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 WSBC 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/WSBC"
Use Arkolith to show who owns WSBC, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $326.4M | 9.8M | ▲+2.3% Added · +224K sh | Q4 2025 | |
| 2 | BlackRock, Inc. | $262.8M | 7.6M | ▼−4.1% Reduced · −323K sh | Q1 2026 | |
| 3 | DIMENSIONAL FUND ADVISORS LP | $188.0M | 5.5M | ▲+1.1% Added · +59K sh | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $164.6M | 4.8M | ▲New +4.8M sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $149.0M | 4.3M | ▲New +4.3M sh | Q1 2026 | |
| 6 | STATE STREET CORP | $131.5M | 3.8M | ▲+2.4% Added · +88K sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $83.7M | 2.4M | ▲+3.0% Added · +71K sh | Q1 2026 | |
| 8 | GOLDMAN SACHS GROUP INC | $72.8M | 2.1M | ▲+31% Added · +502K sh | Q1 2026 | |
| 9 | Hood River Capital Management LLC | $69.5M | 2.0M | ▲+125% Added · +1.1M sh | Q1 2026 | |
| 10 | EARNEST PARTNERS LLC | $59.3M | 1.7M | ▼−1.6% Reduced · −28K sh | Q1 2026 | |
| 11 | BANK OF AMERICA CORP /DE/ | $58.5M | 1.7M | ▲+0.8% Added · +14K sh | Q1 2026 | |
| 12 | Verition Fund Management LLC | $51.6M | 1.5M | ▼−20% Reduced · −376K sh | Q1 2026 | |
| 13 | FMR LLC | $47.7M | 1.4M | ▲+4.8% Added · +63K sh | Q1 2026 | |
| 14 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $37.9M | 1.1M | ▲+0.5% Added · +5K sh | Q1 2026 | |
| 15 | Nuveen, LLC | $33.4M | 969K | ▼−1.7% Reduced · −17K sh | Q1 2026 | |
| 16 | SEGALL BRYANT & HAMILL, LLC | $32.0M | 929K | ▲+0.7% Added · +7K sh | Q1 2026 | |
| 17 | NORTHERN TRUST CORP | $30.9M | 895K | ▲+4.4% Added · +38K sh | Q1 2026 | |
| 18 | TWO SIGMA INVESTMENTS, LP | $29.8M | 865K | ▲+84% Added · +396K sh | Q1 2026 | |
| 19 | Qube Research & Technologies Ltd | $26.3M | 762K | ▲+102% Added · +384K sh | Q1 2026 | |
| 20 | RAYMOND JAMES FINANCIAL INC | $26.2M | 761K | ▲+37% Added · +207K sh | Q1 2026 | |
| 21 | AQR CAPITAL MANAGEMENT LLC | $25.0M | 725K | ▼−0.1% Reduced · −1K sh | Q1 2026 | |
| 22 | Bank of New York Mellon Corp | $23.6M | 684K | ▼−0.2% Reduced · −1K sh | Q1 2026 | |
| 23 | SEI INVESTMENTS CO | $23.0M | 668K | ▲+37% Added · +180K sh | Q1 2026 | |
| 24 | VANGUARD FIDUCIARY TRUST CO | $21.4M | 621K | ▲New +621K sh | Q1 2026 | |
| 25 | NEW YORK STATE COMMON RETIREMENT FUND | $21.1M | 613K | ▼−0.5% Reduced · −3K 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 |
|---|---|---|---|---|---|
| Mar 18, 2026 | STEMLER KERRY M | Director | Buy (P) | 5 | $164 |
| Mar 18, 2026 | STEMLER KERRY M | Director | Buy (P) | 475 | $16K |
| Mar 18, 2026 | STEMLER KERRY M | Director | Buy (P) | 10 | $327 |
| Mar 18, 2026 | STEMLER KERRY M | Director | Buy (P) | 450 | $15K |
| Mar 4, 2026 | CORNELSEN JAMES W | Director | Grant (A) | 7K | $0 |
| Mar 4, 2026 | KNOX D BRUCE | Director | Grant (A) | 7K | $0 |
| Mar 4, 2026 | FEINKNOPF ABIGAIL | Director | Grant (A) | 7K | $0 |
| Feb 20, 2026 | Pattishall-Krupinski Jan | SEVP - Chief Admin Officer | Grant (A) | 177 | $0 |
| Feb 20, 2026 | Perkins Michael L | SEVP/Chief Risk Officer | Grant (A) | 230 | $0 |
| Feb 20, 2026 | Clossin Todd | Director | Grant (A) | 669 | $0 |
| Feb 20, 2026 | Zatta Jayson M | SEVP & Chief Banking Officer | Grant (A) | 344 | $0 |
| Dec 24, 2025 | Proctor Gregory S JR | Director | Option exercise (M) | 941 | $21K |
| Company | Co-held by | Combined value |
|---|---|---|
| VISA INC-CLASS A SHARESV | 92 funds | $7.1B |
| NVIDIA CORPNVDA | 91 funds | $45.3B |
| MICROSOFT CORPMSFT | 91 funds | $32.2B |
| AMAZON.COM INCAMZN | 91 funds | $23.5B |
| ALPHABET INC-CL AGOOGL | 91 funds | $20.9B |
| META PLATFORMS INC-CLASS AMETA | 91 funds | $13.7B |
| ELI LILLY & COLLY | 91 funds | $8.9B |
| NETFLIX INCNFLX | 91 funds | $4.2B |
| APPLE INCAAPL | 90 funds | $40.9B |
| BROADCOM INCAVGO | 90 funds | $17.0B |
| JPMORGAN CHASE & COJPM | 90 funds | $11.9B |
| TJX COMPANIES INCTJX | 90 funds | $3.1B |
Ranked by how many of WSBC'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 WSBC. 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.