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 HCMAU 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/HCMAU"
Use Arkolith to show who owns HCMAU, 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. | $5.1M | 500K | —Held | Q1 2026 | |
| 2 | Jain Global LLC | $1.0M | 99K | —Held | Q1 2026 | |
| 3 | Waratah Capital Advisors Ltd. | $737K | 72K | ▼−50% Reduced · −72K sh | Q1 2026 | |
| 4 | Walleye Capital LLC | $515K | 50K | —Held | Q1 2026 | |
| 5 | Westchester Capital Management, LLC | $257K | 25K | —Held | Q1 2026 | |
| 6 | READYSTATE ASSET MANAGEMENT LP | $103K | 10K | —Held | Q1 2026 | |
| 7 | Magnetar Financial LLC | $103 | 10 | ▲New +10 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.
No Form 4 insider transactions on file yet.
| Class | 13F holders | Value held |
|---|---|---|
| HCMAORD SHS CL A | 36 funds | $154.5M |
| HCMAWWarrant | 28 funds | $3.0M |
| HCMAUthis pageUnit | 10 funds | $12.2M |
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 |
|---|---|---|
| CANTOR EQUITY PARTNERS-CL ACEPV | 10 funds | $24.5M |
| APPLE INCAAPL | 9 funds | $1.3B |
| CANTOR EQUITY PARTNERS-CL ACEPF | 9 funds | $26.2M |
| AMAZON.COM INCAMZN | 8 funds | $1.4B |
| MICROSOFT CORPMSFT | 8 funds | $1.2B |
| META PLATFORMS INC-CLASS AMETA | 8 funds | $1.0B |
| CANTOR EQUITY PARTNERS III-ACAEP | 8 funds | $14.4M |
| SPOTIFY TECHNOLOGY SASPOT | 7 funds | $150.1M |
| ARISTA NETWORKS INCANET | 7 funds | $46.1M |
| GRAF GLOBAL CORP-CL AGRAF | 7 funds | $41.3M |
| CAL REDWOOD ACQUISIT-CL ACRAQ | 7 funds | $30.0M |
| ARMADA ACQUISITION -CLASS AXRPN | 7 funds | $26.3M |
Ranked by how many of HCMAU'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 HCMAU. 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.