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/AAT/capital-change-brief"
Use Arkolith's capital_change_brief for AAT. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $174.0M | 9.5M | ▲+1.5% Added · +137K sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $99.4M | 5.4M | ▲New +5.4M sh | Q1 2026 | |
| 3 | Senvest Management, LLC | $65.9M | 3.6M | ▲+22% Added · +648K sh | Q1 2026 | |
| 4 | STATE STREET CORP | $52.4M | 2.8M | ▼−1.8% Reduced · −53K sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $39.0M | 2.1M | ▲New +2.1M sh | Q1 2026 | |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | $24.6M | 1.3M | ▲+0.9% Added · +13K sh | Q1 2026 | |
| 7 | JPMORGAN CHASE & CO | $23.5M | 1.3M | ▼−6.3% Reduced · −86K sh | Q1 2026 | |
| 8 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $23.2M | 1.3M | ▲+17% Added · +179K sh | Q1 2026 | |
| 9 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $17.7M | 961K | ▼−7.2% Reduced · −75K sh | Q1 2026 | |
| 10 | AMERIPRISE FINANCIAL INC | $17.5M | 953K | ▼−26% Reduced · −331K sh | Q1 2026 | |
| 11 | MORGAN STANLEY | $16.3M | 883K | ▼−7.5% Reduced · −72K sh | Q1 2026 | |
| 12 | PRIVATE MANAGEMENT GROUP INC | $14.8M | 807K | ▲New +807K sh | Q1 2026 | |
| 13 | NORTHERN TRUST CORP | $14.3M | 775K | ▲+0.8% Added · +6K sh | Q1 2026 | |
| 14 | DIMENSIONAL FUND ADVISORS LP | $11.4M | 617K | ▼−14% Reduced · −101K sh | Q1 2026 | |
| 15 | FULLER & THALER ASSET MANAGEMENT, INC. | $11.0M | 596K | ▲+47% Added · +191K sh | Q1 2026 | |
| 16 | TWO SIGMA INVESTMENTS, LP | $10.0M | 543K | ▲+293% Added · +405K sh | Q1 2026 | |
| 17 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $8.6M | 466K | ▲+13% Added · +55K sh | Q1 2026 | |
| 18 | Bank of New York Mellon Corp | $8.5M | 459K | ▼−7.7% Reduced · −39K sh | Q1 2026 | |
| 19 | MILLENNIUM MANAGEMENT LLC | $8.3M | 450K | ▲+67% Added · +180K sh | Q1 2026 | |
| 20 | UBS Group AG | $7.8M | 425K | ▲+368% Added · +334K sh | Q1 2026 | |
| 21 | GOLDMAN SACHS GROUP INC | $7.7M | 418K | ▲+19% Added · +67K sh | Q1 2026 | |
| 22 | FIRST TRUST ADVISORS LP | $7.6M | 411K | ▲+2.7% Added · +11K sh | Q1 2026 | |
| 23 | AQR CAPITAL MANAGEMENT LLC | $6.6M | 358K | ▼−28% Reduced · −142K sh | Q1 2026 | |
| 24 | Legal & General Group Plc | $6.5M | 354K | ▼−6.7% Reduced · −25K sh | Q1 2026 | |
| 25 | FMR LLC | $5.9M | 319K | ▲+20% Added · +54K 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 15, 2026 | RADY ERNEST S | Executive Chairman, Director, 10% Owner | Buy (P) | 10K | $242K |
| Jun 12, 2026 | RADY ERNEST S | Executive Chairman, Director, 10% Owner | Buy (P) | 10K | $246K |
| Jun 11, 2026 | RADY ERNEST S | Executive Chairman, Director, 10% Owner | Buy (P) | 8K | $197K |
| Jun 11, 2026 | RADY ERNEST S | Executive Chairman, Director, 10% Owner | Buy (P) | 2K | $49K |
| Jun 10, 2026 | RADY ERNEST S | Executive Chairman, Director, 10% Owner | Buy (P) | 10K | $246K |
| Jun 1, 2026 | RADY ERNEST S | Executive Chairman, Director, 10% Owner | Buy (P) | 10K | $234K |
| Jun 1, 2026 | TANZ STUART A | Director | Grant (A) | 4K | $0 |
| Jun 1, 2026 | SULLIVAN ROBERT S | Director | Grant (A) | 4K | $0 |
| Jun 1, 2026 | Olinger Thomas S | Director | Grant (A) | 4K | $0 |
| Jun 1, 2026 | Schaefer Joy L. | Director | Grant (A) | 4K | $0 |
| May 29, 2026 | RADY ERNEST S | Executive Chairman, Director, 10% Owner | Buy (P) | 10K | $236K |
| May 28, 2026 | RADY ERNEST S | Executive Chairman, Director, 10% Owner | Buy (P) | 16K | $375K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 69 funds | $37.3B |
| NVIDIA CORPNVDA | 68 funds | $53.6B |
| APPLE INCAAPL | 68 funds | $44.7B |
| AMAZON.COM INCAMZN | 68 funds | $26.3B |
| ALPHABET INC-CL AGOOGL | 68 funds | $25.0B |
| ALPHABET INC-CL CGOOG | 68 funds | $17.1B |
| META PLATFORMS INC-CLASS AMETA | 68 funds | $17.0B |
| JPMORGAN CHASE & COJPM | 68 funds | $11.6B |
| ELI LILLY & COLLY | 68 funds | $9.3B |
| EXXON MOBIL CORPXOM | 68 funds | $7.4B |
| COSTCO WHOLESALE CORPCOST | 68 funds | $6.3B |
| BROADCOM INCAVGO | 67 funds | $19.7B |
Ranked by how many of AAT'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 AAT. 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.