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/WGS/capital-change-brief"
Use Arkolith's capital_change_brief for WGS. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Corvex Management LP | $207.3M | 3.2M | ▲+5.5% Added · +170K sh | Q1 2026 | |
| 2 | Casdin Capital, LLC | $193.1M | 3.0M | —Held | Q1 2026 | |
| 3 | BlackRock, Inc. | $99.6M | 1.6M | ▼−0.6% Reduced · −9K sh | Q1 2026 | |
| 4 | WESTFIELD CAPITAL MANAGEMENT CO LP | $87.9M | 1.4M | ▲+34% Added · +351K sh | Q1 2026 | |
| 5 | GOLDMAN SACHS GROUP INC | $85.7M | 1.3M | ▲+9.4% Added · +114K sh | Q1 2026 | |
| 6 | ARK Investment Management LLC | $85.1M | 1.3M | ▲+119% Added · +720K sh | Q1 2026 | |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | $55.1M | 859K | ▲New +859K sh | Q1 2026 | |
| 8 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | $49.8M | 775K | ▼−4.2% Reduced · −34K sh | Q1 2026 | |
| 9 | CITADEL ADVISORS LLC | $41.6M | 647K | ▲+255% Added · +465K sh | Q1 2026 | |
| 10 | Amova Asset Management Americas, Inc. | $41.0M | 639K | ▲+67% Added · +257K sh | Q1 2026 | |
| 11 | Sumitomo Mitsui Trust Group, Inc. | $40.7M | 633K | ▲+66% Added · +252K sh | Q1 2026 | |
| 12 | RAYMOND JAMES FINANCIAL INC | $38.8M | 610K | ▲+21% Added · +105K sh | Q1 2026 | |
| 13 | FRANKLIN RESOURCES INC | $39.0M | 607K | ▼−44% Reduced · −486K sh | Q1 2026 | |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | $35.3M | 549K | ▲+8.8% Added · +45K sh | Q1 2026 | |
| 15 | MORGAN STANLEY | $34.2M | 532K | ▲+5.2% Added · +26K sh | Q1 2026 | |
| 16 | Prosight Management, LP | $33.6M | 523K | ▲+852% Added · +468K sh | Q1 2026 | |
| 17 | SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | $30.8M | 479K | ▼−48% Reduced · −441K sh | Q1 2026 | |
| 18 | STATE STREET CORP | $30.3M | 472K | ▲+3.5% Added · +16K sh | Q1 2026 | |
| 19 | EVENTIDE ASSET MANAGEMENT, LLC | $29.5M | 459K | ▲New +459K sh | Q1 2026 | |
| 20 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | $23.1M | 359K | ▲+80% Added · +160K sh | Q1 2026 | |
| 21 | Bank of New York Mellon Corp | $20.3M | 316K | ▲+39% Added · +88K sh | Q1 2026 | |
| 22 | FMR LLC | $19.0M | 296K | ▼−65% Reduced · −537K sh | Q1 2026 | |
| 23 | DIMENSIONAL FUND ADVISORS LP | $17.1M | 266K | ▲+143% Added · +157K sh | Q1 2026 | |
| 24 | OBERWEIS ASSET MANAGEMENT INC/ | $16.8M | 261K | ▲+31% Added · +63K sh | Q1 2026 | |
| 25 | Vestal Point Capital, LP | $16.1M | 250K | ▲New +250K 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 29, 2026 | GARDNER MARK A | President | Grant (A) | 35K | $0 |
| Jun 18, 2026 | PFENNIGER RICHARD C JR | Director | Option exercise (M) | 4K | $0 |
| Jun 18, 2026 | PFENNIGER RICHARD C JR | Director | Grant (A) | 4K | $0 |
| Jun 18, 2026 | PFENNIGER RICHARD C JR | Director | Option exercise (M) | 4K | $0 |
| Jun 18, 2026 | Meister Keith A. | Director, 10% Owner | Option exercise (M) | 4K | $0 |
| Jun 18, 2026 | Meister Keith A. | Director, 10% Owner | Grant (A) | 4K | $0 |
| Jun 18, 2026 | Meister Keith A. | Director, 10% Owner | Option exercise (M) | 4K | $0 |
| Jun 18, 2026 | Ryan Jason | Director | Option exercise (M) | 4K | $0 |
| Jun 18, 2026 | Ryan Jason | Director | Option exercise (M) | 4K | $0 |
| Jun 18, 2026 | Leproust Emily M. | Director | Option exercise (M) | 4K | $0 |
| Jun 18, 2026 | Leproust Emily M. | Director | Grant (A) | 4K | $0 |
| Jun 18, 2026 | Leproust Emily M. | Director | Option exercise (M) | 4K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 79 funds | $36.6B |
| BROADCOM INCAVGO | 78 funds | $19.2B |
| NVIDIA CORPNVDA | 77 funds | $51.9B |
| AMAZON.COM INCAMZN | 77 funds | $27.4B |
| META PLATFORMS INC-CLASS AMETA | 77 funds | $16.7B |
| ELI LILLY & COLLY | 76 funds | $10.5B |
| ALPHABET INC-CL AGOOGL | 75 funds | $23.6B |
| ALPHABET INC-CL CGOOG | 75 funds | $15.9B |
| VISA INC-CLASS A SHARESV | 74 funds | $7.9B |
| MICRON TECHNOLOGY INCMU | 74 funds | $6.2B |
| SERVICENOW INCNOW | 74 funds | $3.7B |
| LAM RESEARCH CORPLRCX | 73 funds | $4.3B |
Ranked by how many of WGS'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 WGS. 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.