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 OPAL 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/OPAL"
Use Arkolith to show who owns OPAL, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | ARES MANAGEMENT LLC | $7.7M | 3.1M | —Held | Q1 2026 | |
| 2 | Electron Capital Partners, LLC | $4.5M | 1.8M | —Held | Q1 2026 | |
| 3 | BlackRock, Inc. | $3.2M | 1.3M | ▲+10% Added · +118K sh | Q1 2026 | |
| 4 | VANGUARD GROUP INC | $3.0M | 1.3M | ▲+11% Added · +123K sh | Q4 2025 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $2.5M | 1.0M | ▲New +1.0M sh | Q1 2026 | |
| 6 | Yaupon Capital Management LP | $2.0M | 781K | ▲+1.8% Added · +13K sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $1.3M | 522K | ▲+2.3% Added · +12K sh | Q1 2026 | |
| 8 | UBS Group AG | $1.2M | 482K | ▼−9.2% Reduced · −49K sh | Q1 2026 | |
| 9 | Rockefeller Capital Management L.P. | $1.1M | 454K | —Held | Q1 2026 | |
| 10 | J. Derek Lewis & Associates Inc. | $655K | 260K | ▼−17% Reduced · −55K sh | Q1 2026 | |
| 11 | GOLDMAN SACHS GROUP INC | $649K | 257K | ▼−18% Reduced · −58K sh | Q1 2026 | |
| 12 | MARSHALL WACE, LLP | $566K | 224K | ▲New +224K sh | Q1 2026 | |
| 13 | STATE STREET CORP | $565K | 224K | ▲+3.8% Added · +8K sh | Q1 2026 | |
| 14 | NORTHERN TRUST CORP | $439K | 174K | ▲+7.1% Added · +12K sh | Q1 2026 | |
| 15 | CITADEL ADVISORS LLC | $413K | 164K | ▲New +164K sh | Q1 2026 | |
| 16 | VANGUARD FIDUCIARY TRUST CO | $344K | 136K | ▲New +136K sh | Q1 2026 | |
| 17 | VANGUARD PORTFOLIO MANAGEMENT LLC | $322K | 128K | ▲New +128K sh | Q1 2026 | |
| 18 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $290K | 115K | —Held | Q1 2026 | |
| 19 | MORGAN STANLEY | $260K | 103K | ▼−39% Reduced · −65K sh | Q1 2026 | |
| 20 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $217K | 86K | ▲+213% Added · +59K sh | Q1 2026 | |
| 21 | AQR CAPITAL MANAGEMENT LLC | $162K | 64K | ▼−25% Reduced · −21K sh | Q1 2026 | |
| 22 | JANE STREET GROUP, LLC | $123K | 49K | ▲New +49K sh | Q1 2026 | |
| 23 | Bank of New York Mellon Corp | $105K | 42K | ▲+19% Added · +7K sh | Q1 2026 | |
| 24 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $100K | 40K | ▼−25% Reduced · −13K sh | Q1 2026 | |
| 25 | NEW YORK STATE COMMON RETIREMENT FUND | $97K | 38K | —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 |
|---|---|---|---|---|---|
| Mar 6, 2026 | Comora Mark S | Director, 10% Owner | Buy (P) | 3.0M | — |
| Nov 1, 2025 | Sutton Scott McDougald | Director | Grant (A) | 23K | $0 |
| Oct 1, 2025 | Moll Lance D | Director | Grant (A) | 27K | $0 |
| Aug 18, 2025 | Comora Adam | Co-Chief Executive Officer | Buy (P) | 18K | $42K |
| Aug 15, 2025 | Comora Adam | Co-Chief Executive Officer | Buy (P) | 22K | $50K |
| Jun 13, 2025 | Nisar Nadeem | Director | Buy (P) | 10K | $32K |
| Jun 13, 2025 | Comora Adam | Co-Chief Executive Officer | Buy (P) | 100 | $310 |
| Jun 12, 2025 | Comora Adam | Co-Chief Executive Officer | Buy (P) | 3K | $8K |
| Jun 11, 2025 | Comora Adam | Co-Chief Executive Officer | Buy (P) | 5K | $17K |
| May 23, 2025 | Nisar Nadeem | Director | Buy (P) | 5K | $14K |
| May 23, 2025 | Maurer Jonathan Gilbert | Co-Chief Executive Officer | Buy (P) | 25K | $69K |
| May 23, 2025 | Dols Scott V. | Director | Buy (P) | 13K | $35K |
| Company | Co-held by | Combined value |
|---|---|---|
| TESLA INCTSLA | 18 funds | $1.7B |
| CATERPILLAR INCCAT | 18 funds | $693.4M |
| WILLIAMS COS INCWMB | 18 funds | $347.3M |
| CONOCOPHILLIPSCOP | 18 funds | $248.6M |
| CSX CORPCSX | 18 funds | $181.1M |
| EQT CORPEQT | 18 funds | $145.4M |
| ROCKWELL AUTOMATION INCROK | 18 funds | $143.5M |
| PATTERSON-UTI ENERGY INCPTEN | 18 funds | $20.4M |
| NVIDIA CORPNVDA | 17 funds | $8.4B |
| APPLE INCAAPL | 17 funds | $6.4B |
| MICROSOFT CORPMSFT | 17 funds | $5.2B |
| AMAZON.COM INCAMZN | 17 funds | $4.8B |
Ranked by how many of OPAL'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 OPAL. 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.