Low Risk

insider_trading

Get insider trading activity (SEC Form 4) for one or more stocks. Returns transactions with insider name, role, transaction type, shares, price, value, date, and net buying/selling sentiment summary. Args: symbols: Single ticker or comma-separated list (e.g., 'NVDA' or 'NVDA,PLTR,GOOG') days_back...

How to control insider_trading ↓

AI agents call insider_trading to retrieve information from Trading Skills without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

This tool queries and retrieves publicly available SEC filing data. It has no side effects, does not execute operations, does not create or modify data, and does not move money or initiate financial transactions. The low severity reflects minimal blast radius—an AI misusing this tool cannot cause harm beyond retrieving market-available information, which may inform but cannot execute trading decisions on its own.

From the tool's definition Tool retrieves SEC Form 4 insider trading activity data and returns transaction information (insider name, role, transaction type, shares, price, value, date, sentiment summary). The description uses retrieval language: 'Get', 'Returns'.

Documented attack patterns abuse exactly the kind of access insider_trading gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and Trading Skills, and nothing reaches the server without passing your rules. This is the rule we recommend for insider_trading:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "insider_trading": {}
  }
}

insider_trading is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Trading Skills — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Free to start. No card required.

Go deeper

What does the insider_trading tool do? +

Get insider trading activity (SEC Form 4) for one or more stocks. Returns transactions with insider name, role, transaction type, shares, price, value, date, and net buying/selling sentiment summary. Args: symbols: Single ticker or comma-separated list (e.g., 'NVDA' or 'NVDA,PLTR,GOOG') days_back: Trailing days to look back (default 90). It is categorised as a Read tool in the Trading Skills MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on insider_trading? +

Register the Trading Skills MCP server in PolicyLayer and add a rule for insider_trading: 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 Trading Skills. Nothing to install.

What risk level is insider_trading? +

insider_trading is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit insider_trading? +

Yes. Add a rate_limit block to the insider_trading 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.

How do I block insider_trading completely? +

Set action: deny in the PolicyLayer policy for insider_trading. 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.

What MCP server provides insider_trading? +

insider_trading is provided by the Trading Skills MCP server (staskh/trading_skills). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Trading Skills tool call.

Deterministic rules across all 35 Trading Skills tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

35 Trading Skills tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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