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 WPP 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/WPP"
Use Arkolith to show who owns WPP, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $233.3M | 15.0M | ▲+49% Added · +4.9M sh | Q1 2026 | |
| 2 | BRANDES INVESTMENT PARTNERS, LP | $14.0M | 899K | ▲+28% Added · +197K sh | Q1 2026 | |
| 3 | Connor, Clark & Lunn Investment Management Ltd. | $6.6M | 427K | ▼−30% Reduced · −184K sh | Q1 2026 | |
| 4 | CITADEL ADVISORS LLC | $4.4M | 283K | ▲+184% Added · +184K sh | Q1 2026 | |
| 5 | Point72 Asset Management, L.P. | $4.0M | 259K | ▲New +259K sh | Q1 2026 | |
| 6 | Aquatic Capital Management LLC | $1.2M | 75K | ▲New +75K sh | Q1 2026 | |
| 7 | FMR LLC | $1.2M | 75K | ▼−73% Reduced · −205K sh | Q1 2026 | |
| 8 | BlackRock, Inc. | $942K | 61K | ▼−90% Reduced · −524K sh | Q1 2026 | |
| 9 | OPPENHEIMER ASSET MANAGEMENT INC. | $760K | 49K | ▲+38% Added · +13K sh | Q1 2026 | |
| 10 | NewEdge Wealth, LLC | $414K | 27K | ▲+69% Added · +11K sh | Q1 2026 | |
| 11 | Vanguard Personalized Indexing Management, LLC | $358K | 23K | ▼−8.9% Reduced · −2K sh | Q1 2026 | |
| 12 | Vestmark Advisory Solutions, Inc. | $328K | 21K | ▲+73% Added · +9K sh | Q1 2026 | |
| 13 | GROUP ONE TRADING LLC | $279K | 18K | ▲New +18K sh | Q1 2026 | |
| 14 | ASSETMARK, INC | $270K | 17K | ▲+75% Added · +7K sh | Q1 2026 | |
| 15 | Sanctuary Advisors, LLC | $251K | 16K | ▲+39% Added · +5K sh | Q1 2026 | |
| 16 | Crossmark Global Holdings, Inc. | $240K | 15K | ▼−70% Reduced · −36K sh | Q1 2026 | |
| 17 | Advisors Asset Management, Inc. | $199K | 13K | ▲+63% Added · +5K sh | Q1 2026 | |
| 18 | Verition Fund Management LLC | $179K | 12K | ▼−40% Reduced · −8K sh | Q1 2026 | |
| 19 | Atria Investments, Inc | $174K | 11K | ▲New +11K sh | Q1 2026 | |
| 20 | QUADRANT CAPITAL GROUP LLC | $41K | 3K | ▼−54% Reduced · −3K sh | Q1 2026 | |
| 21 | Steward Partners Investment Advisory, LLC | $33K | 2K | —Held | Q1 2026 | |
| 22 | Arax Advisory Partners | $32K | 2K | ▼−55% Reduced · −3K sh | Q1 2026 | |
| 23 | ROTHSCHILD INVESTMENT LLC | $16K | 1K | ▼−3.3% Reduced · −35 sh | Q1 2026 | |
| 24 | Sound Income Strategies, LLC | $14K | 897 | ▲299× Added · +894 sh | Q1 2026 | |
| 25 | NewEdge Advisors, LLC | $14K | 923 | —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 |
|---|---|---|---|---|---|
| Jun 15, 2026 | Rose Cindy H | Chief Executive Officer, Director | Option exercise (M) | 187K | — |
| Jun 15, 2026 | Rose Cindy H | Chief Executive Officer, Director | Tax withholding (F) | 88K | — |
| Jun 15, 2026 | Rose Cindy H | Chief Executive Officer, Director | Option exercise (M) | 187K | — |
| Mar 20, 2026 | Wilson Rosemary Joanne | Chief Financial Officer, Director | Grant (A) | 979K | — |
| Mar 20, 2026 | Rose Cindy H | Chief Executive Officer, Director | Grant (A) | 116K | — |
| Mar 20, 2026 | Wilson Rosemary Joanne | Chief Financial Officer, Director | Grant (A) | 84K | — |
| Mar 20, 2026 | Rose Cindy H | Chief Executive Officer, Director | Grant (A) | 2.1M | — |
| Company | Co-held by | Combined value |
|---|---|---|
| ALPHABET INC-CL AGOOGL | 47 funds | $9.2B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 47 funds | $4.0B |
| UNITEDHEALTH GROUP INCUNH | 47 funds | $2.1B |
| MICROSOFT CORPMSFT | 46 funds | $11.7B |
| CHEVRON CORPCVX | 46 funds | $2.6B |
| BANK OF AMERICA CORPBAC | 46 funds | $1.8B |
| WELLS FARGO & COWFC | 46 funds | $1.8B |
| GENERAL MOTORS COGM | 46 funds | $1.1B |
| THE CIGNA GROUPCI | 46 funds | $845.5M |
| BANK OF NEW YORK MELLON CORPBNY | 46 funds | $737.9M |
| UNITED PARCEL SERVICE-CL BUPS | 46 funds | $444.6M |
| SAP SE-SPONSORED ADRSAP | 46 funds | $422.2M |
Ranked by how many of WPP'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 WPP. 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.