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/ASTH/capital-change-brief"
Use Arkolith's capital_change_brief for ASTH. 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. | $151.1M | 6.2M | ▲+0.1% Added · +6K sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $55.8M | 2.3M | ▲New +2.3M sh | Q1 2026 | |
| 3 | 325 CAPITAL LLC | $45.1M | 1.8M | —Held | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $41.9M | 1.7M | ▲New +1.7M sh | Q1 2026 | |
| 5 | STATE STREET CORP | $40.5M | 1.7M | ▼−1.5% Reduced · −25K sh | Q1 2026 | |
| 6 | DIMENSIONAL FUND ADVISORS LP | $33.5M | 1.4M | ▲+13% Added · +152K sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $25.5M | 1.0M | ▲+1.0% Added · +10K sh | Q1 2026 | |
| 8 | 683 Capital Management, LLC | $17.2M | 700K | ▲New +700K sh | Q1 2026 | |
| 9 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $15.8M | 644K | ▲+17% Added · +95K sh | Q1 2026 | |
| 10 | BANK OF AMERICA CORP /DE/ | $14.1M | 575K | ▲+13% Added · +68K sh | Q1 2026 | |
| 11 | AMERIPRISE FINANCIAL INC | $13.5M | 552K | ▲+26% Added · +114K sh | Q1 2026 | |
| 12 | DIAMOND HILL CAPITAL MANAGEMENT INC | $13.3M | 544K | ▲+26% Added · +111K sh | Q1 2026 | |
| 13 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $11.8M | 482K | ▲+15% Added · +65K sh | Q1 2026 | |
| 14 | SteelPeak Wealth, LLC | $21.6M | 465K | ▼−17% Reduced · −95K sh | Q2 2026 | |
| 15 | NORTHERN TRUST CORP | $10.7M | 438K | ▲+8.9% Added · +36K sh | Q1 2026 | |
| 16 | FMR LLC | $10.2M | 416K | ▼−61% Reduced · −654K sh | Q1 2026 | |
| 17 | JACOBS LEVY EQUITY MANAGEMENT, INC | $9.5M | 386K | ▼−18% Reduced · −87K sh | Q1 2026 | |
| 18 | BNP Paribas Asset Management Holding S.A. | $8.6M | 352K | ▲+15% Added · +47K sh | Q1 2026 | |
| 19 | MORGAN STANLEY | $8.3M | 339K | ▼−22% Reduced · −95K sh | Q1 2026 | |
| 20 | LPL Financial LLC | $7.6M | 309K | —Held | Q1 2026 | |
| 21 | UBS Group AG | $7.4M | 302K | ▲+71% Added · +126K sh | Q1 2026 | |
| 22 | GOLDMAN SACHS GROUP INC | $7.2M | 295K | ▼−6.2% Reduced · −19K sh | Q1 2026 | |
| 23 | VANGUARD FIDUCIARY TRUST CO | $7.2M | 293K | ▲New +293K sh | Q1 2026 | |
| 24 | PRINCIPAL FINANCIAL GROUP INC | $6.5M | 266K | ▲+16% Added · +36K sh | Q1 2026 | |
| 25 | Bank of New York Mellon Corp | $5.4M | 222K | ▼−3.4% Reduced · −8K 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 27, 2026 | Sim Brandon | CEO and President | Tax withholding (F) | 1K | $49K |
| Jun 10, 2026 | Kitayama Mitchell W | Director | Grant (A) | 5K | $0 |
| Jun 10, 2026 | Dong Linda | Director | Grant (A) | 5K | $0 |
| Jun 10, 2026 | Chiang John | Director | Grant (A) | 5K | $0 |
| Jun 10, 2026 | Dai, Weili | Director | Grant (A) | 5K | $0 |
| Jun 10, 2026 | Mazdyasni Matthew | Director | Grant (A) | 5K | $0 |
| Jun 10, 2026 | Schmidt David | Director | Grant (A) | 5K | $0 |
| May 16, 2026 | Basho Chandan | COO and CFO | Tax withholding (F) | 8K | $312K |
| Apr 14, 2026 | Basho Chandan | COO and CFO | Tax withholding (F) | 4K | $113K |
| Apr 6, 2026 | Lam Thomas S. | Director | Grant (A) | 42K | $0 |
| Apr 6, 2026 | Sim Brandon | CEO and President | Grant (A) | 201K | $0 |
| Apr 6, 2026 | Sim Kenneth T. | Executive Chairman, Director | Grant (A) | 100K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 52 funds | $25.8B |
| AMAZON.COM INCAMZN | 52 funds | $18.3B |
| BANK OF AMERICA CORPBAC | 52 funds | $3.2B |
| ALPHABET INC-CL AGOOGL | 51 funds | $16.5B |
| META PLATFORMS INC-CLASS AMETA | 51 funds | $10.8B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 51 funds | $6.6B |
| ELI LILLY & COLLY | 51 funds | $6.3B |
| CHEVRON CORPCVX | 51 funds | $3.3B |
| SALESFORCE INCCRM | 51 funds | $2.9B |
| UNITEDHEALTH GROUP INCUNH | 51 funds | $2.6B |
| TJX COMPANIES INCTJX | 51 funds | $2.3B |
| GENERAL MOTORS COGM | 51 funds | $2.1B |
Ranked by how many of ASTH'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 ASTH. 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.