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 MPT 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/MPT"
Use Arkolith to show who owns MPT, 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. | $348.6M | 75.3M | ▼−0.7% Reduced · −519K sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $338.0M | 67.6M | ▼−0.5% Reduced · −340K sh | Q4 2025 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $199.5M | 43.1M | ▲New +43.1M sh | Q1 2026 | |
| 4 | STATE STREET CORP | $120.7M | 25.6M | ▼−2.6% Reduced · −686K sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $96.5M | 20.8M | ▲New +20.8M sh | Q1 2026 | |
| 6 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $55.5M | 12.0M | ▼−0.5% Reduced · −63K sh | Q1 2026 | |
| 7 | AQR CAPITAL MANAGEMENT LLC | $51.2M | 11.1M | ▼−18% Reduced · −2.4M sh | Q1 2026 | |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | $46.2M | 10.0M | ▲+2.8% Added · +268K sh | Q1 2026 | |
| 9 | TWO SIGMA INVESTMENTS, LP | $38.9M | 8.4M | ▲+117% Added · +4.5M sh | Q1 2026 | |
| 10 | DIMENSIONAL FUND ADVISORS LP | $34.4M | 7.4M | ▲+1.2% Added · +89K sh | Q1 2026 | |
| 11 | MORGAN STANLEY | $31.2M | 6.7M | ▼−44% Reduced · −5.2M sh | Q1 2026 | |
| 12 | Allianz Asset Management GmbH | $30.0M | 6.5M | ▼−5.3% Reduced · −367K sh | Q1 2026 | |
| 13 | Advisors Capital Management, LLC | $29.5M | 6.4M | ▲New +6.4M sh | Q1 2026 | |
| 14 | Bank of New York Mellon Corp | $29.2M | 6.3M | ▼−4.2% Reduced · −274K sh | Q1 2026 | |
| 15 | DEUTSCHE BANK AG\ | $26.0M | 5.6M | ▼−2.0% Reduced · −114K sh | Q1 2026 | |
| 16 | NORTHERN TRUST CORP | $24.2M | 5.2M | ▲+2.9% Added · +149K sh | Q1 2026 | |
| 17 | COATUE MANAGEMENT LLC | $21.0M | 4.5M | —Held | Q1 2026 | |
| 18 | Legal & General Group Plc | $15.6M | 3.4M | ▼−6.5% Reduced · −235K sh | Q1 2026 | |
| 19 | VANGUARD FIDUCIARY TRUST CO | $14.0M | 3.0M | ▲New +3.0M sh | Q1 2026 | |
| 20 | UBS Group AG | $12.6M | 2.7M | ▲+31% Added · +635K sh | Q1 2026 | |
| 21 | PRINCIPAL FINANCIAL GROUP INC | $11.1M | 2.4M | ▲+2.0% Added · +47K sh | Q1 2026 | |
| 22 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $9.0M | 1.9M | ▼−54% Reduced · −2.3M sh | Q1 2026 | |
| 23 | GOLDMAN SACHS GROUP INC | $8.8M | 1.9M | ▲+224% Added · +1.3M sh | Q1 2026 | |
| 24 | PUBLIC SECTOR PENSION INVESTMENT BOARD | $8.2M | 1.8M | ▲+3.3% Added · +56K sh | Q1 2026 | |
| 25 | JPMORGAN CHASE & CO | $6.9M | 1.5M | ▼−16% Reduced · −294K 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 18, 2026 | LAMBERT CHARLES R | SVP of Finance and Treasurer | Grant (A) | 50K | $0 |
| Mar 18, 2026 | LAMBERT CHARLES R | SVP of Finance and Treasurer | Grant (A) | 25K | $0 |
| Mar 18, 2026 | Hanna James Kevin | Senior VP, Controller & CAO | Grant (A) | 75K | $0 |
| Mar 18, 2026 | Hanna James Kevin | Senior VP, Controller & CAO | Grant (A) | 38K | $0 |
| Mar 18, 2026 | Williams Rosa Handley | SVP of Operations | Grant (A) | 21K | $0 |
| Mar 18, 2026 | Williams Rosa Handley | SVP of Operations | Grant (A) | 43K | $0 |
| Mar 18, 2026 | Portal Larry H | SVP, Senior Advisor to the CEO | Grant (A) | 38K | $0 |
| Mar 18, 2026 | Portal Larry H | SVP, Senior Advisor to the CEO | Grant (A) | 75K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 179 funds | $62.6B |
| NVIDIA CORPNVDA | 178 funds | $86.2B |
| AMAZON.COM INCAMZN | 178 funds | $45.8B |
| ALPHABET INC-CL AGOOGL | 178 funds | $40.6B |
| BROADCOM INCAVGO | 178 funds | $33.9B |
| META PLATFORMS INC-CLASS AMETA | 178 funds | $28.6B |
| TESLA INCTSLA | 178 funds | $17.2B |
| ELI LILLY & COLLY | 178 funds | $15.7B |
| COSTCO WHOLESALE CORPCOST | 178 funds | $11.4B |
| UNITEDHEALTH GROUP INCUNH | 178 funds | $5.4B |
| ALPHABET INC-CL CGOOG | 177 funds | $28.5B |
| VISA INC-CLASS A SHARESV | 177 funds | $12.6B |
Ranked by how many of MPT'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 MPT. 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.