stocks.screener

Fundamental stock screener over SEC XBRL frames: filter/sort all filers by a concept (or a ratio of two concepts) for a period.

SERVERMcp SOURCE@2sio/mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-2s-io-mcp/stocks.screener.md

WHAT IT DOES

What stocks.screener does on Mcp

AI agents call stocks.screener to retrieve information from Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why stocks.screener is rated Low

stocks.screener is a querying and filtering tool that retrieves public SEC financial data to support stock analysis. It does not create, modify, delete, execute external operations, or move money. This is a straightforward Read operation with low severity since misuse would only result in inappropriate data queries, not financial transactions or data destruction.

From the tool's definition Tool filters and sorts stock data from SEC XBRL filings by fundamental concepts and ratios—a retrieval operation with no modification of data or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs stocks.screener safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For stocks.screener, this is the rule to start with:

stocks.screener Allowed

stocks.screener is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "stocks.screener": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp, apply this rule, and every stocks.screener call is checked against it from then on.

FAQ

Questions about stocks.screener

What does the stocks.screener tool do? +

Fundamental stock screener over SEC XBRL frames: filter/sort all filers by a concept (or a ratio of two concepts) for a period. It is categorised as a Read tool in the Mcp MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on stocks.screener? +

Register the MCP server in PolicyLayer and add a rule for stocks.screener: 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.

What risk level is stocks.screener? +

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

Can I rate-limit stocks.screener? +

Yes. Add a rate_limit block to the stocks.screener 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 stocks.screener completely? +

Set action: deny in the PolicyLayer policy for stocks.screener. 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 stocks.screener? +

stocks.screener 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.

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