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 RDACR 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/RDACR"
Use Arkolith to show who owns RDACR, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Polar Asset Management Partners Inc. | $95K | 500K | —Held | Q1 2026 | |
| 2 | Clear Street Group Inc. | $74K | 531K | —Held | Q1 2026 | |
| 3 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $69K | 495K | —Held | Q1 2026 | |
| 4 | AQR Arbitrage LLC | $48K | 341K | ▼−3.2% Reduced · −11K sh | Q1 2026 | |
| 5 | BOOTHBAY FUND MANAGEMENT, LLC | $11K | 58K | —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.
No Form 4 insider transactions on file yet.
| Class | 13F holders | Value held |
|---|---|---|
| RDACRthis pageSPACS | 11 funds | $606K |
| RDACSHS | 9 funds | $22.6M |
| G7576K123UNIT 11/15/2028 | 1 funds | $565 |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
| Company | Co-held by | Combined value |
|---|---|---|
| KOCHAV DEFENSE ACQUISITION-AKCHV | 5 funds | $42.4M |
| IDEA ACQUISITION CORPIACOU | 5 funds | $39.4M |
| ART TECHNOLOGY ACQUISIT-CL AARTC | 5 funds | $34.5M |
| GIGCAPITAL8 CORP-AGIW | 5 funds | $33.6M |
| D. BORAL ACQUISITION I-CL ADBCA | 5 funds | $31.8M |
| HCM IV ACQUISITION CORPHACQU | 5 funds | $31.0M |
| CRANE HARBOR ACQUISITIO-CL ACRAN | 5 funds | $29.5M |
| EQV VENTURES ACQUISITION C-AEVAC | 5 funds | $28.2M |
| GSR IV ACQUISITION CORP-CL AGSRF | 5 funds | $28.0M |
| SIDDHI ACQUISITION CORP-ASDHI | 5 funds | $28.0M |
| M3-BRIGADE ACQUISITION-CL AMBVI | 5 funds | $27.3M |
| ARTIUS II ACQUISITION INC-AAACB | 5 funds | $27.0M |
Ranked by how many of RDACR'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 RDACR. 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.