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 PARK 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/PARK"
Use Arkolith to show who owns PARK, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | KENNEDY CAPITAL MANAGEMENT LLC | $4.0M | 241K | ▲+2.4% Added · +6K sh | Q1 2026 | |
| 2 | HEARTLAND ADVISORS INC | $3.2M | 190K | ▲+24% Added · +37K sh | Q1 2026 | |
| 3 | Russell Investments Group, Ltd. | $1.6M | 97K | ▼−5.5% Reduced · −6K sh | Q1 2026 | |
| 4 | FMR LLC | $817K | 49K | ▲New +49K sh | Q1 2026 | |
| 5 | SEI INVESTMENTS CO | $583K | 35K | ▲+100% Added · +17K sh | Q1 2026 | |
| 6 | CITADEL ADVISORS LLC | $461K | 27K | ▼−27% Reduced · −10K sh | Q1 2026 | |
| 7 | Boston Partners | $390K | 23K | ▼−40% Reduced · −16K sh | Q1 2026 | |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | $324K | 19K | ▲New +19K sh | Q1 2026 | |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $300K | 18K | ▲New +18K sh | Q1 2026 | |
| 10 | VANGUARD FIDUCIARY TRUST CO | $155K | 9K | ▲New +9K sh | Q1 2026 | |
| 11 | BlackRock, Inc. | $60K | 4K | ▲New +4K sh | Q1 2026 | |
| 12 | UBS Group AG | $9K | 539 | ▼−77% Reduced · −2K sh | Q1 2026 | |
| 13 | MORGAN STANLEY | $8K | 500 | —Held | Q1 2026 | |
| 14 | JPMORGAN CHASE & CO | $8K | 500 | —Held | Q1 2026 | |
| 15 | Tower Research Capital LLC (TRC) | $7K | 397 | ▲New +397 sh | Q1 2026 | |
| 16 | ROYAL BANK OF CANADA | $4K | 222 | ▲New +222 sh | Q1 2026 | |
| 17 | OSAIC HOLDINGS, INC. | $2K | 100 | —Held | Q1 2026 | |
| 18 | Smartleaf Asset Management LLC | $908 | 58 | ▲New +58 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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Dec 3, 2025 | Bernander Christopher James | Chief Financial Officer, Director | Buy (P) | 2K | $25K |
| Dec 3, 2025 | Gerlach Todd Christopher | Director | Buy (P) | 8K | $100K |
| Dec 3, 2025 | Law Alan Siems | Director | Buy (P) | 2K | $25K |
| Dec 3, 2025 | SMITH PHILIP IRVING | Director | Buy (P) | 769 | $10K |
| Dec 3, 2025 | Smith Christopher Charles | Director | Buy (P) | 8K | $100K |
| Dec 3, 2025 | SWENSON PETER G | CEO and Chairman, Director | Buy (P) | 3K | $41K |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 3 funds | $3.3B |
| ISHARES CORE S&P 500 ETFIVV | 3 funds | $2.7B |
| AMAZON.COM INCAMZN | 3 funds | $1.7B |
| APPLE INCAAPL | 3 funds | $1.4B |
| MICROSOFT CORPMSFT | 3 funds | $1.0B |
| ALPHABET INC-CL AGOOGL | 3 funds | $850.0M |
| JPMORGAN CHASE & COJPM | 3 funds | $732.6M |
| ALPHABET INC-CL CGOOG | 3 funds | $709.4M |
| BLACKROCK INCBLK | 3 funds | $679.2M |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 3 funds | $593.2M |
| JOHNSON & JOHNSONJNJ | 3 funds | $491.1M |
| HOME DEPOT INCHD | 3 funds | $487.3M |
Ranked by how many of PARK's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for PARK. 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.