Among active 13F managers last quarter, 10 opened and 30 added, while 15 reduced; the largest holder to move was Allspring Global Investments Holdings, LLC (−8.8%). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
183 tracked 13F filers disclose a position in MATV as of the latest SEC 13F filings, a combined $393.7M 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. | 6.2M | $47.0M | ▲+2.9% Added · +173K sh | Q2 2026 | |
| 2 | Rubric Capital Management LP | 4.0M | $30.1M | —Held | Q2 2026 | |
| 3 | Allspring Global Investments Holdings, LLC | 3.7M | $27.7M | ▼−8.8% Reduced · −361K sh | Q2 2026 | |
| 4 | American Century Companies Inc | 2.7M | $23.5M | ▲+17% Added · +399K sh | Q1 2026 | |
| 5 | Vanguard Capital Management LLC | 2.5M | $18.7M | ▲+3.1% Added · +74K sh | Q2 2026 | |
| 6 | Dimensional Fund Advisors LP | 2.3M | $20.2M | ▲+6.8% Added · +148K sh | Q1 2026 | |
| 7 | Charles Schwab Investment Management Inc | 1.6M | $13.6M | ▼−13% Reduced · −225K sh | Q1 2026 | |
| 8 | Geode Capital Management, LLC | 1.4M | $10.8M | ▲+6.5% Added · +86K sh | Q2 2026 | |
| 9 | Invenomic Capital Management LP | 1.3M | $10.2M | ▼−30% Reduced · −585K sh | Q2 2026 | |
| 10 | D. E. Shaw & Co., Inc. | 1.3M | $11.5M | ▲+11% Added · +132K sh | Q1 2026 | |
| 11 | JPMorgan Chase & Co | 1.3M | $10.8M | ▲+16% Added · +174K sh | Q1 2026 | |
| 12 | State Street Corp | 1.2M | $8.9M | ▼−0.1% Reduced · −1K sh | Q2 2026 | |
| 13 | Morgan Stanley | 999K | $8.7M | ▼−9.9% Reduced · −110K sh | Q1 2026 | |
| 14 | Nuveen, LLC | 986K | $8.6M | ▼−19% Reduced · −239K sh | Q1 2026 | |
| 15 | Vanguard Portfolio Management LLC | 938K | $7.1M | ▲+2.9% Added · +26K sh | Q2 2026 | |
| 16 | Goldman Sachs Group Inc | 884K | $7.7M | ▲+16% Added · +123K sh | Q1 2026 | |
| 17 | Jacobs Levy Equity Management, Inc | 657K | $5.0M | ▲+88% Added · +308K sh | Q2 2026 | |
| 18 | Bank Of America Corp | 586K | $5.1M | ▲+9.9% Added · +53K sh | Q1 2026 | |
| 19 | AQR Capital Management LLC | 566K | $4.9M | ▲+18% Added · +88K sh | Q1 2026 | |
| 20 | Deprince Race & Zollo Inc | 558K | $4.2M | ▲+24% Added · +108K sh | Q2 2026 | |
| 21 | Icon Advisers Inc | 545K | $4.1M | ▲New +545K sh | Q2 2026 | |
| 22 | Northern Trust Corp | 532K | $4.6M | ▲+18% Added · +81K sh | Q1 2026 | |
| 23 | Citadel Advisors LLC | 508K | $3.8M | ▲+523% Added · +427K sh | Q2 2026 | |
| 24 | Prudential Financial Inc | 508K | $4.4M | ▲+38% Added · +140K sh | Q1 2026 | |
| 25 | Bridgeway Capital Management, LLC | 508K | $3.8M | ▼−3.7% Reduced · −20K sh | Q2 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.
Last quarter, 10 funds opened a new position in MATV and 30 added to an existing one, while 15 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Their position there |
|---|---|---|
| Microsoft CorpMSFT | 93 funds | $160.9B |
| Meta Platforms Inc-Class AMETA | 93 funds | $67.3B |
| Nvidia CorpNVDA | 92 funds | $248.5B |
| Amazon.com IncAMZN | 91 funds | $122.9B |
| Costco Wholesale CorpCOST | 89 funds | $21.7B |
| Wells Fargo & CoWFC | 89 funds | $13.1B |
| Alphabet Inc-CL AGOOGL | 88 funds | $112.1B |
| Broadcom IncAVGO | 88 funds | $103.8B |
| JPMorgan Chase & CoJPM | 88 funds | $42.8B |
| Visa Inc-Class A SharesV | 88 funds | $37.7B |
| Lam Research CorpLRCX | 88 funds | $29.8B |
| Eli Lilly & CoLLY | 87 funds | $48.7B |
Ranked by how many of MATV's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in MATV.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 6, 2025 | Stipancich John K | Director | Buy (P) | 5K | $32K |
| May 30, 2025 | Levi Marco | Director | Buy (P) | 10K | $58K |
| May 29, 2025 | Singhal Shruti | President, CEO, Director | Buy (P) | 40K | $230K |
| May 29, 2025 | Ritrievi Kimberly E | Director | Buy (P) | 10K | $59K |
| May 29, 2025 | Cook William M | Director | Buy (P) | 5K | $29K |
| Nov 15, 2024 | Cook William M | Director | Buy (P) | 3K | $31K |
| Aug 14, 2024 | Schertell Julie | President, CEO, Director | Sell (S) | 12K | $214K |
| Mar 18, 2024 | Keenan Jeffrey | Director | Buy (P) | 2K | $35K |
| Mar 15, 2024 | Keenan Jeffrey | Director | Buy (P) | 500 | $9K |
| Mar 14, 2024 | Keenan Jeffrey | Director | Buy (P) | 2K | $35K |
| Mar 13, 2024 | Keenan Jeffrey | Director | Buy (P) | 3K | $54K |
| Mar 12, 2024 | Keenan Jeffrey | Director | Buy (P) | 2K | $36K |
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 | 52 | 35 | – |
Insiders Form 4 open-market | 0 | 0 | $0 |
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 MATV
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/MATV/capital-change-brief"
Use Arkolith's capital_change_brief for MATV. 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 MATV. Filings are public domain, sourced to SEC EDGAR.