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 MDV 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/MDV"
Use Arkolith to show who owns MDV, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $7.7M | 541K | ▼−0.9% Reduced · −5K sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $7.1M | 491K | ▼−0.8% Reduced · −4K sh | Q4 2025 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $5.5M | 386K | ▲New +386K sh | Q1 2026 | |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | $3.5M | 247K | ▲+8.9% Added · +20K sh | Q1 2026 | |
| 5 | STATE STREET CORP | $1.8M | 126K | ▲+4.2% Added · +5K sh | Q1 2026 | |
| 6 | State of New Jersey Common Pension Fund D | $1.5M | 105K | ▲+17% Added · +15K sh | Q1 2026 | |
| 7 | TWO SIGMA INVESTMENTS, LP | $1.4M | 95K | ▲+58% Added · +35K sh | Q1 2026 | |
| 8 | DIMENSIONAL FUND ADVISORS LP | $1.2M | 82K | ▲+18% Added · +12K sh | Q1 2026 | |
| 9 | RENAISSANCE TECHNOLOGIES LLC | $1.1M | 76K | ▲+15% Added · +10K sh | Q1 2026 | |
| 10 | NORTHERN TRUST CORP | $1.0M | 70K | ▲+1.5% Added · +1K sh | Q1 2026 | |
| 11 | VANGUARD FIDUCIARY TRUST CO | $867K | 61K | ▲New +61K sh | Q1 2026 | |
| 12 | VANGUARD PORTFOLIO MANAGEMENT LLC | $785K | 55K | ▲New +55K sh | Q1 2026 | |
| 13 | GOLDMAN SACHS GROUP INC | $659K | 46K | ▲+45% Added · +14K sh | Q1 2026 | |
| 14 | MORGAN STANLEY | $623K | 44K | ▲+18% Added · +7K sh | Q1 2026 | |
| 15 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $416K | 29K | ▼−7.4% Reduced · −2K sh | Q1 2026 | |
| 16 | LPL Financial LLC | $412K | 29K | ▲+2.2% Added · +613 sh | Q1 2026 | |
| 17 | UBS Group AG | $371K | 26K | ▼−8.8% Reduced · −2K sh | Q1 2026 | |
| 18 | Militia Capital Management LLC | $352K | 25K | ▲New +25K sh | Q1 2026 | |
| 19 | Bank of New York Mellon Corp | $317K | 22K | ▼−5.7% Reduced · −1K sh | Q1 2026 | |
| 20 | BANK OF AMERICA CORP /DE/ | $302K | 21K | ▲+28% Added · +5K sh | Q1 2026 | |
| 21 | MARSHALL WACE, LLP | $261K | 18K | ▲New +18K sh | Q1 2026 | |
| 22 | PRIVATE MANAGEMENT GROUP INC | $228K | 16K | —Held | Q1 2026 | |
| 23 | Man Group plc | $214K | 15K | ▲New +15K sh | Q1 2026 | |
| 24 | NOMURA ASSET MANAGEMENT CO LTD | $202K | 14K | —Held | Q1 2026 | |
| 25 | Nuveen, LLC | $196K | 14K | ▲+12% Added · +2K 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 13, 2026 | Gingras Christopher Raymond | Director | Other (J) | 37 | $537 |
| Feb 13, 2026 | Gingras Christopher Raymond | Director | Other (J) | 45 | $637 |
| Feb 13, 2026 | Halfacre Aaron Scott | CEO and President, Director | Other (J) | 896 | $13K |
| Feb 13, 2026 | Gingras Christopher Raymond | Director | Other (J) | 35 | $533 |
| Feb 13, 2026 | SMITH KIMBERLY J | Director | Other (J) | 121 | $2K |
| Jan 15, 2026 | Halfacre Aaron Scott | CEO and President, Director | Other (J) | 902 | $12K |
| Jan 15, 2026 | Gingras Christopher Raymond | Director | Other (J) | 45 | $617 |
| Jan 15, 2026 | Gingras Christopher Raymond | Director | Other (J) | 35 | $517 |
| Jan 15, 2026 | SMITH KIMBERLY J | Director | Other (J) | 122 | $2K |
| Dec 31, 2025 | Gingras Christopher Raymond | Director | Grant (A) | 1K | $15K |
| Dec 31, 2025 | NOLAN THOMAS H JR | Director | Grant (A) | 1K | $15K |
| Dec 31, 2025 | Tirondola Connie | Director | Grant (A) | 1K | $15K |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 16 funds | $14.1B |
| APPLE INCAAPL | 16 funds | $12.2B |
| MICROSOFT CORPMSFT | 16 funds | $9.9B |
| ALPHABET INC-CL AGOOGL | 16 funds | $6.3B |
| AMAZON.COM INCAMZN | 16 funds | $6.3B |
| BROADCOM INCAVGO | 16 funds | $5.7B |
| META PLATFORMS INC-CLASS AMETA | 16 funds | $4.2B |
| ALPHABET INC-CL CGOOG | 16 funds | $4.1B |
| JPMORGAN CHASE & COJPM | 16 funds | $2.6B |
| ELI LILLY & COLLY | 16 funds | $2.5B |
| TESLA INCTSLA | 16 funds | $2.4B |
| EXXON MOBIL CORPXOM | 16 funds | $1.9B |
Ranked by how many of MDV'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 MDV. 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.