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 RDCM 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/RDCM"
Use Arkolith to show who owns RDCM, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Private Advisor Group, LLC | $4.3M | 351K | ▲+2.1% Added · +7K sh | Q1 2026 | |
| 2 | ARK Investment Management LLC | $2.1M | 173K | ▲+14% Added · +22K sh | Q1 2026 | |
| 3 | Trexquant Investment LP | $720K | 59K | ▲+5.9% Added · +3K sh | Q1 2026 | |
| 4 | NewEdge Advisors, LLC | $369K | 30K | ▲New +30K sh | Q1 2026 | |
| 5 | Walleye Capital LLC | $230K | 19K | ▼−67% Reduced · −38K sh | Q1 2026 | |
| 6 | Point72 Asset Management, L.P. | $180K | 15K | ▲+8.7% Added · +1K sh | Q1 2026 | |
| 7 | Man Group plc | $176K | 14K | ▲New +14K sh | Q1 2026 | |
| 8 | CITADEL ADVISORS LLC | $131K | 11K | ▼−81% Reduced · −46K sh | Q1 2026 | |
| 9 | PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | $30K | 2K | —Held | Q1 2026 | |
| 10 | SBI Securities Co., Ltd. | $243 | 20 | —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 19, 2026 | SCHWARTZ RAMI | Director | Grant (A) | 7K | $0 |
| Mar 19, 2026 | SCHWARTZ RAMI | Director | Grant (A) | 9K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 11 funds | $10.2B |
| AMAZON.COM INCAMZN | 11 funds | $6.1B |
| MICROSOFT CORPMSFT | 11 funds | $4.7B |
| BROADCOM INCAVGO | 11 funds | $3.7B |
| META PLATFORMS INC-CLASS AMETA | 11 funds | $3.3B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 11 funds | $3.1B |
| ALPHABET INC-CL CGOOG | 11 funds | $2.6B |
| ELI LILLY & COLLY | 11 funds | $1.4B |
| PALANTIR TECHNOLOGIES INC-APLTR | 11 funds | $1.3B |
| TERADYNE INCTER | 11 funds | $1.3B |
| SPOTIFY TECHNOLOGY SASPOT | 11 funds | $1.2B |
| AIRBNB INC-CLASS AABNB | 11 funds | $821.2M |
Ranked by how many of RDCM'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 RDCM. 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.