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 MXL 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/MXL"
Use Arkolith to show who owns MXL, 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. | $233.1M | 13.4M | ▼−0.9% Reduced · −124K sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $232.3M | 13.3M | ▲+4.8% Added · +606K sh | Q4 2025 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $159.3M | 9.2M | ▲New +9.2M sh | Q1 2026 | |
| 4 | FMR LLC | $91.5M | 5.3M | ▼−3.9% Reduced · −212K sh | Q1 2026 | |
| 5 | STATE STREET CORP | $88.1M | 5.1M | ▲+11% Added · +504K sh | Q1 2026 | |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | $36.1M | 2.1M | ▲+1.9% Added · +39K sh | Q1 2026 | |
| 7 | PARADIGM CAPITAL MANAGEMENT INC/NY | $15.0M | 861K | —Held | Q1 2026 | |
| 8 | VANGUARD FIDUCIARY TRUST CO | $9.2M | 530K | ▲New +530K sh | Q1 2026 | |
| 9 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | $7.0M | 401K | ▼−25% Reduced · −132K sh | Q1 2026 | |
| 10 | Trexquant Investment LP | $5.7M | 327K | ▲+8.7% Added · +26K sh | Q1 2026 | |
| 11 | PUBLIC SECTOR PENSION INVESTMENT BOARD | $5.1M | 291K | ▲+2.3% Added · +6K sh | Q1 2026 | |
| 12 | Man Group plc | $4.8M | 275K | ▲+370% Added · +216K sh | Q1 2026 | |
| 13 | Engineers Gate Manager LP | $3.6M | 209K | ▲+39% Added · +59K sh | Q1 2026 | |
| 14 | VestGen Advisors, LLC | $3.1M | 34K | ▲New +34K sh | Q1 2026 | |
| 15 | Connor, Clark & Lunn Investment Management Ltd. | $2.5M | 142K | ▲+298% Added · +106K sh | Q1 2026 | |
| 16 | PANAGORA ASSET MANAGEMENT INC | $2.4M | 140K | ▲+0.2% Added · +267 sh | Q1 2026 | |
| 17 | NEEDHAM INVESTMENT MANAGEMENT LLC | $2.0M | 115K | ▼−18% Reduced · −25K sh | Q1 2026 | |
| 18 | Polar Asset Management Partners Inc. | $1.9M | 107K | ▼−26% Reduced · −37K sh | Q1 2026 | |
| 19 | SYSTEMATIC FINANCIAL MANAGEMENT LP | $1.6M | 91K | ▼−2.6% Reduced · −2K sh | Q1 2026 | |
| 20 | TECTONIC ADVISORS LLC | $1.4M | 81K | ▲+27% Added · +17K sh | Q1 2026 | |
| 21 | Pure Financial Advisors, LLC | $1.4M | 81K | ▼−1.2% Reduced · −985 sh | Q1 2026 | |
| 22 | Knights of Columbus Asset Advisors LLC | $1.2M | 67K | ▲New +67K sh | Q1 2026 | |
| 23 | Orion Porfolio Solutions, LLC | $884K | 51K | ▼−18% Reduced · −11K sh | Q1 2026 | |
| 24 | Magnetar Financial LLC | $830K | 48K | ▲New +48K sh | Q1 2026 | |
| 25 | Tidal Investments LLC | $796K | 46K | ▲+6.3% Added · +3K 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 |
|---|---|---|---|---|---|
| Mar 6, 2026 | LITCHFIELD STEVEN G | See remarks | Sell (S) | 20K | $314K |
| Mar 5, 2026 | LITCHFIELD STEVEN G | See remarks | Sell (S) | 5K | $83K |
| Mar 4, 2026 | LITCHFIELD STEVEN G | See remarks | Sell (S) | 20K | $350K |
| Mar 2, 2026 | Kwong Connie H. | Corporate Controller & PAO | Tax withholding (F) | 918 | $17K |
| Mar 2, 2026 | Kwong Connie H. | Corporate Controller & PAO | Option exercise (M) | 794 | $0 |
| Mar 2, 2026 | Kwong Connie H. | Corporate Controller & PAO | Option exercise (M) | 1K | $0 |
| Mar 2, 2026 | Kwong Connie H. | Corporate Controller & PAO | Option exercise (M) | 4K | $0 |
| Mar 2, 2026 | SEENDRIPU KISHORE | Chairman, President and CEO, Director, 10% Owner | Tax withholding (F) | 31K | $559K |
| Mar 2, 2026 | SEENDRIPU KISHORE | Chairman, President and CEO, Director, 10% Owner | Tax withholding (F) | 90K | $1.6M |
| Mar 2, 2026 | SEENDRIPU KISHORE | Chairman, President and CEO, Director, 10% Owner | Option exercise (M) | 90K | $0 |
| Mar 2, 2026 | SEENDRIPU KISHORE | Chairman, President and CEO, Director, 10% Owner | Tax withholding (F) | 27K | $493K |
| Mar 2, 2026 | SEENDRIPU KISHORE | Chairman, President and CEO, Director, 10% Owner | Option exercise (M) | 14K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 75 funds | $34.3B |
| BROADCOM INCAVGO | 74 funds | $17.7B |
| META PLATFORMS INC-CLASS AMETA | 73 funds | $16.1B |
| APPLIED MATERIALS INCAMAT | 73 funds | $4.7B |
| LAM RESEARCH CORPLRCX | 73 funds | $4.0B |
| APPLE INCAAPL | 72 funds | $41.0B |
| AMAZON.COM INCAMZN | 72 funds | $27.8B |
| MICRON TECHNOLOGY INCMU | 72 funds | $6.7B |
| NVIDIA CORPNVDA | 71 funds | $50.2B |
| ALPHABET INC-CL AGOOGL | 71 funds | $22.9B |
| ELI LILLY & COLLY | 71 funds | $9.2B |
| BANK OF AMERICA CORPBAC | 71 funds | $3.8B |
Ranked by how many of MXL'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 MXL. 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.