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 AGO 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/AGO"
Use Arkolith to show who owns AGO, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD PORTFOLIO MANAGEMENT LLC | $319.9M | 3.9M | ▲New +3.9M sh | Q1 2026 | |
| 2 | STATE STREET CORP | $128.1M | 1.6M | ▼−1.5% Reduced · −24K sh | Q1 2026 | |
| 3 | FULLER & THALER ASSET MANAGEMENT, INC. | $69.2M | 850K | ▼−3.6% Reduced · −32K sh | Q1 2026 | |
| 4 | Gotham Asset Management, LLC | $22.2M | 272K | ▲+18% Added · +41K sh | Q1 2026 | |
| 5 | VANGUARD FIDUCIARY TRUST CO | $22.0M | 270K | ▲New +270K sh | Q1 2026 | |
| 6 | GENDELL JEFFREY L | $20.0M | 245K | ▲New +245K sh | Q1 2026 | |
| 7 | Man Group plc | $16.6M | 204K | ▲+115% Added · +109K sh | Q1 2026 | |
| 8 | PUBLIC SECTOR PENSION INVESTMENT BOARD | $15.3M | 188K | ▲+5.4% Added · +10K sh | Q1 2026 | |
| 9 | CITADEL ADVISORS LLC | $10.4M | 127K | ▼−13% Reduced · −19K sh | Q1 2026 | |
| 10 | Cambria Investment Management, L.P. | $9.0M | 111K | ▲+18% Added · +17K sh | Q1 2026 | |
| 11 | CAPITOLIS LIQUID GLOBAL MARKETS LLC | $7.1M | 87K | ▼−22% Reduced · −24K sh | Q1 2026 | |
| 12 | Vest Financial, LLC | $6.6M | 81K | ▲+17% Added · +12K sh | Q1 2026 | |
| 13 | TEACHER RETIREMENT SYSTEM OF TEXAS | $6.5M | 79K | ▲New +79K sh | Q1 2026 | |
| 14 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $6.4M | 79K | ▼−1.5% Reduced · −1K sh | Q1 2026 | |
| 15 | Bridgewater Associates, LP | $5.8M | 71K | ▼−42% Reduced · −51K sh | Q1 2026 | |
| 16 | Trexquant Investment LP | $5.0M | 62K | ▼−12% Reduced · −8K sh | Q1 2026 | |
| 17 | EULAV Asset Management | $4.9M | 60K | —Held | Q1 2026 | |
| 18 | BANK OF NOVA SCOTIA | $4.9M | 60K | ▲New +60K sh | Q1 2026 | |
| 19 | STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | $4.7M | 58K | ▼−8.2% Reduced · −5K sh | Q1 2026 | |
| 20 | Magnetar Financial LLC | $3.9M | 48K | ▲+621% Added · +42K sh | Q1 2026 | |
| 21 | CAPITAL FUND MANAGEMENT S.A. | $3.5M | 43K | ▼−11% Reduced · −5K sh | Q1 2026 | |
| 22 | WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | $2.5M | 31K | ▼−11% Reduced · −4K sh | Q1 2026 | |
| 23 | TUDOR INVESTMENT CORP ET AL | $2.5M | 30K | ▼−75% Reduced · −92K sh | Q1 2026 | |
| 24 | NATIXIS | $2.4M | 29K | ▲New +29K sh | Q1 2026 | |
| 25 | State of New Jersey Common Pension Fund D | $2.1M | 26K | ▲+6.9% Added · +2K 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 |
|---|---|---|---|---|---|
| Jun 18, 2026 | BORGES FRANCISCO L | Director | Gift (G) | 3K | $0 |
| Jun 17, 2026 | BORGES FRANCISCO L | Director | Gift (G) | 24K | $0 |
| Mar 30, 2026 | BORGES FRANCISCO L | Director | Sell (S) | 124K | $9.9M |
| Mar 30, 2026 | BORGES FRANCISCO L | Director | Gift (G) | 1K | $0 |
| Mar 23, 2026 | FREDERICO DOMINIC | President/CEO/Deputy Chairman, Director | Sell (S) | 30K | $2.4M |
| Mar 20, 2026 | FREDERICO DOMINIC | President/CEO/Deputy Chairman, Director | Sell (S) | 20K | $1.6M |
| Mar 4, 2026 | Radtke Lorin | Director | Sell (S) | 1K | $106K |
| Feb 23, 2026 | Chow Ling | General Counsel and Secretary | Tax withholding (F) | 8K | $667K |
| Feb 23, 2026 | Donnarumma Stephen | Chief Credit Officer | Tax withholding (F) | 4K | $361K |
| Feb 23, 2026 | Bieling Laura | Chief Accounting Officer | Tax withholding (F) | 416 | $35K |
| Feb 23, 2026 | Horn Holly | Chief Surveillance Officer | Tax withholding (F) | 445 | $38K |
| Feb 23, 2026 | Rosenblum Benjamin G. | CFO | Tax withholding (F) | 1K | $104K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 129 funds | $48.2B |
| AMAZON.COM INCAMZN | 127 funds | $35.6B |
| ALPHABET INC-CL AGOOGL | 127 funds | $32.6B |
| ELI LILLY & COLLY | 127 funds | $12.7B |
| MICRON TECHNOLOGY INCMU | 127 funds | $9.2B |
| META PLATFORMS INC-CLASS AMETA | 126 funds | $22.2B |
| COSTCO WHOLESALE CORPCOST | 126 funds | $9.0B |
| CITIGROUP INCC | 126 funds | $5.3B |
| APPLE INCAAPL | 125 funds | $60.3B |
| MASTERCARD INC - AMA | 125 funds | $8.3B |
| NETFLIX INCNFLX | 125 funds | $6.0B |
| BANK OF AMERICA CORPBAC | 125 funds | $5.8B |
Ranked by how many of AGO'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 AGO. 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.