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 MATW 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/MATW"
Use Arkolith to show who owns MATW, 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. | $115.0M | 4.5M | ▲+1.1% Added · +48K sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $85.4M | 3.3M | ▼−0.2% Reduced · −8K sh | Q4 2025 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $46.3M | 1.8M | ▲New +1.8M sh | Q1 2026 | |
| 4 | AMERIPRISE FINANCIAL INC | $45.8M | 1.8M | ▲+8.9% Added · +145K sh | Q1 2026 | |
| 5 | DIMENSIONAL FUND ADVISORS LP | $41.7M | 1.6M | ▲+5.5% Added · +84K sh | Q1 2026 | |
| 6 | GAMCO INVESTORS, INC. ET AL | $39.7M | 1.5M | ▼−1.1% Reduced · −17K sh | Q1 2026 | |
| 7 | Phoenix Financial Ltd. | $37.8M | 1.5M | ▲102× Added · +1.5M sh | Q1 2026 | |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | $33.4M | 1.3M | ▲New +1.3M sh | Q1 2026 | |
| 9 | STATE STREET CORP | $31.6M | 1.2M | ▲+0.3% Added · +4K sh | Q1 2026 | |
| 10 | Allspring Global Investments Holdings, LLC | $27.8M | 1.1M | ▲+2.4% Added · +25K sh | Q1 2026 | |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $19.8M | 767K | ▲+3.5% Added · +26K sh | Q1 2026 | |
| 12 | PEAK6 LLC | $18.4M | 712K | ▲+584% Added · +608K sh | Q1 2026 | |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $15.2M | 590K | ▼−5.5% Reduced · −34K sh | Q1 2026 | |
| 14 | PALISADE CAPITAL MANAGEMENT, LP | $13.4M | 521K | ▼−4.0% Reduced · −22K sh | Q1 2026 | |
| 15 | Aristotle Capital Boston, LLC | $13.4M | 520K | ▼−13% Reduced · −77K sh | Q1 2026 | |
| 16 | MORGAN STANLEY | $10.7M | 413K | ▼−23% Reduced · −120K sh | Q1 2026 | |
| 17 | Quinn Opportunity Partners LLC | $10.2M | 397K | ▼−1.4% Reduced · −5K sh | Q1 2026 | |
| 18 | Focus Partners Wealth | $10.2M | 393K | ▲+96% Added · +192K sh | Q1 2026 | |
| 19 | Bank of New York Mellon Corp | $9.5M | 367K | ▼−1.3% Reduced · −5K sh | Q1 2026 | |
| 20 | NORTHERN TRUST CORP | $8.0M | 308K | ▲+2.8% Added · +8K sh | Q1 2026 | |
| 21 | ProShare Advisors LLC | $6.4M | 246K | ▼−0.4% Reduced · −1K sh | Q1 2026 | |
| 22 | SEI INVESTMENTS CO | $6.0M | 233K | ▲+13% Added · +27K sh | Q1 2026 | |
| 23 | NEW YORK STATE COMMON RETIREMENT FUND | $5.8M | 226K | —Held | Q1 2026 | |
| 24 | GOLDMAN SACHS GROUP INC | $5.6M | 215K | ▲+87% Added · +100K sh | Q1 2026 | |
| 25 | VANGUARD FIDUCIARY TRUST CO | $5.2M | 200K | ▲New +200K 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 1, 2026 | SCHAWK DAVID A | Director | Gift (G) | 198K | $0 |
| Mar 19, 2026 | SCHAWK DAVID A | Director | Gift (G) | 5K | $0 |
| Mar 19, 2026 | SCHAWK DAVID A | Director | Gift (G) | 5K | $0 |
| Mar 12, 2026 | OBRIEN MORGAN K | Director | Grant (A) | 6K | $0 |
| Mar 12, 2026 | Etzkorn Lillian | Director | Grant (A) | 6K | $0 |
| Mar 12, 2026 | Richards Aleta W. | Director | Grant (A) | 6K | $0 |
| Mar 12, 2026 | Dietze Katherine Elizabeth | Director | Grant (A) | 6K | $0 |
| Mar 12, 2026 | DUNLAP TERRY L | Director | Grant (A) | 6K | $0 |
| Mar 12, 2026 | Wlodarczyk Francis | Director | Grant (A) | 6K | $0 |
| Mar 12, 2026 | SCHAWK DAVID A | Director | Grant (A) | 6K | $0 |
| Mar 12, 2026 | Gebhardt Thomas | Director | Grant (A) | 6K | $0 |
| Mar 12, 2026 | Nauman J Michael | Director | Grant (A) | 6K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| APPLE INCAAPL | 49 funds | $27.9B |
| NVIDIA CORPNVDA | 48 funds | $33.4B |
| BROADCOM INCAVGO | 48 funds | $12.4B |
| MICROSOFT CORPMSFT | 47 funds | $23.2B |
| AMAZON.COM INCAMZN | 47 funds | $17.1B |
| ALPHABET INC-CL AGOOGL | 47 funds | $14.7B |
| META PLATFORMS INC-CLASS AMETA | 47 funds | $10.1B |
| TESLA INCTSLA | 47 funds | $6.6B |
| CHEVRON CORPCVX | 47 funds | $3.2B |
| APPLIED MATERIALS INCAMAT | 47 funds | $2.9B |
| LAM RESEARCH CORPLRCX | 47 funds | $2.3B |
| ADVANCED MICRO DEVICESAMD | 47 funds | $2.2B |
Ranked by how many of MATW'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 MATW. 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.