How to connect ChatGPT, Claude, Copilot and Grok to FactSet Ownership
Add the Bigdata MCP server to ChatGPT, Claude, Microsoft Copilot, Grok or your own agent, then ask questions that need FactSet Ownership data, with every answer cited.
See what your agent gets back
Example answer from an AI agent connected to Bigdata.com. Every claim cites its source.
Who are the top 10 institutional holders of Microsoft and how did their positions change last quarter?
FactSetPaste this prompt into your agent with Bigdata.com connected to get a cited answer.
What's covered
Holder positions
Institutional, mutual fund and stakeholder holdings in global equities and fixed income, with history for active and terminated securities and holders.
Insider transactions
Insider transaction records and unadjusted history that show positions as originally reported.
Free float
Float data that measures the shares actually available to trade in the market.
Holder entities
Shareholder identification and entity relationships that let institutions and managers be aggregated correctly.
Cited answers
Answers say which data they draw on.
About FactSet Ownership
On Bigdata.com it comes through FactSet's structured data endpoints, alongside FactSet Transcripts. Connect it through the Bigdata MCP server and your agent can pull FactSet Ownership data into its answers and say where each figure came from.
About FactSet
FactSet is a financial data and analytics company. Bigdata.com carries its transcripts and, through its structured data endpoints, FactSet data sets such as fundamentals, estimates, prices, ownership, events, people and M&A.
Connect FactSet Ownership to your agent
Add the Bigdata MCP server
Add Bigdata.com as a connector in Claude, ChatGPT, Microsoft Copilot or your own agent.
https://mcp.bigdata.com/Ask with these tools
Your agent uses these MCP tools to search this source and cite what it finds.
bigdata_searchSearch licensed news, filings, transcripts and research. Returns cited passages with timestamps and sources.bigdata_company_tearsheetCheck your access
Available as an add-onAvailable as an add-on to your Bigdata.com plan. Ask our team to add it, then connect through the Bigdata MCP server or API.
Frequently asked questions
Can ChatGPT access FactSet Ownership?
Yes, through the Bigdata MCP server, once FactSet data is part of your Bigdata.com access.
How do I connect ChatGPT, Claude, Copilot or Grok to FactSet Ownership?
Add the Bigdata MCP server to ChatGPT, Claude, Microsoft Copilot or Cursor and sign in. For Grok, add it as a remote MCP tool in the xAI API, using a Bigdata API key. Then ask in plain language. Answers say which data they use.
What is FactSet Ownership?
Share ownership data for equities and fixed income securities worldwide, covering institutions, mutual funds, stakeholders, insiders and free float, compiled from company and institutional filings, investor reports and press releases.
How does FactSet Ownership reach Bigdata.com?
Through FactSet's structured data endpoints, the same route as FactSet's other data sets on Bigdata.com.
Is it included in my subscription?
It's available as an add-on to your Bigdata.com plan. Contact sales@bigdata.com to add it.
Start building with Bigdata.com
Connect through the Bigdata MCP server or API. Every answer cites its source.
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