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/PDRDF/capital-change-brief"
Use Arkolith's capital_change_brief for PDRDF. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | GARDNER RUSSO & QUINN LLC | $183.5M | 2.5M | ▼−2.9% Reduced · −74K 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.
| Company | Co-held by | Combined value |
|---|---|---|
| APPLE INCAAPL | 2 funds | $2.5B |
| MICROSOFT CORPMSFT | 2 funds | $2.1B |
| ALPHABET INC-CL CGOOG | 2 funds | $1.9B |
| AMAZON.COM INCAMZN | 2 funds | $1.5B |
| MASTERCARD INC - AMA | 2 funds | $1.4B |
| PHILIP MORRIS INTERNATIONALPM | 2 funds | $1.4B |
| JOHNSON & JOHNSONJNJ | 2 funds | $1.2B |
| ALPHABET INC-CL AGOOGL | 2 funds | $1.2B |
| JPMORGAN CHASE & COJPM | 2 funds | $1.2B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 2 funds | $1.2B |
| BERKSHIRE HATHAWAY INC-CL ABRK/A | 2 funds | $1.1B |
| EXXON MOBIL CORPXOM | 2 funds | $1.1B |
Ranked by how many of PDRDF'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 PDRDF. 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.