Among active 13F managers last quarter, 20 opened and 20 added, while 15 reduced; the largest holder to move was Price T Rowe Associates Inc (23× the prior stake). Over the last 180 days, 7 insiders sold and none bought, a net -$59.3M in open-market trades.
The legs disagree, or only one of them leans.
350 tracked 13F filers disclose a position in MXL as of the latest SEC 13F filings, a combined $6.1B 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. | 13.7M | $1.8B | ▲+2.2% Added · +296K sh | Q2 2026 | |
| 2 | Vanguard Portfolio Management LLC | 6.9M | $886.4M | ▼−24% Reduced · −2.2M sh | Q2 2026 | |
| 3 | State Street Corp | 4.3M | $553.8M | ▼−15% Reduced · −742K sh | Q2 2026 | |
| 4 | Vanguard Capital Management LLC | 3.8M | $489.4M | ▲+4.6% Added · +168K sh | Q2 2026 | |
| 5 | Manufacturers Life Insurance Company, The | 3.0M | $52.1M | ▼−1.9% Reduced · −59K sh | Q1 2026 | |
| 6 | Price T Rowe Associates Inc | 2.2M | $285.5M | ▲23× Added · +2.1M sh | Q2 2026 | |
| 7 | Geode Capital Management, LLC | 2.2M | $285.0M | ▲+7.1% Added · +148K sh | Q2 2026 | |
| 8 | Marshall Wace, LLP | 2.2M | $38.3M | ▲+57% Added · +800K sh | Q1 2026 | |
| 9 | Dimensional Fund Advisors LP | 1.7M | $29.4M | ▲+7.2% Added · +113K sh | Q1 2026 | |
| 10 | FMR LLC | 1.7M | $211.4M | ▼−69% Reduced · −3.6M sh | Q2 2026 | |
| 11 | Goldman Sachs Group Inc | 1.4M | $25.1M | ▼−29% Reduced · −600K sh | Q1 2026 | |
| 12 | Fuller & Thaler Asset Management, Inc. | 1.3M | $164.2M | ▲New +1.3M sh | Q2 2026 | |
| 13 | Charles Schwab Investment Management Inc | 1.1M | $19.8M | ▼~0% Reduced · −483 sh | Q1 2026 | |
| 14 | Nuveen, LLC | 1.1M | $19.8M | ▼−9.1% Reduced · −114K sh | Q1 2026 | |
| 15 | Federated Hermes, Inc. | 895K | $15.6M | ▲+19% Added · +146K sh | Q1 2026 | |
| 16 | Morgan Stanley | 878K | $15.3M | ▼−31% Reduced · −399K sh | Q1 2026 | |
| 17 | AIGH Capital Management LLC | 818K | $104.7M | ▲Added Added · +818K sh | Q2 2026 | |
| 18 | Northern Trust Corp | 811K | $14.1M | ▲+3.0% Added · +23K sh | Q1 2026 | |
| 19 | T. Rowe Price Investment Management, Inc. | 796K | Withheld | ▲New +796K sh | Q2 2026 | |
| 20 | BNP Paribas Financial Markets | 720K | $12.5M | ▼−5.0% Reduced · −38K sh | Q1 2026 | |
| 21 | HighTower Advisors, LLC | 645K | $11.2M | ▼−1.7% Reduced · −11K sh | Q1 2026 | |
| 22 | Bank Of America Corp | 641K | $11.1M | ▲+6.8% Added · +41K sh | Q1 2026 | |
| 23 | Connor, Clark & Lunn Investment Management Ltd. | 633K | $81.1M | ▲+346% Added · +491K sh | Q2 2026 | |
| 24 | Vanguard Fiduciary Trust Co | 606K | $77.5M | ▲+14% Added · +75K sh | Q2 2026 | |
| 25 | Ameriprise Financial Inc | 558K | $9.7M | ▼−1.6% Reduced · −9K 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. 1 value row is withheld because the reported units disagree with same-security peers; share counts are unchanged.
Last quarter, 20 funds opened a new position in MXL and 20 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 | 198 funds | $200.0B |
| Nvidia CorpNVDA | 196 funds | $322.5B |
| Amazon.com IncAMZN | 193 funds | $156.6B |
| Meta Platforms Inc-Class AMETA | 191 funds | $86.8B |
| Advanced Micro DevicesAMD | 190 funds | $49.5B |
| Apple IncAAPL | 189 funds | $231.5B |
| Alphabet Inc-CL AGOOGL | 186 funds | $140.4B |
| Broadcom IncAVGO | 185 funds | $129.8B |
| Eli Lilly & CoLLY | 184 funds | $75.8B |
| Micron Technology IncMU | 183 funds | $55.9B |
| Tesla IncTSLA | 181 funds | $60.0B |
| Intel CorpINTC | 180 funds | $26.3B |
Ranked by how many of MXL's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in MXL.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 17, 2026 | Seendripu Kishore | Chairman, President and CEO, Director, 10% Owner | Sell (S) 10 lots, same day | 351K | $30.2M |
| Aug 14, 2026 | Seendripu Kishore | Chairman, President and CEO, Director, 10% Owner | Sell (S) 6 lots, same day | 240K | $20.2M |
| May 26, 2026 | Pardun Thomas E | Director | Sell (S) | 11K | $1.2M |
| May 8, 2026 | Kwong Connie H. | Corporate Controller & PAO | Sell (S) 2 lots, same day | 35K | $3.4M |
| May 5, 2026 | Tewksbury Ted L III | Director | Sell (S) | 4K | $315K |
| May 4, 2026 | Beaver Carolyn | Director | Sell (S) | 6K | $462K |
| May 4, 2026 | Artusi Daniel A | Director | Sell (S) | 11K | $826K |
| May 4, 2026 | Moyer Albert J | Director | Sell (S) | 16K | $1.2M |
| May 4, 2026 | Tewksbury Ted L III | Director | Sell (S) | 4K | $304K |
| May 1, 2026 | Tewksbury Ted L III | Director | Sell (S) | 3K | $219K |
| Apr 29, 2026 | Kwong Connie H. | Corporate Controller & PAO | Sell (S) | 4K | $239K |
| Apr 27, 2026 | Kwong Connie H. | Corporate Controller & PAO | Sell (S) | 15K | $772K |
One row per insider, day and transaction code; shares and value are summed across the lots. Every lot is on the full insider page and in the filing.
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 | 41 | 29 | – |
Insiders Form 4 open-market | 0 | 7 | -$59.3M |
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 MXL
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/MXL/capital-change-brief"
Use Arkolith's capital_change_brief for MXL. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MXL. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.