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 SMR 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/SMR"
Use Arkolith to show who owns SMR, 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 | $220.3M | 15.5M | ▲+41% Added · +4.5M sh | Q4 2025 | |
| 2 | BlackRock, Inc. | $139.3M | 12.8M | ▲+19% Added · +2.1M sh | Q1 2026 | |
| 3 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $124.1M | 11.5M | ▲+40% Added · +3.2M sh | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $118.7M | 10.9M | ▲New +10.9M sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $116.3M | 10.7M | ▲New +10.7M sh | Q1 2026 | |
| 6 | Marex Group plc | $98.6M | 9.1M | ▲+378% Added · +7.2M sh | Q1 2026 | |
| 7 | MORGAN STANLEY | $76.5M | 7.1M | ▲+34% Added · +1.8M sh | Q1 2026 | |
| 8 | RENAISSANCE TECHNOLOGIES LLC | $59.1M | 5.5M | ▲New +5.5M sh | Q1 2026 | |
| 9 | MARSHALL WACE, LLP | $46.7M | 4.3M | ▲+850% Added · +3.9M sh | Q1 2026 | |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $40.4M | 3.7M | ▲+16% Added · +507K sh | Q1 2026 | |
| 11 | TWO SIGMA INVESTMENTS, LP | $40.4M | 3.7M | ▲+43% Added · +1.1M sh | Q1 2026 | |
| 12 | CAPITAL FUND MANAGEMENT S.A. | $38.5M | 3.6M | ▲+87% Added · +1.7M sh | Q1 2026 | |
| 13 | STATE STREET CORP | $38.4M | 3.5M | ▲+19% Added · +576K sh | Q1 2026 | |
| 14 | GOLDMAN SACHS GROUP INC | $36.0M | 3.3M | ▲+551% Added · +2.8M sh | Q1 2026 | |
| 15 | UBS Group AG | $28.2M | 2.6M | ▼−9.9% Reduced · −288K sh | Q1 2026 | |
| 16 | Tidal Investments LLC | $24.2M | 2.2M | ▲+5.5% Added · +118K sh | Q1 2026 | |
| 17 | BANK OF AMERICA CORP /DE/ | $22.4M | 2.1M | ▲+33% Added · +516K sh | Q1 2026 | |
| 18 | Clear Street Group Inc. | $19.3M | 1.8M | ▼−80% Reduced · −7.1M sh | Q1 2026 | |
| 19 | Mirae Asset Global Investments Co., Ltd. | $17.4M | 1.6M | ▲+95% Added · +785K sh | Q1 2026 | |
| 20 | CITADEL ADVISORS LLC | $16.6M | 1.5M | ▼−35% Reduced · −808K sh | Q1 2026 | |
| 21 | Cetera Investment Advisers | $16.5M | 1.5M | ▲+611% Added · +1.3M sh | Q1 2026 | |
| 22 | Swedbank AB | $16.3M | 1.5M | ▲+36% Added · +400K sh | Q1 2026 | |
| 23 | MILLENNIUM MANAGEMENT LLC | $15.0M | 1.4M | ▲+139% Added · +803K sh | Q1 2026 | |
| 24 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $14.8M | 1.4M | ▲+2.2% Added · +29K sh | Q1 2026 | |
| 25 | NORTHERN TRUST CORP | $14.5M | 1.3M | ▲+21% Added · +231K 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 25, 2026 | Tonnel David A | Chief Accounting Officer | Sell (S) | 2K | $27K |
| Mar 24, 2026 | Tonnel David A | Chief Accounting Officer | Option exercise (M) | 10K | $0 |
| Mar 24, 2026 | Tonnel David A | Chief Accounting Officer | Option exercise (M) | 10K | — |
| Mar 4, 2026 | Fisher Carl M. | Chief Operating Officer | Sell (S) | 36K | $452K |
| Mar 4, 2026 | Fisher Carl M. | Chief Operating Officer | Sell (S) | 14K | $171K |
| Mar 3, 2026 | Fisher Carl M. | Chief Operating Officer | Sell (S) | 22K | $271K |
| Mar 3, 2026 | Hopkins John Lawrence | Chief Executive Officer, Director | Sell (S) | 83K | $1.0M |
| Mar 3, 2026 | Hamady Robert Ramsey | Chief Financial Officer | Sell (S) | 19K | $227K |
| Mar 2, 2026 | Reyes Jose N Jr | Chief Technology Officer | Option exercise (M) | 31K | — |
| Mar 2, 2026 | Scott Clayton | Chief Commercial Officer | Option exercise (M) | 23K | $0 |
| Mar 2, 2026 | Scott Clayton | Chief Commercial Officer | Option exercise (M) | 26K | $0 |
| Mar 2, 2026 | Scott Clayton | Chief Commercial Officer | Option exercise (M) | 19K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 154 funds | $50.7B |
| ALPHABET INC-CL AGOOGL | 153 funds | $32.3B |
| BROADCOM INCAVGO | 153 funds | $26.2B |
| AMAZON.COM INCAMZN | 152 funds | $41.6B |
| META PLATFORMS INC-CLASS AMETA | 152 funds | $23.0B |
| TESLA INCTSLA | 152 funds | $16.4B |
| ELI LILLY & COLLY | 151 funds | $13.9B |
| NVIDIA CORPNVDA | 150 funds | $75.3B |
| MICRON TECHNOLOGY INCMU | 150 funds | $9.0B |
| APPLE INCAAPL | 149 funds | $58.5B |
| ADVANCED MICRO DEVICESAMD | 149 funds | $7.3B |
| NETFLIX INCNFLX | 149 funds | $7.1B |
Ranked by how many of SMR'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 SMR. 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.