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 PRSO 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/PRSO"
Use Arkolith to show who owns PRSO, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | STATE STREET CORP | $59K | 58K | ▲New +58K sh | Q1 2026 | |
| 2 | VANGUARD FIDUCIARY TRUST CO | $44K | 44K | ▲New +44K sh | Q1 2026 | |
| 3 | ZACKS INVESTMENT MANAGEMENT | $19K | 19K | ▲+70% Added · +8K sh | Q1 2026 | |
| 4 | Kestra Advisory Services, LLC | $10K | 10K | ▲New +10K sh | Q1 2026 | |
| 5 | SBI Securities Co., Ltd. | $291 | 288 | —Held | Q1 2026 | |
| 6 | CWM, LLC | $1 | 1 | —Held | 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 |
|---|---|---|---|---|---|
| Feb 9, 2026 | SULLIVAN JAMES | Chief Financial Officer | Grant (A) | 60K | $0 |
| Feb 9, 2026 | Tomkins Alex | Chief Technology Officer | Grant (A) | 60K | $0 |
| Feb 9, 2026 | Lynch Brad | Chief Operating Officer | Grant (A) | 60K | $0 |
| Feb 9, 2026 | Glibbery Ronald | Chief Executive Officer, Director | Grant (A) | 60K | $0 |
| Jan 7, 2026 | Links Cornelis | Director | Grant (A) | 100K | $0 |
| Jan 7, 2026 | Lewis Daniel Lee | Director | Grant (A) | 50K | $0 |
| Jan 7, 2026 | Newell Robert Y IV | Director | Grant (A) | 50K | $0 |
| Jan 7, 2026 | Links Cornelis | Director | Grant (A) | 50K | $0 |
| Jan 7, 2026 | Melder Andreas | Director | Grant (A) | 50K | $0 |
| Aug 7, 2025 | Glibbery Ronald | Chief Executive Officer, Director | Grant (A) | 25K | $0 |
| Aug 7, 2025 | Lynch Brad | Chief Operating Officer | Grant (A) | 25K | $0 |
| Aug 7, 2025 | SULLIVAN JAMES | Chief Financial Officer | Grant (A) | 25K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 5 funds | $2.1B |
| APPLE INCAAPL | 5 funds | $2.1B |
| ISHARES CORE S&P 500 ETFIVV | 5 funds | $1.5B |
| MICROSOFT CORPMSFT | 5 funds | $1.3B |
| ALPHABET INC-CL AGOOGL | 5 funds | $1.0B |
| AMAZON.COM INCAMZN | 5 funds | $1.0B |
| STE STR SPDR PT S&P 500 ETFSPYM | 5 funds | $949.2M |
| INVESCO QQQ TRUST SERIES 1QQQ | 5 funds | $903.7M |
| SS SPDR S&P 500 ETF TRUST-USSPY | 5 funds | $857.8M |
| STE STR SPDR PT DW EU ETFSPDW | 5 funds | $827.5M |
| VANGUARD S&P 500 ETFVOO | 5 funds | $772.4M |
| PARKER HANNIFIN CORPPH | 5 funds | $731.5M |
Ranked by how many of PRSO'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 PRSO. 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.