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/RIVN/capital-change-brief"
Use Arkolith's capital_change_brief for RIVN. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | AMAZON COM INC | $2.4B | 158.4M | —Held | Q1 2026 | |
| 2 | BlackRock, Inc. | $812.3M | 54.0M | ▲+7.0% Added · +3.5M sh | Q1 2026 | |
| 3 | BAILLIE GIFFORD & CO | $659.5M | 43.8M | ▲+0.1% Added · +40K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $605.9M | 40.3M | ▲New +40.3M sh | Q1 2026 | |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | $543.1M | 36.1M | ▲New +36.1M sh | Q1 2026 | |
| 6 | JPMORGAN CHASE & CO | $330.1M | 22.8M | ▲+3.2% Added · +715K sh | Q1 2026 | |
| 7 | STATE STREET CORP | $310.0M | 20.6M | ▲+2.2% Added · +439K sh | Q1 2026 | |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | $229.9M | 15.3M | ▲+3.6% Added · +531K sh | Q1 2026 | |
| 9 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $197.3M | 13.1M | ▲+0.1% Added · +20K sh | Q1 2026 | |
| 10 | NORGES BANK | $220.3M | 11.2M | ▲+45% Added · +3.5M sh | Q4 2025 | |
| 11 | RENAISSANCE TECHNOLOGIES LLC | $164.3M | 10.9M | ▼−33% Reduced · −5.5M sh | Q1 2026 | |
| 12 | MORGAN STANLEY | $155.3M | 10.3M | ▼−16% Reduced · −1.9M sh | Q1 2026 | |
| 13 | UBS Group AG | $154.4M | 10.3M | ▼−26% Reduced · −3.7M sh | Q1 2026 | |
| 14 | TWO SIGMA INVESTMENTS, LP | $143.8M | 9.6M | ▼−28% Reduced · −3.7M sh | Q1 2026 | |
| 15 | GOLDMAN SACHS GROUP INC | $133.9M | 8.9M | ▲+56% Added · +3.2M sh | Q1 2026 | |
| 16 | FMR LLC | $130.7M | 8.7M | ▲+72% Added · +3.6M sh | Q1 2026 | |
| 17 | CITIGROUP INC | $130.5M | 8.7M | ▼−12% Reduced · −1.2M sh | Q1 2026 | |
| 18 | D. E. Shaw & Co., Inc. | $129.9M | 8.6M | ▼−37% Reduced · −5.0M sh | Q1 2026 | |
| 19 | NORTHERN TRUST CORP | $115.2M | 7.7M | ▲+3.4% Added · +254K sh | Q1 2026 | |
| 20 | DIMENSIONAL FUND ADVISORS LP | $111.9M | 7.4M | ▲+0.3% Added · +25K sh | Q1 2026 | |
| 21 | Amundi | $102.5M | 6.8M | ▲+16% Added · +946K sh | Q1 2026 | |
| 22 | SOMA EQUITY PARTNERS LP | $86.0M | 5.7M | ▼−30% Reduced · −2.5M sh | Q1 2026 | |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $83.1M | 5.5M | ▲+5.9% Added · +309K sh | Q1 2026 | |
| 24 | VANGUARD FIDUCIARY TRUST CO | $77.8M | 5.2M | ▲New +5.2M sh | Q1 2026 | |
| 25 | AQR CAPITAL MANAGEMENT LLC | $69.4M | 4.7M | ▲+21% Added · +824K 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 |
|---|---|---|---|---|---|
| Jul 6, 2026 | Boone Karen | Director | Sell (S) | 20K | $400K |
| Jun 22, 2026 | Boone Karen | Director | Grant (A) | 17K | $0 |
| Jun 22, 2026 | Schwartz Sanford Harold | Director | Grant (A) | 17K | $0 |
| Jun 22, 2026 | FLATLEY JAY T | Director | Grant (A) | 17K | $0 |
| Jun 22, 2026 | Gomez Aidan N. | Director | Grant (A) | 17K | $0 |
| Jun 22, 2026 | Krafcik John | Director | Grant (A) | 17K | $0 |
| Jun 22, 2026 | Krawiec Peter | Director | Grant (A) | 17K | $0 |
| Jun 18, 2026 | Gomez Aidan N. | Director | Tax withholding (F) | 9K | $145K |
| Jun 3, 2026 | McDonough Claire | Chief Financial Officer | Sell (S) | 8K | $144K |
| May 29, 2026 | McDonough Claire | Chief Financial Officer | Sell (S) | 8K | $128K |
| May 28, 2026 | Scaringe Robert J | Chief Executive Officer, Director | Sell (S) | 35K | $522K |
| May 21, 2026 | McDonough Claire | Chief Financial Officer | Sell (S) | 8K | $106K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 237 funds | $234.6B |
| META PLATFORMS INC-CLASS AMETA | 237 funds | $97.1B |
| NVIDIA CORPNVDA | 236 funds | $339.3B |
| ALPHABET INC-CL AGOOGL | 236 funds | $147.7B |
| AMAZON.COM INCAMZN | 235 funds | $178.6B |
| APPLE INCAAPL | 234 funds | $254.5B |
| TESLA INCTSLA | 233 funds | $68.0B |
| BROADCOM INCAVGO | 232 funds | $127.6B |
| JPMORGAN CHASE & COJPM | 231 funds | $58.6B |
| NETFLIX INCNFLX | 231 funds | $40.0B |
| MICRON TECHNOLOGY INCMU | 231 funds | $39.1B |
| VISA INC-CLASS A SHARESV | 230 funds | $50.2B |
Ranked by how many of RIVN'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 RIVN. 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.