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 MGPI 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/MGPI"
Use Arkolith to show who owns MGPI, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Integrated Wealth Concepts LLC | $46.6M | 2.5M | ▲New +2.5M sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $27.1M | 1.1M | ▼−8.7% Reduced · −107K sh | Q4 2025 | |
| 3 | FEDERATED HERMES, INC. | $22.0M | 1.2M | ▼−17% Reduced · −244K sh | Q1 2026 | |
| 4 | BlackRock, Inc. | $20.7M | 1.1M | ▼−11% Reduced · −139K sh | Q1 2026 | |
| 5 | DIMENSIONAL FUND ADVISORS LP | $14.0M | 760K | ▲+12% Added · +79K sh | Q1 2026 | |
| 6 | PRIVATE MANAGEMENT GROUP INC | $13.6M | 740K | ▲11× Added · +673K sh | Q1 2026 | |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | $11.8M | 644K | ▲New +644K sh | Q1 2026 | |
| 8 | ARIEL INVESTMENTS, LLC | $11.6M | 629K | ▼−0.1% Reduced · −607 sh | Q1 2026 | |
| 9 | TWO SIGMA INVESTMENTS, LP | $8.2M | 446K | ▲+42% Added · +133K sh | Q1 2026 | |
| 10 | AMERIPRISE FINANCIAL INC | $7.4M | 404K | ▼−19% Reduced · −96K sh | Q1 2026 | |
| 11 | CITADEL ADVISORS LLC | $7.3M | 395K | ▲+148% Added · +236K sh | Q1 2026 | |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | $6.7M | 364K | ▲+5.0% Added · +17K sh | Q1 2026 | |
| 13 | VANGUARD PORTFOLIO MANAGEMENT LLC | $5.9M | 323K | ▲New +323K sh | Q1 2026 | |
| 14 | AMERICAN CENTURY COMPANIES INC | $5.7M | 312K | ▲+31% Added · +74K sh | Q1 2026 | |
| 15 | SEI INVESTMENTS CO | $5.7M | 312K | ▲+121% Added · +171K sh | Q1 2026 | |
| 16 | STATE STREET CORP | $5.5M | 299K | ▼−9.5% Reduced · −32K sh | Q1 2026 | |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $4.8M | 262K | ▼−10% Reduced · −30K sh | Q1 2026 | |
| 18 | Dana Investment Advisors, Inc. | $4.6M | 248K | ▲+12% Added · +27K sh | Q1 2026 | |
| 19 | GOLDMAN SACHS GROUP INC | $3.4M | 186K | ▼−48% Reduced · −174K sh | Q1 2026 | |
| 20 | MORGAN STANLEY | $3.3M | 178K | ▼−46% Reduced · −154K sh | Q1 2026 | |
| 21 | Allspring Global Investments Holdings, LLC | $3.1M | 167K | ▲New +167K sh | Q1 2026 | |
| 22 | JANE STREET GROUP, LLC | $3.0M | 164K | ▲+36% Added · +43K sh | Q1 2026 | |
| 23 | MARSHALL WACE, LLP | $2.9M | 160K | ▼−33% Reduced · −78K sh | Q1 2026 | |
| 24 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $2.7M | 148K | ▲New +148K sh | Q1 2026 | |
| 25 | PEREGRINE CAPITAL MANAGEMENT LLC | $2.5M | 135K | ▼−8.8% Reduced · −13K 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 5, 2026 | Molamphy Kathleen Susan | Chief Legal and HR Officer | Grant (A) | 5K | $0 |
| Mar 5, 2026 | Francis Julie Maria | President & CEO, Director | Grant (A) | 31K | $0 |
| Mar 5, 2026 | Gall Brandon | CFO | Grant (A) | 14K | $0 |
| Mar 5, 2026 | Gall Brandon | CFO | Grant (A) | 8K | $0 |
| Mar 5, 2026 | Molamphy Kathleen Susan | Chief Legal and HR Officer | Grant (A) | 11K | $0 |
| Feb 23, 2026 | Gall Brandon | CFO | Grant (A) | 14K | $0 |
| Feb 23, 2026 | Francis Julie Maria | President & CEO, Director | Grant (A) | 59K | $0 |
| Feb 23, 2026 | Molamphy Kathleen Susan | Chief Legal and HR Officer | Grant (A) | 6K | $0 |
| Feb 20, 2026 | Pasagic Amel | Chief Commercial Officer | Tax withholding (F) | 346 | $9K |
| Feb 20, 2026 | Lapish Erika | CHRO | Tax withholding (F) | 241 | $6K |
| Feb 20, 2026 | Gall Brandon | CFO | Tax withholding (F) | 598 | $16K |
| Feb 16, 2026 | Lapish Erika | CHRO | Tax withholding (F) | 1K | $31K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 45 funds | $16.2B |
| AMAZON.COM INCAMZN | 45 funds | $13.0B |
| ALPHABET INC-CL AGOOGL | 45 funds | $10.8B |
| ELI LILLY & COLLY | 45 funds | $4.4B |
| VISA INC-CLASS A SHARESV | 45 funds | $3.5B |
| CHEVRON CORPCVX | 45 funds | $2.5B |
| BANK OF AMERICA CORPBAC | 45 funds | $1.8B |
| BROADCOM INCAVGO | 44 funds | $9.3B |
| META PLATFORMS INC-CLASS AMETA | 44 funds | $7.9B |
| COSTCO WHOLESALE CORPCOST | 44 funds | $3.1B |
| ORACLE CORPORCL | 44 funds | $1.7B |
| GILEAD SCIENCES INCGILD | 44 funds | $1.5B |
Ranked by how many of MGPI'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 MGPI. 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.