Signal8: SEC filings, insider trading and dilution data for traders and AI agents
Form 4 insider trades, 13F institutional holdings, congressional STOCK Act trades, dilution and reverse splits, read from the filings.
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signal8-mcp gives any Model Context Protocol client 113 read-only tools over SEC EDGAR filings, insider trading, 13F holdings, congress trading and stock dilution data.
- Hosted:
https://mcp.signal8.ai/mcp(Streamable HTTP, sign in with your Signal8 account or use an API key) - Local:
npx -y @signal8ai/mcp(npm) - Official MCP Registry:
ai.signal8/mcp
- Insider trading: Form 4 buys and sells, cluster buys and insider positions
- Institutional holdings: 13F filings and quarter-over-quarter position changes
- Congress trading: STOCK Act disclosures from members of Congress and the executive branch, plus FEC campaign finance
- Dilution: warrants, convertibles, ATM offerings, shelf registrations, baby shelf capacity and cash runway
- Corporate events: reverse splits, trading halts, uplistings, delisting notices and material 8-Ks
DilutionScan · SplitScanner · CongressScan · InsiderScanner · TrialScanner
- signal8-mcp: the MCP server (TypeScript, MIT)
- n8n-nodes-signal8: n8n community node for the Signal8 API
Built for traders who read filings.