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 PTORU 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/PTORU"
Use Arkolith to show who owns PTORU, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | STEADFAST CAPITAL MANAGEMENT LP | $19.8M | 2.0M | ▲New +2.0M sh | Q1 2026 | |
| 2 | LMR Partners LLP | $15.3M | 1.6M | ▲New +1.6M sh | Q1 2026 | |
| 3 | Alberta Investment Management Corp | $13.8M | 1.4M | ▲New +1.4M sh | Q1 2026 | |
| 4 | ARISTEIA CAPITAL, L.L.C. | $13.4M | 1.4M | ▲New +1.4M sh | Q1 2026 | |
| 5 | AQR Arbitrage LLC | $9.4M | 949K | ▲New +949K sh | Q1 2026 | |
| 6 | PICTON MAHONEY ASSET MANAGEMENT | $5.0M | 500K | ▲New +500K sh | Q1 2026 | |
| 7 | WHITEBOX ADVISORS LLC | $4.0M | 400K | ▲New +400K sh | Q1 2026 | |
| 8 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $2.0M | 200K | ▲New +200K sh | Q1 2026 | |
| 9 | Westchester Capital Management, LLC | $1.5M | 150K | ▲New +150K sh | Q1 2026 | |
| 10 | Clear Street Group Inc. | $232K | 23K | ▲New +23K 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 |
|---|---|---|
| PTORORD SHS CL A | 18 funds | $87.4M |
| PTORUthis pageUnit | 14 funds | $111.2M |
| PTORWRT | 14 funds | $898K |
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 |
|---|---|---|
| CANTOR EQUITY PARTNERS-CL ACEPV | 10 funds | $28.7M |
| NEW PROVIDENCE ACQUISITION-ANPAC | 9 funds | $84.4M |
| ANDRETTI ACQUISITION CORP -APOLE | 9 funds | $82.2M |
| GRAF GLOBAL CORP-CL AGRAF | 9 funds | $70.2M |
| SIZZLE ACQUISITION CORP-CL ASZZL | 9 funds | $68.4M |
| OYSTER ENTERPRISES II ACQ-AOYSE | 9 funds | $63.9M |
| SOULPOWER ACQUISITION CO-ASOUL | 9 funds | $62.7M |
| ALDEL FINANCIAL II INCALDF | 9 funds | $62.6M |
| IDEA ACQUISITION CORPIACOU | 9 funds | $62.0M |
| VOYAGER ACQUISITION CORPVACH | 9 funds | $56.1M |
| CARTESIAN GROWTH CORP I-CL ACGCT | 9 funds | $55.5M |
| MOUNTAIN LAKE ACQUISITION-AMLAC | 9 funds | $51.7M |
Ranked by how many of PTORU'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 PTORU. 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.