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/PTRN/capital-change-brief"
Use Arkolith's capital_change_brief for PTRN. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Knox Lane LP | $325.2M | 28.2M | —Held | Q1 2026 | |
| 2 | WASATCH ADVISORS LP | $79.0M | 3.1M | ▲+28% Added · +693K sh | Q2 2026 | |
| 3 | Alyeska Investment Group, L.P. | $33.8M | 2.7M | ▲+296% Added · +2.0M sh | Q1 2026 | |
| 4 | NORGES BANK | $26.0M | 2.3M | ▲New +2.3M sh | Q4 2025 | |
| 5 | Allspring Global Investments Holdings, LLC | $25.7M | 2.1M | ▲+1.1% Added · +24K sh | Q1 2026 | |
| 6 | LOOMIS SAYLES & CO L P | $24.5M | 2.0M | ▼−7.7% Reduced · −164K sh | Q1 2026 | |
| 7 | WESTFIELD CAPITAL MANAGEMENT CO LP | $14.6M | 1.2M | ▼−1.0% Reduced · −12K sh | Q1 2026 | |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | $12.2M | 983K | ▲New +983K sh | Q1 2026 | |
| 9 | VANGUARD PORTFOLIO MANAGEMENT LLC | $10.4M | 839K | ▲New +839K sh | Q1 2026 | |
| 10 | Grandeur Peak Global Advisors, LLC | $6.2M | 499K | ▲11× Added · +454K sh | Q1 2026 | |
| 11 | UBS Group AG | $5.7M | 456K | ▲+136% Added · +263K sh | Q1 2026 | |
| 12 | G2 Investment Partners Management LLC | $5.6M | 449K | ▲New +449K sh | Q1 2026 | |
| 13 | MILLENNIUM MANAGEMENT LLC | $5.3M | 427K | ▲New +427K sh | Q1 2026 | |
| 14 | Man Group plc | $5.1M | 408K | ▲+654% Added · +354K sh | Q1 2026 | |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | $4.9M | 392K | ▲+1.0% Added · +4K sh | Q1 2026 | |
| 16 | SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | $4.6M | 369K | ▲New +369K sh | Q1 2026 | |
| 17 | BlackRock, Inc. | $4.2M | 339K | ▲+0.7% Added · +2K sh | Q1 2026 | |
| 18 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $4.1M | 330K | ▲+158% Added · +202K sh | Q1 2026 | |
| 19 | MARSHALL WACE, LLP | $3.6M | 292K | ▲+118% Added · +158K sh | Q1 2026 | |
| 20 | TUDOR INVESTMENT CORP ET AL | $3.4M | 274K | ▲+30% Added · +63K sh | Q1 2026 | |
| 21 | Weiss Asset Management LP | $3.2M | 258K | ▲New +258K sh | Q1 2026 | |
| 22 | JANE STREET GROUP, LLC | $2.7M | 219K | ▲+241% Added · +155K sh | Q1 2026 | |
| 23 | Ghisallo Capital Management LLC | $2.5M | 200K | —Held | Q1 2026 | |
| 24 | SYLEBRA CAPITAL LLC | $2.0M | 159K | ▲New +159K sh | Q1 2026 | |
| 25 | KR Capital LP | $1.8M | 144K | ▲New +144K 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 |
|---|---|---|---|---|---|
| Jun 18, 2026 | KL Pattern Holdings LP | 10% Owner | Sell (S) | 9.2M | $166.9M |
| Jun 2, 2026 | MATHER ANN | Director | Sell (S) | 4K | $76K |
| May 15, 2026 | MATHER ANN | Director | Sell (S) | 5K | $88K |
| May 15, 2026 | MATHER ANN | Director | Grant (A) | 11K | $0 |
| May 15, 2026 | Hilton Scott | Director | Grant (A) | 11K | $0 |
| May 15, 2026 | Taylor Susan J.S. | Director | Grant (A) | 11K | $0 |
| May 15, 2026 | Bailey John P. | Director | Grant (A) | 11K | $0 |
| Mar 23, 2026 | Wright David K. | Chief Executive Officer, Director, 10% Owner | Grant (A) | 375K | $0 |
| Mar 23, 2026 | Wright David K. | Chief Executive Officer, Director, 10% Owner | Grant (A) | 125K | $0 |
| Mar 1, 2026 | Beesley Jason | Chief Financial Officer | Tax withholding (F) | 16K | $173K |
| Jan 1, 2026 | Beesley Jason | Chief Financial Officer | Tax withholding (F) | 90K | $1.1M |
| Sep 25, 2025 | KLC Fund I GP LP | 10% Owner | Buy (P) | 200K | $2.5M |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 28 funds | $15.3B |
| MICROSOFT CORPMSFT | 28 funds | $11.3B |
| MICRON TECHNOLOGY INCMU | 28 funds | $2.9B |
| AMAZON.COM INCAMZN | 27 funds | $9.3B |
| BROADCOM INCAVGO | 27 funds | $5.5B |
| TESLA INCTSLA | 27 funds | $3.4B |
| CITIGROUP INCC | 27 funds | $1.4B |
| BOSTON SCIENTIFIC CORPBSX | 27 funds | $866.5M |
| APPLE INCAAPL | 26 funds | $12.2B |
| ELI LILLY & COLLY | 26 funds | $3.2B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 26 funds | $2.5B |
| NETFLIX INCNFLX | 26 funds | $2.1B |
Ranked by how many of PTRN'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 PTRN. 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.