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 GPACU 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/GPACU"
Use Arkolith to show who owns GPACU, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Clear Street Group Inc. | $2.3M | 234K | ▼−6.2% Reduced · −16K sh | Q1 2026 | |
| 2 | Walleye Capital LLC | $1.0M | 100K | —Held | Q1 2026 | |
| 3 | BOOTHBAY FUND MANAGEMENT, LLC | $375K | 38K | —Held | Q1 2026 | |
| 4 | Jefferies Financial Group Inc. | $195K | 184K | —Held | Q1 2026 | |
| 5 | Magnetar Financial LLC | $4K | 394 | ▼−100% Reduced · −921K 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 |
|---|---|---|
| M3-BRIGADE ACQUISITION-CL AMBVI | 17 funds | $89.8M |
| CANTOR EQUITY PARTNERS-CL ACEPF | 17 funds | $65.8M |
| CANTOR EQUITY PARTNERS III-ACAEP | 17 funds | $55.8M |
| CANTOR EQUITY PARTNERS-CL ACEPV | 17 funds | $49.0M |
| ACTIVATE ENERGY ACQUISITIONAEAQU | 17 funds | $1.9M |
| BITCOIN INFRASTRUCTURE ACQUIBIXIW | 17 funds | $1.6M |
| EVOLUTION GLOBAL ACQUISITIONEVOXW | 17 funds | $1.5M |
| DRUGS MADE IN AMERICA ACQUISDMII | 16 funds | $123.9M |
| NEW PROVIDENCE ACQUISITION-ANPAC | 16 funds | $114.6M |
| EQV VENTURES ACQUISITION C-AEVAC | 16 funds | $97.2M |
| CRANE HARBOR ACQUISITIO-CL ACRAN | 16 funds | $84.8M |
| RANGE CAPITAL ACQUISIT CL ARNGT | 16 funds | $79.8M |
Ranked by how many of GPACU'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 GPACU. 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.