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 RIG 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/RIG"
Use Arkolith to show who owns RIG, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD PORTFOLIO MANAGEMENT LLC | $310.7M | 46.9M | ▲New +46.9M sh | Q1 2026 | |
| 2 | Slate Path Capital LP | $199.3M | 30.1M | ▲New +30.1M sh | Q1 2026 | |
| 3 | STATE STREET CORP | $165.6M | 25.0M | ▲+1.0% Added · +256K sh | Q1 2026 | |
| 4 | Dalal Street, LLC | $135.2M | 20.4M | ▼−25% Reduced · −6.6M sh | Q1 2026 | |
| 5 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | $109.7M | 16.5M | ▲New +16.5M sh | Q1 2026 | |
| 6 | GENDELL JEFFREY L | $77.6M | 11.7M | ▲+8.4% Added · +910K sh | Q1 2026 | |
| 7 | VANGUARD FIDUCIARY TRUST CO | $42.5M | 6.4M | ▲New +6.4M sh | Q1 2026 | |
| 8 | Point72 Asset Management, L.P. | $35.8M | 5.4M | ▲+176% Added · +3.4M sh | Q1 2026 | |
| 9 | TUDOR INVESTMENT CORP ET AL | $35.0M | 5.3M | ▲30× Added · +5.1M sh | Q1 2026 | |
| 10 | CWA Asset Management Group, LLC | $34.5M | 5.2M | ▲New +5.2M sh | Q1 2026 | |
| 11 | Empyrean Capital Partners, LP | $30.3M | 4.6M | ▲New +4.6M sh | Q1 2026 | |
| 12 | Canoe Financial LP | $23.7M | 3.6M | ▲New +3.6M sh | Q1 2026 | |
| 13 | CITADEL ADVISORS LLC | $23.3M | 3.5M | ▼−50% Reduced · −3.5M sh | Q1 2026 | |
| 14 | Rokos Capital Management LLP | $21.0M | 3.2M | ▲New +3.2M sh | Q1 2026 | |
| 15 | Man Group plc | $20.9M | 3.2M | ▲New +3.2M sh | Q1 2026 | |
| 16 | Trexquant Investment LP | $20.4M | 3.1M | ▲New +3.1M sh | Q1 2026 | |
| 17 | Madison Asset Management, LLC | $20.1M | 3.0M | —Held | Q1 2026 | |
| 18 | FIDEURAM - INTESA SANPAOLO PRIVATE BANKING S.P.A. | $17.2M | 2.6M | ▲+359% Added · +2.0M sh | Q1 2026 | |
| 19 | Quadrature Capital Ltd | $17.2M | 2.6M | ▲New +2.6M sh | Q1 2026 | |
| 20 | PANAGORA ASSET MANAGEMENT INC | $16.6M | 2.5M | ▲226× Added · +2.5M sh | Q1 2026 | |
| 21 | TIG Advisors, LLC | $16.5M | 2.5M | ▲New +2.5M sh | Q1 2026 | |
| 22 | Contrarius Group Holdings Ltd | $16.4M | 2.5M | ▲+50% Added · +821K sh | Q1 2026 | |
| 23 | PUBLIC SECTOR PENSION INVESTMENT BOARD | $15.8M | 2.4M | ▼−8.0% Reduced · −206K sh | Q1 2026 | |
| 24 | Connor, Clark & Lunn Investment Management Ltd. | $13.5M | 2.0M | ▲New +2.0M sh | Q1 2026 | |
| 25 | MASTERS CAPITAL MANAGEMENT LLC | $13.3M | 2.0M | ▲+100% Added · +1.0M 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 4, 2026 | Mackenzie Roderick James | EVP, Chief Commercial Officer | Sell (S) | 78K | $498K |
| Mar 3, 2026 | Adamson Keelan | PRESIDENT AND CEO, Director | Tax withholding (F) | 128K | $783K |
| Mar 3, 2026 | Long Brady K | EVP & Chief Legal Officer | Tax withholding (F) | 88K | $537K |
| Mar 3, 2026 | Pack Jason | SVP, Chief Accounting Officer | Tax withholding (F) | 28K | $171K |
| Mar 3, 2026 | Vayda Robert Thaddeus | EVP, Chief Financial Officer | Tax withholding (F) | 63K | $385K |
| Mar 3, 2026 | Mackenzie Roderick James | EVP, Chief Commercial Officer | Tax withholding (F) | 63K | $385K |
| Mar 3, 2026 | THIGPEN JEREMY D | Executive Chair, Director | Tax withholding (F) | 246K | $1.5M |
| Mar 1, 2026 | Mackenzie Roderick James | EVP, Chief Commercial Officer | Option exercise (M) | 35K | $218K |
| Mar 1, 2026 | Vayda Robert Thaddeus | EVP, Chief Financial Officer | Option exercise (M) | 22K | $137K |
| Mar 1, 2026 | Long Brady K | EVP & Chief Legal Officer | Option exercise (M) | 53K | $330K |
| Mar 1, 2026 | Long Brady K | EVP & Chief Legal Officer | Option exercise (M) | 67K | $419K |
| Mar 1, 2026 | Long Brady K | EVP & Chief Legal Officer | Option exercise (M) | 98K | $615K |
| Company | Co-held by | Combined value |
|---|---|---|
| AMAZON.COM INCAMZN | 172 funds | $42.2B |
| MICROSOFT CORPMSFT | 171 funds | $54.9B |
| ALPHABET INC-CL AGOOGL | 170 funds | $40.6B |
| BROADCOM INCAVGO | 168 funds | $29.0B |
| META PLATFORMS INC-CLASS AMETA | 168 funds | $25.4B |
| VISA INC-CLASS A SHARESV | 168 funds | $12.6B |
| NVIDIA CORPNVDA | 167 funds | $79.0B |
| ELI LILLY & COLLY | 167 funds | $15.2B |
| TESLA INCTSLA | 166 funds | $15.6B |
| COSTCO WHOLESALE CORPCOST | 166 funds | $10.7B |
| MICRON TECHNOLOGY INCMU | 165 funds | $10.3B |
| UNITEDHEALTH GROUP INCUNH | 165 funds | $5.5B |
Ranked by how many of RIG'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 RIG. 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.