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 ADACU 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/ADACU"
Use Arkolith to show who owns ADACU, 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 | $5.0M | 500K | —Held | Q1 2026 | |
| 2 | BlueCrest Capital Management Ltd | $5.0M | 500K | —Held | Q1 2026 | |
| 3 | TIG Advisors, LLC | $4.0M | 400K | —Held | Q1 2026 | |
| 4 | PEAK6 LLC | $2.6M | 264K | ▲+156% Added · +161K sh | Q1 2026 | |
| 5 | Calamos Advisors LLC | $2.0M | 198K | —Held | Q1 2026 | |
| 6 | Westchester Capital Management, LLC | $1.5M | 150K | —Held | Q1 2026 | |
| 7 | Clear Street Group Inc. | $224K | 22K | ▼−89% Reduced · −181K sh | Q1 2026 | |
| 8 | Magnetar Financial LLC | $100 | 10 | ▼−100% Reduced · −1000K 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.
| Company | Co-held by | Combined value |
|---|---|---|
| IDEA ACQUISITION CORPIACOU | 20 funds | $122.1M |
| CANTOR EQUITY PARTNERS-CL ACEPV | 20 funds | $57.1M |
| MESHFLOW ACQUISITION CORPMESHU | 20 funds | $16.2M |
| DRUGS MADE IN AMERICA ACQUISDMII | 19 funds | $150.4M |
| HCM IV ACQUISITION CORPHACQU | 19 funds | $103.8M |
| PROCAP ACQUISITION CORP - APCAP | 19 funds | $74.6M |
| LAUNCHPAD CADENZA ACQUISITIOLPCVU | 19 funds | $27.5M |
| BLUEROCK ACQUISITION CORPBLRKU | 19 funds | $8.8M |
| ITHAX ACQUISITION CORP IIIITHAU | 19 funds | $7.7M |
| M3-BRIGADE ACQUISITION-CL AMBVI | 18 funds | $97.0M |
| CANTOR EQUITY PARTNERS-CL ACEPF | 18 funds | $82.2M |
| PIONEER ACQUISITION I-CL APACH | 18 funds | $78.3M |
Ranked by how many of ADACU'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 ADACU. 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.