AI agents call xbrl_edgar_insider_trades to retrieve information from Arelle without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a read-only data retrieval tool that queries publicly disclosed SEC filings. While insider trading data is sensitive financial information, the tool itself only accesses already-public regulatory data without side effects, modifications, or the ability to trigger transactions. The blast radius of misuse is limited to information disclosure of data already in the public domain.
From the tool's definition The tool retrieves insider trading data from SEC Forms 3, 4, and 5—publicly available regulatory filings. The operation is purely data retrieval ("Get") with no modification, creation, deletion, or external action triggered.
Attacks that exploit this kind of access
Get insider trading data from SEC Forms 3, 4, 5. It is categorised as a Read tool in the Arelle MCP Server, which means it retrieves data without modifying state.
Register the Arelle MCP server in PolicyLayer and add a rule for xbrl_edgar_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 Arelle. Nothing to install.
xbrl_edgar_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 xbrl_edgar_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 xbrl_edgar_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.
xbrl_edgar_insider_trades is provided by the Arelle MCP server (thekinghippopotamus/arelle-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.
Teams ship this data inside their own products. See what a licence covers →