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 NMIH 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/NMIH"
Use Arkolith to show who owns NMIH, 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. | $482.5M | 12.9M | ▼−1.9% Reduced · −253K sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $290.3M | 7.1M | ▼−0.9% Reduced · −67K sh | Q4 2025 | |
| 3 | DIMENSIONAL FUND ADVISORS LP | $163.2M | 4.4M | ▲+0.8% Added · +34K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $128.7M | 3.4M | ▲New +3.4M sh | Q1 2026 | |
| 5 | STATE STREET CORP | $123.9M | 3.3M | ▲+2.1% Added · +69K sh | Q1 2026 | |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | $112.8M | 3.0M | ▲New +3.0M sh | Q1 2026 | |
| 7 | AMERICAN CENTURY COMPANIES INC | $102.0M | 2.7M | ▲+8.2% Added · +207K sh | Q1 2026 | |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | $75.6M | 2.0M | ▲+1.6% Added · +32K sh | Q1 2026 | |
| 9 | BANK OF AMERICA CORP /DE/ | $48.9M | 1.3M | ▲+23% Added · +242K sh | Q1 2026 | |
| 10 | GOLDMAN SACHS GROUP INC | $46.4M | 1.2M | ▲+29% Added · +275K sh | Q1 2026 | |
| 11 | FMR LLC | $43.5M | 1.2M | ▲+35% Added · +300K sh | Q1 2026 | |
| 12 | FULLER & THALER ASSET MANAGEMENT, INC. | $40.2M | 1.1M | ▲New +1.1M sh | Q1 2026 | |
| 13 | FRONTIER CAPITAL MANAGEMENT CO LLC | $38.1M | 1.0M | ▼−4.0% Reduced · −43K sh | Q1 2026 | |
| 14 | MORGAN STANLEY | $37.5M | 999K | ▼−11% Reduced · −121K sh | Q1 2026 | |
| 15 | Nuveen, LLC | $37.0M | 986K | ▼−13% Reduced · −145K sh | Q1 2026 | |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $37.0M | 986K | ▲+0.6% Added · +6K sh | Q1 2026 | |
| 17 | JPMORGAN CHASE & CO | $32.8M | 876K | ▲+37% Added · +238K sh | Q1 2026 | |
| 18 | NORTHERN TRUST CORP | $31.3M | 836K | ▲+3.0% Added · +25K sh | Q1 2026 | |
| 19 | Allianz Asset Management GmbH | $29.4M | 784K | ▲+3.1% Added · +23K sh | Q1 2026 | |
| 20 | BARCLAYS PLC | $27.4M | 731K | ▼−26% Reduced · −258K sh | Q1 2026 | |
| 21 | AQR CAPITAL MANAGEMENT LLC | $26.9M | 718K | ▼−2.1% Reduced · −15K sh | Q1 2026 | |
| 22 | Qube Research & Technologies Ltd | $26.6M | 709K | ▲+12% Added · +75K sh | Q1 2026 | |
| 23 | AMERIPRISE FINANCIAL INC | $26.5M | 705K | ▲+18% Added · +109K sh | Q1 2026 | |
| 24 | Clearbridge Investments, LLC | $26.4M | 705K | ▼−9.0% Reduced · −69K sh | Q1 2026 | |
| 25 | PUBLIC SECTOR PENSION INVESTMENT BOARD | $25.5M | 680K | ▲+18% Added · +105K 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 24, 2026 | SHUSTER BRADLEY M | Executive Chairman, Director | Sell (S) | 19K | $708K |
| Mar 23, 2026 | SHUSTER BRADLEY M | Executive Chairman, Director | Option exercise (M) | 55K | $0 |
| Mar 23, 2026 | SHUSTER BRADLEY M | Executive Chairman, Director | Option exercise (M) | 55K | $612K |
| Mar 23, 2026 | SHUSTER BRADLEY M | Executive Chairman, Director | Tax withholding (F) | 36K | $0 |
| Mar 19, 2026 | SHUSTER BRADLEY M | Executive Chairman, Director | Sell (S) | 19K | $704K |
| Mar 18, 2026 | SHUSTER BRADLEY M | Executive Chairman, Director | Tax withholding (F) | 36K | $0 |
| Mar 18, 2026 | SHUSTER BRADLEY M | Executive Chairman, Director | Option exercise (M) | 55K | $612K |
| Mar 18, 2026 | SHUSTER BRADLEY M | Executive Chairman, Director | Option exercise (M) | 55K | $0 |
| Mar 15, 2026 | Realmuto Nicholas Daniel | SVP, Controller | Tax withholding (F) | 1K | $0 |
| Mar 15, 2026 | Realmuto Nicholas Daniel | SVP, Controller | Grant (A) | 4K | $0 |
| Mar 15, 2026 | Realmuto Nicholas Daniel | SVP, Controller | Tax withholding (F) | 565 | $0 |
| Mar 15, 2026 | Realmuto Nicholas Daniel | SVP, Controller | Tax withholding (F) | 674 | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 118 funds | $54.6B |
| COSTCO WHOLESALE CORPCOST | 116 funds | $8.7B |
| AMAZON.COM INCAMZN | 115 funds | $39.4B |
| ALPHABET INC-CL AGOOGL | 115 funds | $36.2B |
| META PLATFORMS INC-CLASS AMETA | 115 funds | $26.7B |
| ELI LILLY & COLLY | 115 funds | $14.0B |
| UNITEDHEALTH GROUP INCUNH | 115 funds | $6.3B |
| BANK OF AMERICA CORPBAC | 115 funds | $5.9B |
| BROADCOM INCAVGO | 114 funds | $28.0B |
| MASTERCARD INC - AMA | 114 funds | $9.7B |
| GENERAL MOTORS COGM | 114 funds | $3.0B |
| APPLE INCAAPL | 113 funds | $61.1B |
Ranked by how many of NMIH'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 NMIH. 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.