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/MZTI/capital-change-brief"
Use Arkolith's capital_change_brief for MZTI. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $363.1M | 2.6M | ▲+2.8% Added · +71K sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $181.1M | 1.3M | ▲New +1.3M sh | Q1 2026 | |
| 3 | STATE STREET CORP | $136.6M | 987K | ▲+1.0% Added · +10K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $121.2M | 876K | ▲New +876K sh | Q1 2026 | |
| 5 | AQR CAPITAL MANAGEMENT LLC | $114.8M | 830K | ▲+118% Added · +450K sh | Q1 2026 | |
| 6 | FIRST TRUST ADVISORS LP | $111.2M | 804K | ▲+18% Added · +124K sh | Q1 2026 | |
| 7 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $104.2M | 754K | ▲+159% Added · +463K sh | Q1 2026 | |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | $91.7M | 663K | ▲+5.2% Added · +33K sh | Q1 2026 | |
| 9 | DIMENSIONAL FUND ADVISORS LP | $76.9M | 556K | ▲+1.4% Added · +8K sh | Q1 2026 | |
| 10 | RENAISSANCE TECHNOLOGIES LLC | $51.3M | 371K | ▲+4.0% Added · +14K sh | Q1 2026 | |
| 11 | LONDON CO OF VIRGINIA | $49.9M | 360K | ▼−1.3% Reduced · −5K sh | Q1 2026 | |
| 12 | MORGAN STANLEY | $35.5M | 257K | ▲+20% Added · +44K sh | Q1 2026 | |
| 13 | GOLDMAN SACHS GROUP INC | $34.8M | 252K | ▲+147% Added · +150K sh | Q1 2026 | |
| 14 | NORTHERN TRUST CORP | $34.8M | 251K | ▲+1.7% Added · +4K sh | Q1 2026 | |
| 15 | Boston Trust Walden Corp | $32.2M | 233K | ▼−12% Reduced · −31K sh | Q1 2026 | |
| 16 | PRINCIPAL FINANCIAL GROUP INC | $32.0M | 231K | ▼−5.4% Reduced · −13K sh | Q1 2026 | |
| 17 | SILVERCREST ASSET MANAGEMENT GROUP LLC | $27.9M | 201K | ▼−27% Reduced · −73K sh | Q1 2026 | |
| 18 | NORDEA INVESTMENT MANAGEMENT AB | $28.1M | 200K | ▲New +200K sh | Q1 2026 | |
| 19 | Grantham, Mayo, Van Otterloo & Co. LLC | $26.8M | 194K | ▲+12% Added · +22K sh | Q1 2026 | |
| 20 | ProShare Advisors LLC | $26.8M | 194K | ▼−18% Reduced · −41K sh | Q1 2026 | |
| 21 | BARCLAYS PLC | $26.3M | 190K | ▲+221% Added · +131K sh | Q1 2026 | |
| 22 | Bank of New York Mellon Corp | $26.0M | 188K | ▼−1.6% Reduced · −3K sh | Q1 2026 | |
| 23 | ENVESTNET ASSET MANAGEMENT INC | $22.9M | 166K | ▲+18% Added · +25K sh | Q1 2026 | |
| 24 | Man Group plc | $22.4M | 162K | ▼−1.6% Reduced · −3K sh | Q1 2026 | |
| 25 | BANK OF AMERICA CORP /DE/ | $20.1M | 145K | ▼−0.1% Reduced · −220 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 11, 2026 | Viso Luis | Chief Supply Chain Officer | Sell (S) | 1K | $133K |
| Jun 10, 2026 | Pigott, Thomas K. | VP, CFO and Asst. Secretary | Buy (P) | 900 | $98K |
| May 17, 2026 | Viso Luis | Chief Supply Chain Officer | Tax withholding (F) | 500 | $57K |
| Jan 5, 2026 | FOX ROBERT L | Director | Gift (G) | 230 | $0 |
| Nov 20, 2025 | Arnold Zena Srivatsa | Director | Grant (A) | 786 | $0 |
| Nov 20, 2025 | BRASIER BARBARA L | Director | Grant (A) | 786 | $0 |
| Nov 20, 2025 | Fullen Elliot K. | Director | Grant (A) | 786 | $0 |
| Nov 20, 2025 | GERLACH JOHN B JR | Executive Chairman, Director | Grant (A) | 786 | $0 |
| Nov 20, 2025 | HARRIS ALAN F | Director | Grant (A) | 786 | $0 |
| Nov 20, 2025 | KEOWN MICHAEL H | Director | Grant (A) | 786 | $0 |
| Nov 20, 2025 | Knight George F. III | Director | Grant (A) | 786 | $0 |
| Nov 20, 2025 | Ostryniec Robert Paul | Director | Grant (A) | 786 | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 128 funds | $56.1B |
| NVIDIA CORPNVDA | 126 funds | $76.3B |
| COSTCO WHOLESALE CORPCOST | 126 funds | $9.8B |
| AMAZON.COM INCAMZN | 125 funds | $43.1B |
| META PLATFORMS INC-CLASS AMETA | 125 funds | $25.4B |
| ELI LILLY & COLLY | 125 funds | $14.0B |
| ALPHABET INC-CL AGOOGL | 124 funds | $36.5B |
| ALPHABET INC-CL CGOOG | 124 funds | $24.4B |
| NETFLIX INCNFLX | 124 funds | $7.0B |
| APPLE INCAAPL | 123 funds | $66.1B |
| BROADCOM INCAVGO | 122 funds | $28.6B |
| TESLA INCTSLA | 122 funds | $16.0B |
Ranked by how many of MZTI'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 MZTI. 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.