | $34.4M |
| WEN ACQUISITION CORP-AWENN | 8 funds | $33.0M |
| DYNAMIX CORP IIIDNMXU | 8 funds | $6.5M |
| Armada Acquisition Corp - AXRPNW | 8 funds | $752K |
| NVIDIA CORPNVDA | 7 funds | $9.2B |
| KENVUE INCKVUE | 7 funds | $298.5M |
| MOZAYYX ACQUISITION CORPMZYX/U | 7 funds | $36.2M |
| REPUBLIC DIGITAL ACQUIS-CL ARDAG | 7 funds | $33.9M |
| NEW PROVIDENCE ACQUISITION-ANPAC | 7 funds | $29.9M |
Ranked by how many of KOYNU's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
No filings captured for this ticker in the live stream yet.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for KOYNU. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.