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/INSP/capital-change-brief"
Use Arkolith's capital_change_brief for INSP. 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. | $183.1M | 3.5M | ▼~0% Reduced · −1K sh | Q1 2026 | |
| 2 | DEERFIELD MANAGEMENT COMPANY, L.P. | $139.4M | 2.7M | ▲+80% Added · +1.2M sh | Q1 2026 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $84.4M | 1.6M | ▲New +1.6M sh | Q1 2026 | |
| 4 | MORGAN STANLEY | $74.8M | 1.5M | ▲+15% Added · +191K sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $65.3M | 1.3M | ▲New +1.3M sh | Q1 2026 | |
| 6 | D. E. Shaw & Co., Inc. | $61.3M | 1.2M | ▼−1.9% Reduced · −24K sh | Q1 2026 | |
| 7 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | $58.7M | 1.1M | ▼−2.0% Reduced · −24K sh | Q1 2026 | |
| 8 | STATE STREET CORP | $49.3M | 956K | ▲+4.1% Added · +38K sh | Q1 2026 | |
| 9 | Artisan Partners Limited Partnership | $40.3M | 781K | ▼−0.7% Reduced · −5K sh | Q1 2026 | |
| 10 | BRAIDWELL LP | $34.9M | 678K | ▲+25% Added · +137K sh | Q1 2026 | |
| 11 | GOLDMAN SACHS GROUP INC | $34.2M | 664K | ▲+133% Added · +379K sh | Q1 2026 | |
| 12 | UBS Group AG | $33.0M | 639K | ▲+55% Added · +228K sh | Q1 2026 | |
| 13 | Soleus Capital Management, L.P. | $29.7M | 576K | ▲+92% Added · +277K sh | Q1 2026 | |
| 14 | Vestal Point Capital, LP | $27.8M | 539K | ▲New +539K sh | Q1 2026 | |
| 15 | DEUTSCHE BANK AG\ | $26.5M | 513K | ▼−0.7% Reduced · −4K sh | Q1 2026 | |
| 16 | GEODE CAPITAL MANAGEMENT, LLC | $26.3M | 510K | ▲+3.8% Added · +18K sh | Q1 2026 | |
| 17 | Aberdeen Group plc | $24.6M | 477K | ▲+3.6% Added · +17K sh | Q1 2026 | |
| 18 | RENAISSANCE TECHNOLOGIES LLC | $24.2M | 470K | ▲+14% Added · +59K sh | Q1 2026 | |
| 19 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $23.1M | 449K | ▼−3.1% Reduced · −15K sh | Q1 2026 | |
| 20 | ADAR1 Capital Management, LLC | $20.9M | 405K | ▲27× Added · +390K sh | Q1 2026 | |
| 21 | CITADEL ADVISORS LLC | $20.3M | 394K | ▼−23% Reduced · −117K sh | Q1 2026 | |
| 22 | MILLENNIUM MANAGEMENT LLC | $19.9M | 386K | ▲+91% Added · +184K sh | Q1 2026 | |
| 23 | Walleye Capital LLC | $18.5M | 358K | ▲+358% Added · +280K sh | Q1 2026 | |
| 24 | RA CAPITAL MANAGEMENT, L.P. | $16.8M | 326K | ▲+129% Added · +184K sh | Q1 2026 | |
| 25 | BNP PARIBAS FINANCIAL MARKETS | $16.5M | 320K | ▼−30% Reduced · −135K 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 |
|---|---|---|---|---|---|
| Jul 15, 2026 | Broader Shelley G | Director | Grant (A) | 383 | $0 |
| Jul 15, 2026 | Ellis Gary Lee | Director | Grant (A) | 581 | $0 |
| Jul 15, 2026 | Tansey Casey M | Director | Grant (A) | 346 | $0 |
| Jul 15, 2026 | Melenikiotou Georgia | Director | Grant (A) | 344 | $0 |
| May 15, 2026 | Rondoni John | See Remarks | Sell (S) | 3K | $114K |
| May 14, 2026 | Rondoni John | See Remarks | Sell (S) | 700 | $30K |
| May 8, 2026 | mcCormick Shawn | Director | Sell (S) | 696 | $32K |
| May 1, 2026 | Melenikiotou Georgia | Director | Tax withholding (F) | 50 | $3K |
| Apr 30, 2026 | Broader Shelley G | Director | Grant (A) | 4K | $0 |
| Apr 30, 2026 | Burks Cynthia | Director | Grant (A) | 4K | $0 |
| Apr 30, 2026 | Melenikiotou Georgia | Director | Grant (A) | 4K | $0 |
| Apr 30, 2026 | mcCormick Shawn | Director | Grant (A) | 4K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| BOSTON SCIENTIFIC CORPBSX | 106 funds | $3.3B |
| MICROSOFT CORPMSFT | 104 funds | $52.6B |
| ELI LILLY & COLLY | 104 funds | $13.9B |
| NVIDIA CORPNVDA | 103 funds | $75.4B |
| AMAZON.COM INCAMZN | 103 funds | $39.7B |
| UNITEDHEALTH GROUP INCUNH | 102 funds | $5.4B |
| APPLE INCAAPL | 101 funds | $60.0B |
| META PLATFORMS INC-CLASS AMETA | 101 funds | $22.7B |
| COSTCO WHOLESALE CORPCOST | 101 funds | $8.7B |
| ALPHABET INC-CL AGOOGL | 100 funds | $33.9B |
| ALPHABET INC-CL CGOOG | 100 funds | $22.8B |
| MICRON TECHNOLOGY INCMU | 100 funds | $9.9B |
Ranked by how many of INSP'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 INSP. 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.