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 RGNX 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/RGNX"
Use Arkolith to show who owns RGNX, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | STATE STREET CORP | $22.9M | 2.7M | ▲+19% Added · +445K sh | Q1 2026 | |
| 2 | Integral Health Asset Management, LLC | $12.6M | 1.5M | ▲+25% Added · +300K sh | Q1 2026 | |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $9.5M | 1.1M | ▼−0.7% Reduced · −8K sh | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $8.5M | 1.0M | ▲New +1.0M sh | Q1 2026 | |
| 5 | VANGUARD FIDUCIARY TRUST CO | $2.6M | 312K | ▲New +312K sh | Q1 2026 | |
| 6 | FMR LLC | $2.6M | 311K | ▲+17% Added · +45K sh | Q1 2026 | |
| 7 | Voss Capital, LP | $2.5M | 296K | ▲+0.3% Added · +787 sh | Q1 2026 | |
| 8 | Y-Intercept (Hong Kong) Ltd | $2.3M | 275K | ▲New +275K sh | Q1 2026 | |
| 9 | Man Group plc | $1.6M | 188K | ▲+195% Added · +124K sh | Q1 2026 | |
| 10 | Hudson Bay Capital Management LP | $1.5M | 180K | ▲+29% Added · +40K sh | Q1 2026 | |
| 11 | Point72 Asset Management, L.P. | $1.2M | 140K | ▲+319% Added · +106K sh | Q1 2026 | |
| 12 | IEQ CAPITAL, LLC | $1.2M | 140K | ▼−25% Reduced · −47K sh | Q1 2026 | |
| 13 | Vestal Point Capital, LP | $909K | 109K | ▲+219% Added · +75K sh | Q1 2026 | |
| 14 | PANAGORA ASSET MANAGEMENT INC | $856K | 102K | ▼−54% Reduced · −121K sh | Q1 2026 | |
| 15 | Centiva Capital, LP | $838K | 100K | ▲New +100K sh | Q1 2026 | |
| 16 | Jefferies Financial Group Inc. | $799K | 95K | ▲New +95K sh | Q1 2026 | |
| 17 | Hennion & Walsh Asset Management, Inc. | $741K | 88K | ▼−5.9% Reduced · −6K sh | Q1 2026 | |
| 18 | Connor, Clark & Lunn Investment Management Ltd. | $714K | 85K | ▲New +85K sh | Q1 2026 | |
| 19 | Rafferty Asset Management, LLC | $619K | 74K | ▲+25% Added · +15K sh | Q1 2026 | |
| 20 | CWM, LLC | $604K | 72K | ▼−2.4% Reduced · −2K sh | Q1 2026 | |
| 21 | Engineers Gate Manager LP | $534K | 64K | ▲New +64K sh | Q1 2026 | |
| 22 | WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | $379K | 44K | ▲+0.1% Added · +31 sh | Q1 2026 | |
| 23 | ALPS ADVISORS INC | $352K | 42K | ▲+1.1% Added · +444 sh | Q1 2026 | |
| 24 | PROFUND ADVISORS LLC | $277K | 33K | ▲+49% Added · +11K sh | Q1 2026 | |
| 25 | TUDOR INVESTMENT CORP ET AL | $204K | 24K | —Held | 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 10, 2026 | PAKOLA STEVE | Chief Medical Officer | Sell (S) | 5K | $53K |
| Feb 1, 2026 | Christmas Patrick J. | Chief Strategy & Legal Officer | Tax withholding (F) | 5K | $52K |
| Feb 1, 2026 | PAKOLA STEVE | Chief Medical Officer | Tax withholding (F) | 5K | $59K |
| Jan 27, 2026 | Mills Kenneth T. | Director | Tax withholding (F) | 222K | $3.0M |
| Jan 27, 2026 | Mills Kenneth T. | Director | Option exercise (M) | 225K | $2.9M |
| Jan 27, 2026 | Mills Kenneth T. | Director | Option exercise (M) | 225K | $0 |
| Jan 6, 2026 | Simpson Curran | Chief Executive Officer, Director | Grant (A) | 234K | $0 |
| Jan 6, 2026 | PAKOLA STEVE | Chief Medical Officer | Grant (A) | 66K | $0 |
| Jan 6, 2026 | PAKOLA STEVE | Chief Medical Officer | Grant (A) | 35K | $0 |
| Jan 6, 2026 | Chan Mitchell | Chief Financial Officer | Grant (A) | 40K | $0 |
| Jan 6, 2026 | Chan Mitchell | Chief Financial Officer | Grant (A) | 74K | $0 |
| Jan 6, 2026 | Simpson Curran | Chief Executive Officer, Director | Grant (A) | 145K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| ELI LILLY & COLLY | 57 funds | $6.1B |
| BOSTON SCIENTIFIC CORPBSX | 57 funds | $1.5B |
| UNITEDHEALTH GROUP INCUNH | 56 funds | $2.4B |
| GILEAD SCIENCES INCGILD | 56 funds | $1.5B |
| MICROSOFT CORPMSFT | 55 funds | $24.2B |
| BROADCOM INCAVGO | 55 funds | $14.4B |
| META PLATFORMS INC-CLASS AMETA | 55 funds | $10.8B |
| PALANTIR TECHNOLOGIES INC-APLTR | 55 funds | $4.0B |
| APPLIED MATERIALS INCAMAT | 55 funds | $3.6B |
| CHEVRON CORPCVX | 55 funds | $3.1B |
| HONEYWELL INTERNATIONAL INCHON | 55 funds | $1.4B |
| UBER TECHNOLOGIES INCUBER | 55 funds | $1.4B |
Ranked by how many of RGNX'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 RGNX. 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.