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 IFRX 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/IFRX"
Use Arkolith to show who owns IFRX, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | SUVRETTA CAPITAL MANAGEMENT, LLC | $7.1M | 7.9M | —Held | Q1 2026 | |
| 2 | 683 Capital Management, LLC | $3.0M | 3.3M | —Held | Q1 2026 | |
| 3 | Eversept Partners, LP | $1.6M | 1.8M | ▲+0.1% Added · +1K sh | Q1 2026 | |
| 4 | Kestra Advisory Services, LLC | $85K | 95K | —Held | Q1 2026 | |
| 5 | CITADEL ADVISORS LLC | $23K | 26K | ▼−58% Reduced · −37K sh | Q1 2026 | |
| 6 | Engineers Gate Manager LP | $14K | 15K | ▲New +15K sh | Q1 2026 | |
| 7 | Concurrent Investment Advisors, LLC | $13K | 14K | ▼−73% Reduced · −39K sh | Q1 2026 | |
| 8 | Sanctuary Advisors, LLC | $10K | 11K | ▲New +11K sh | Q1 2026 | |
| 9 | Integrated Wealth Concepts LLC | $9K | 10K | —Held | Q1 2026 | |
| 10 | NewEdge Advisors, LLC | $2K | 2K | —Held | Q1 2026 | |
| 11 | Steward Partners Investment Advisory, LLC | $335 | 375 | ▼−96% Reduced · −10K 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.
No Form 4 insider transactions on file yet.
| Company | Co-held by | Combined value |
|---|---|---|
| ELI LILLY & COLLY | 12 funds | $1.0B |
| UNITEDHEALTH GROUP INCUNH | 12 funds | $870.3M |
| INTUITIVE SURGICAL INCISRG | 12 funds | $724.0M |
| CAPITAL ONE FINANCIAL CORPCOF | 12 funds | $453.5M |
| UNITED THERAPEUTICS CORPUTHR | 12 funds | $378.3M |
| NATERA INCNTRA | 12 funds | $118.4M |
| MODERNA INCMRNA | 12 funds | $41.9M |
| AMAZON.COM INCAMZN | 11 funds | $3.4B |
| MICROSOFT CORPMSFT | 11 funds | $3.3B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 11 funds | $1.8B |
| TESLA INCTSLA | 11 funds | $1.5B |
| ORACLE CORPORCL | 11 funds | $636.3M |
Ranked by how many of IFRX'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 IFRX. 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.