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/MP/capital-change-brief"
Use Arkolith's capital_change_brief for MP. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Hancock Prospecting Pty Ltd | $717.2M | 14.9M | —Held | Q1 2026 | |
| 2 | BlackRock, Inc. | $711.7M | 14.7M | ▲+9.4% Added · +1.3M sh | Q1 2026 | |
| 3 | STATE STREET CORP | $357.0M | 7.4M | ▲+12% Added · +799K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $331.7M | 6.9M | ▲New +6.9M sh | Q1 2026 | |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | $326.7M | 6.8M | ▲New +6.8M sh | Q1 2026 | |
| 6 | MORGAN STANLEY | $268.0M | 5.6M | ▲+75% Added · +2.4M sh | Q1 2026 | |
| 7 | VAN ECK ASSOCIATES CORP | Withheld | 4.6M | ▲+62% Added · +1.8M sh | Q1 2026 | |
| 8 | UBS Group AG | $167.7M | 3.5M | ▲+108% Added · +1.8M sh | Q1 2026 | |
| 9 | D. E. Shaw & Co., Inc. | $152.0M | 3.1M | ▲+423% Added · +2.5M sh | Q1 2026 | |
| 10 | COOPERMAN LEON G | $144.8M | 3.0M | —Held | Q1 2026 | |
| 11 | JPMORGAN CHASE & CO | $133.1M | 2.9M | ▲+15% Added · +374K sh | Q1 2026 | |
| 12 | REAVES W H & CO INC | $125.9M | 2.6M | ▼~0% Reduced · −756 sh | Q1 2026 | |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | $121.6M | 2.5M | ▼−1.0% Reduced · −25K sh | Q1 2026 | |
| 14 | BANK OF AMERICA CORP /DE/ | $97.2M | 2.0M | ▼−7.4% Reduced · −161K sh | Q1 2026 | |
| 15 | DIMENSIONAL FUND ADVISORS LP | $90.3M | 1.9M | ▼−1.9% Reduced · −36K sh | Q1 2026 | |
| 16 | NORGES BANK | $82.5M | 1.6M | ▲265× Added · +1.6M sh | Q4 2025 | |
| 17 | TWO SIGMA INVESTMENTS, LP | $72.8M | 1.5M | ▲+81% Added · +674K sh | Q1 2026 | |
| 18 | PRICE T ROWE ASSOCIATES INC /MD/ | $67.3M | 1.4M | ▼−20% Reduced · −349K sh | Q1 2026 | |
| 19 | BNP Paribas Asset Management Holding S.A. | $64.6M | 1.3M | ▲+84% Added · +609K sh | Q1 2026 | |
| 20 | Bank of New York Mellon Corp | $57.7M | 1.2M | ▼−0.5% Reduced · −6K sh | Q1 2026 | |
| 21 | NORTHERN TRUST CORP | $53.6M | 1.1M | ▲+4.6% Added · +49K sh | Q1 2026 | |
| 22 | PRINCIPAL FINANCIAL GROUP INC | $44.4M | 919K | ▲+32% Added · +225K sh | Q1 2026 | |
| 23 | FMR LLC | $43.4M | 898K | ▼−35% Reduced · −489K sh | Q1 2026 | |
| 24 | VANGUARD FIDUCIARY TRUST CO | $41.4M | 858K | ▲New +858K sh | Q1 2026 | |
| 25 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $41.1M | 853K | ▲+7.9% Added · +62K 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 |
|---|---|---|---|---|---|
| Jun 30, 2026 | DUCKWORTH CONNIE K | Director | Grant (A) | 624 | $0 |
| Jun 15, 2026 | DUCKWORTH CONNIE K | Director | Option exercise (M) | 4K | — |
| Jun 15, 2026 | DUCKWORTH CONNIE K | Director | Option exercise (M) | 4K | $0 |
| Jun 15, 2026 | WEISENBURGER RANDALL J | Director | Option exercise (M) | 4K | — |
| Jun 15, 2026 | WEISENBURGER RANDALL J | Director | Option exercise (M) | 4K | $0 |
| Jun 15, 2026 | Lavan Maryanne | Director | Option exercise (M) | 4K | — |
| Jun 15, 2026 | Lavan Maryanne | Director | Option exercise (M) | 4K | $0 |
| Jun 15, 2026 | MYERS RICHARD B | Director | Option exercise (M) | 4K | — |
| Jun 15, 2026 | MYERS RICHARD B | Director | Option exercise (M) | 4K | $0 |
| Jun 9, 2026 | Rosenthal Michael Stuart | Chief Operating Officer | Buy (P) | 10K | $543K |
| Jun 9, 2026 | Lavan Maryanne | Director | Grant (A) | 3K | $0 |
| Jun 9, 2026 | McKnight Andrew A. | Director | Grant (A) | 3K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| AMAZON.COM INCAMZN | 218 funds | $160.6B |
| MICROSOFT CORPMSFT | 216 funds | $202.0B |
| APPLE INCAAPL | 213 funds | $213.2B |
| NVIDIA CORPNVDA | 212 funds | $293.3B |
| META PLATFORMS INC-CLASS AMETA | 211 funds | $86.7B |
| ALPHABET INC-CL AGOOGL | 210 funds | $117.2B |
| BROADCOM INCAVGO | 209 funds | $110.8B |
| ELI LILLY & COLLY | 208 funds | $57.0B |
| TESLA INCTSLA | 205 funds | $58.7B |
| MASTERCARD INC - AMA | 203 funds | $39.0B |
| NETFLIX INCNFLX | 203 funds | $35.3B |
| JPMORGAN CHASE & COJPM | 202 funds | $46.9B |
Ranked by how many of MP'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 MP. 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.