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 RAINW 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/RAINW"
Use Arkolith to show who owns RAINW, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | LMR Partners LLP | $128K | 612K | —Held | Q1 2026 | |
| 2 | Clear Street Group Inc. | $50K | 240K | —Held | Q1 2026 | |
| 3 | Calamos Advisors LLC | $32K | 167K | —Held | Q1 2026 | |
| 4 | Polar Asset Management Partners Inc. | $23K | 120K | —Held | Q1 2026 | |
| 5 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $7K | 34K | —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 |
|---|---|---|
| RAINCOMMON | 14 funds | $765K |
| RAINWthis pageSPAC Combination | 9 funds | $271K |
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 |
|---|---|---|
| APPLE INCAAPL | 5 funds | $2.2B |
| MICROSOFT CORPMSFT | 5 funds | $2.0B |
| IDEA ACQUISITION CORPIACOU | 5 funds | $49.0M |
| ANDRETTI ACQUISITION CORP -APOLE | 5 funds | $42.2M |
| HCM IV ACQUISITION CORPHACQU | 5 funds | $33.6M |
| SILVERBOX CORP IV-ASBXD | 5 funds | $30.4M |
| ABONY ACQUISITION CORP IAACOU | 5 funds | $25.1M |
| ALDABRA 4 LIQUIDITY OPPORTUNALOVU | 5 funds | $23.9M |
| HENNESSY CAPITAL INVESTMENTHCICU | 5 funds | $23.7M |
| PROEM ACQUISITION CORP IPAACU | 5 funds | $22.8M |
| COLOMBIER ACQSTN CORP IIICLBR/U | 5 funds | $18.4M |
| SPARTACUS ACQU CORP IITMTSU | 5 funds | $17.3M |
Ranked by how many of RAINW'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 RAINW. 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.