Among active 13F managers last quarter, 7 opened and 18 added, while 18 reduced; the largest holder to move was Oaktree Capital Management LP (new position). Over the last 180 days, 3 insiders bought and none sold, a net +$298K in open-market trades.
Funds lean in and no leg opposes.
155 tracked 13F filers disclose a position in MATW as of the latest SEC 13F filings, a combined $764.2M in reported value. 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.
| # | Fund | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 4.6M | $123.5M | ▲+3.0% Added · +134K sh | Q2 2026 | |
| 2 | Oaktree Capital Management LP | 1.9M | $51.8M | ▲New +1.9M sh | Q2 2026 | |
| 3 | Ameriprise Financial Inc | 1.8M | $45.8M | ▲+8.9% Added · +145K sh | Q1 2026 | |
| 4 | Dimensional Fund Advisors LP | 1.6M | $41.7M | ▲+5.5% Added · +84K sh | Q1 2026 | |
| 5 | Gamco Investors, Inc. Et Al | 1.5M | $39.7M | ▼−1.1% Reduced · −17K sh | Q1 2026 | |
| 6 | Phoenix Financial Ltd. | 1.5M | $39.4M | —Held | Q2 2026 | |
| 7 | Vanguard Capital Management LLC | 1.3M | $35.8M | ▲+2.6% Added · +34K sh | Q2 2026 | |
| 8 | State Street Corp | 1.3M | $34.3M | ▲+4.0% Added · +49K sh | Q2 2026 | |
| 9 | Vanguard Portfolio Management LLC | 1.2M | $33.6M | ▼−30% Reduced · −544K sh | Q2 2026 | |
| 10 | Private Capital Management, LLC | 1.2M | $32.4M | ▲+5.0% Added · +57K sh | Q2 2026 | |
| 11 | Allspring Global Investments Holdings, LLC | 1.1M | $29.3M | ▼−0.3% Reduced · −3K sh | Q2 2026 | |
| 12 | Barington Companies Management, LLC | 845K | $22.7M | ▼−8.6% Reduced · −79K sh | Q2 2026 | |
| 13 | Geode Capital Management, LLC | 808K | $21.8M | ▲+5.4% Added · +42K sh | Q2 2026 | |
| 14 | Charles Schwab Investment Management Inc | 590K | $15.2M | ▼−5.5% Reduced · −34K sh | Q1 2026 | |
| 15 | Peak6 LLC | 445K | $12.0M | ▼−38% Reduced · −267K sh | Q2 2026 | |
| 16 | Aristotle Capital Boston, LLC | 443K | $11.9M | ▼−15% Reduced · −77K sh | Q2 2026 | |
| 17 | Morgan Stanley | 413K | $10.7M | ▼−23% Reduced · −120K sh | Q1 2026 | |
| 18 | Quinn Opportunity Partners LLC | 397K | $10.2M | ▼−1.4% Reduced · −5K sh | Q1 2026 | |
| 19 | Focus Partners Wealth | 393K | $10.2M | ▲+96% Added · +192K sh | Q1 2026 | |
| 20 | Bank of New York Mellon Corp | 367K | $9.5M | ▼−1.3% Reduced · −5K sh | Q1 2026 | |
| 21 | Northern Trust Corp | 308K | $8.0M | ▲+2.8% Added · +8K sh | Q1 2026 | |
| 22 | Needham Investment Management LLC | 300K | $8.1M | ▲+161% Added · +185K sh | Q2 2026 | |
| 23 | ProShare Advisors LLC | 246K | $6.4M | ▼−0.4% Reduced · −1K sh | Q1 2026 | |
| 24 | Sei Investments Co | 233K | $6.0M | ▲+13% Added · +27K sh | Q1 2026 | |
| 25 | New York State Common Retirement Fund | 226K | $5.8M | —Held | 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. 1 value row is withheld because the reported units disagree with same-security peers; share counts are unchanged.
Last quarter, 7 funds opened a new position in MATW and 18 added to an existing one, while 18 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 24, 2026 | Nauman J Michael | Director | Buy (P) | 1K | $21K |
| Aug 20, 2026 | Nauman J Michael | Director | Buy (P) | 2K | $42K |
| Aug 19, 2026 | Nauman J Michael | Director | Buy (P) | 100 | $2K |
| Aug 14, 2026 | Richards Aleta W. | Director | Buy (P) | 3K | $69K |
| Aug 10, 2026 | Nauman J Michael | Director | Buy (P) | 2K | $46K |
| Aug 10, 2026 | Schawk David A | Director | Buy (P) | 5K | $118K |
| May 8, 2025 | Nauman J Michael | Director | Buy (P) | 7 | $135 |
| May 7, 2025 | Nauman J Michael | Director | Buy (P) | 1K | $21K |
| Feb 24, 2025 | Nauman J Michael | Director | Buy (P) | 4K | $98K |
| Aug 9, 2023 | Richards Aleta W. | Director | Buy (P) | 1K | $50K |
| Nov 21, 2022 | Bartolacci Joseph C | President and CEO, Director | Sell (S) | 10K | $302K |
| Aug 8, 2022 | Awenowicz Ronald C | SVP, Global Compliance & HR | Sell (S) | 398 | $10K |
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 40 | 33 | – |
Insiders Form 4 open-market | 3 | 0 | +$298K |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
Connected entities for MATW
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/MATW/capital-change-brief"
Use Arkolith's capital_change_brief for MATW. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + the live filing stream, joined for MATW. Filings are public domain, sourced to SEC EDGAR.