Recent SEC Form 4 insider transactions for a US public company by ticker. Returns parsed transactions: insider name + relationship (director, officer/title, 10%+ owner), date, SEC transaction code (P=purchase, S=sale, A=grant, D=disposition, M=exercise, F=tax-withholding, G=gift), security title,...
AI agents call finance.insider-trades to retrieve information from Mcp without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and presents publicly available SEC insider trading disclosure data. While the data concerns financial transactions, the tool itself does not move money, execute trades, or commit financial obligations. It is purely informational (Read category). The low severity reflects that misuse (e.g., querying many tickers in sequence) causes no direct harm beyond consuming API quota.
From the tool's definition Returns parsed transactions from SEC Form 4 filings — a public data retrieval tool. The description uses only query language: 'Returns parsed transactions,' 'insider name,' 'date,' 'security title,' etc.
Attacks that exploit this kind of access
Recent SEC Form 4 insider transactions for a US public company by ticker. Returns parsed transactions: insider name + relationship (director, officer/title, 10%+ owner), date, SEC transaction code (P=purchase, S=sale, A=grant, D=disposition, M=exercise, F=tax-withholding, G=gift), security title, shares, price/share, total USD value, post-transaction balance, direct vs indirect ownership, derivative flag. It is categorised as a Read tool in the Mcp MCP Server, which means it retrieves data without modifying state.
Register the MCP server in PolicyLayer and add a rule for finance.insider-trades: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Mcp. Nothing to install.
finance.insider-trades is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the finance.insider-trades rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for finance.insider-trades. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
finance.insider-trades is provided by the MCP server (@2sio/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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