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 RZLT 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/RZLT"
Use Arkolith to show who owns RZLT, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | FEDERATED HERMES, INC. | $39.6M | 13.0M | ▼−21% Reduced · −3.5M sh | Q1 2026 | |
| 2 | RA CAPITAL MANAGEMENT, L.P. | $28.0M | 9.2M | —Held | Q1 2026 | |
| 3 | BlackRock, Inc. | $19.3M | 6.3M | ▼−6.7% Reduced · −455K sh | Q1 2026 | |
| 4 | BALYASNY ASSET MANAGEMENT L.P. | $15.4M | 5.0M | ▲+12% Added · +542K sh | Q1 2026 | |
| 5 | VANGUARD GROUP INC | $11.3M | 4.8M | ▲+8.6% Added · +378K sh | Q4 2025 | |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | $10.7M | 3.5M | ▲New +3.5M sh | Q1 2026 | |
| 7 | JENNISON ASSOCIATES LLC | $10.5M | 3.4M | ▲New +3.4M sh | Q1 2026 | |
| 8 | Siren, L.L.C. | $10.2M | 3.3M | ▲New +3.3M sh | Q1 2026 | |
| 9 | VANGUARD PORTFOLIO MANAGEMENT LLC | $9.1M | 3.0M | ▲New +3.0M sh | Q1 2026 | |
| 10 | BANK OF AMERICA CORP /DE/ | $9.1M | 3.0M | ▼−31% Reduced · −1.4M sh | Q1 2026 | |
| 11 | MORGAN STANLEY | $8.4M | 2.7M | ▲+81% Added · +1.2M sh | Q1 2026 | |
| 12 | Integral Health Asset Management, LLC | $6.1M | 2.0M | —Held | Q1 2026 | |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | $6.0M | 2.0M | ▲+0.5% Added · +10K sh | Q1 2026 | |
| 14 | UBS Group AG | $5.9M | 1.9M | ▼−31% Reduced · −878K sh | Q1 2026 | |
| 15 | STATE STREET CORP | $5.4M | 1.8M | ▼−56% Reduced · −2.2M sh | Q1 2026 | |
| 16 | D. E. Shaw & Co., Inc. | $5.4M | 1.8M | ▲+608% Added · +1.5M sh | Q1 2026 | |
| 17 | Affinity Asset Advisors, LLC | $4.7M | 1.5M | ▼−34% Reduced · −804K sh | Q1 2026 | |
| 18 | MILLENNIUM MANAGEMENT LLC | $4.6M | 1.5M | ▼−11% Reduced · −194K sh | Q1 2026 | |
| 19 | KENNEDY CAPITAL MANAGEMENT LLC | $3.8M | 1.2M | ▲+77% Added · +538K sh | Q1 2026 | |
| 20 | TWO SIGMA INVESTMENTS, LP | $2.5M | 831K | ▲New +831K sh | Q1 2026 | |
| 21 | 22NW, LP | $2.5M | 821K | —Held | Q1 2026 | |
| 22 | AQR CAPITAL MANAGEMENT LLC | $2.4M | 797K | ▲+194% Added · +526K sh | Q1 2026 | |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $1.9M | 638K | ▼−4.0% Reduced · −27K sh | Q1 2026 | |
| 24 | NORTHERN TRUST CORP | $1.9M | 633K | ▼−14% Reduced · −104K sh | Q1 2026 | |
| 25 | Woodline Partners LP | $1.9M | 612K | ▲+66% Added · +244K 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 30, 2026 | Evans Daron | CFO | Buy (P) | 10K | $29K |
| Mar 2, 2026 | Evans Daron | CFO | Tax withholding (F) | 11K | $34K |
| Mar 2, 2026 | ROBERTS BRIAN KENNETH | Chief Medical Officer | Tax withholding (F) | 11K | $34K |
| Mar 2, 2026 | Elam Nevan C | CEO, Director | Tax withholding (F) | 28K | $83K |
| Dec 16, 2025 | Hogenhuis Wladimir | Director | Buy (P) | 6K | $10K |
| Dec 16, 2025 | ROBERTS BRIAN KENNETH | Chief Medical Officer | Buy (P) | 28K | $48K |
| Dec 15, 2025 | Evans Daron | CFO | Buy (P) | 3K | $4K |
| Dec 15, 2025 | Karnawat Sunil Ratilal | Chief Commercial Officer | Buy (P) | 100 | $160 |
| Dec 15, 2025 | Karnawat Sunil Ratilal | Chief Commercial Officer | Buy (P) | 12K | $19K |
| Dec 15, 2025 | Elam Nevan C | CEO, Director | Buy (P) | 32K | $51K |
| Dec 15, 2025 | Evans Daron | CFO | Buy (P) | 40K | $71K |
| Dec 15, 2025 | Evans Daron | CFO | Buy (P) | 3K | $4K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 31 funds | $8.5B |
| AMAZON.COM INCAMZN | 31 funds | $7.0B |
| BROADCOM INCAVGO | 31 funds | $5.0B |
| META PLATFORMS INC-CLASS AMETA | 31 funds | $4.2B |
| ELI LILLY & COLLY | 31 funds | $2.1B |
| BOSTON SCIENTIFIC CORPBSX | 31 funds | $619.0M |
| NEUROCRINE BIOSCIENCES INCNBIX | 31 funds | $348.0M |
| NVIDIA CORPNVDA | 30 funds | $14.9B |
| ALPHABET INC-CL AGOOGL | 30 funds | $5.4B |
| TESLA INCTSLA | 30 funds | $3.5B |
| MICRON TECHNOLOGY INCMU | 30 funds | $3.5B |
| COSTCO WHOLESALE CORPCOST | 30 funds | $1.9B |
Ranked by how many of RZLT'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 RZLT. 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.