PERSHING SQUARE INC. — Investor Relations & Filings
Pershing Square Inc. is a US-based investment-advisory holding company that listed on NYSE under ticker PS on March 10, 2026. The company is the listed parent of Pershing Square Capital Management, the hedge-fund advisor founded by Bill Ackman in 2003. Pershing Square Inc. was formed in early 2026 by converting the prior Pershing Square Holdco, L.P. into a Nevada corporation in advance of the IPO.
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Market data
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PERSHING SQUARE INC. via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/66308/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=66308 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=66308 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=66308 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 66308}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for PERSHING SQUARE INC. (id: 66308)"
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