| # | Fund | Position value | Shares | Last move | As of |
|---|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $229.4M | 1.80M | Reduced | Q1 2026 |
| 2 | PEAK6 LLC | $198.4M | 1.55M | Added | Q1 2026 |
| 3 | Sofinnova Investments, Inc. | $134.1M | 1.05M | New | Q1 2026 |
| 4 | Jain Global LLC | $115.0M | 900.0K | Added | Q1 2026 |
| 5 | MEITAV INVESTMENT HOUSE LTD | $103.4M | 809.6K | Reduced | Q1 2026 |
| 6 | Caption Management, LLC | $84.8M | 663.8K | Added | Q1 2026 |
| 7 | Greenhouse Funds LLLP | $83.8M | 687.5K | New | Q4 2025 |
| 8 | ASSETMARK, INC | $79.6M | 623.0K | Reduced | Q1 2026 |
| 9 | Main Street Research LLC | $72.5M | 567.5K | Added | Q1 2026 |
| 10 | NATIXIS | $62.4M | 488.8K | Reduced | Q1 2026 |
| 11 | Quadrature Capital Ltd | $61.8M | 483.5K | New | Q1 2026 |
| 12 | Migdal Insurance & Financial Holdings Ltd. | $57.5M | 450.0K | New | Q1 2026 |
| 13 | Investure, LLC | $52.7M | 412.3K | Held | Q1 2026 |
| 14 | CAPITAL FUND MANAGEMENT S.A. | $45.3M | 354.5K | Reduced | Q1 2026 |
| 15 | Rokos Capital Management LLP | $42.1M | 330.0K | Added | Q1 2026 |
| 16 | Nantahala Capital Management, LLC | $38.3M | 300.0K | Reduced | Q1 2026 |
| 17 | TUDOR INVESTMENT CORP ET AL | $37.2M | 291.5K | Reduced | Q1 2026 |
| 18 | Aptus Capital Advisors, LLC | $34.6M | 270.7K | Added | Q1 2026 |
| 19 | Strategic Financial Services, Inc. | $32.7M | 260.9K | New | Q4 2025 |
| 20 | WHITTIER TRUST CO | $32.2M | 249.8K | Added | Q1 2026 |
| 21 | Annex Advisory Services, LLC | $31.6M | 247.1K | New | Q1 2026 |
| 22 | LMR Partners LLP | $25.5M | 200.0K | Reduced | Q1 2026 |
| 23 | Williams Jones Wealth Management, LLC. | $25.5M | 199.6K | Added | Q1 2026 |
| 24 | GenTrust, LLC | $22.4M | 175.7K | Held | Q1 2026 |
| 25 | OSBORNE PARTNERS CAPITAL MANAGEMENT, LLC | $21.8M | 170.8K | Reduced | Q1 2026 |
No Form 4 insider transactions on file yet.
| Company | Co-held by | Combined value |
|---|---|---|
| Broadcom Inc.AVGO | 239 funds | $26.2B |
| Microsoft CorpMSFT | 238 funds | $55.6B |
| Mastercard Inc Class AMA | 238 funds | $10.4B |
| Apple IncAAPL | 237 funds | $66.2B |
| Nvidia CorpNVDA | 237 funds | $66.0B |
| Meta Platforms, Inc.META | 237 funds | $21.9B |
| Lilly Eli & CoLLY | 237 funds | $14.0B |
| Amazon.com IncAMZN | 236 funds | $40.4B |
| GOOGLE INCGOOGL | 236 funds | $38.2B |
| Visa Inc Class AV | 236 funds | $12.9B |
| Tesla, IncTSLA | 236 funds | $11.8B |
| Costco Wholesale CorpCOST | 236 funds | $11.6B |
Ranked by how many of XBI's institutional holders also hold each name — a cross-fund conviction signal. Via the MCP server (ticker.co_held).
No filings captured for this ticker in the live stream yet.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for XBI. 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.