get_mutualfund_holders

Get mutual fund holders information for a given stock symbol.

SERVERYahoo Finance MCP Server SOURCEa05031113/yahoo-fianace-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade A, identity unverified Pull the record →

This record as markdown: /tools/a05031113-yahoo-fianace-mcp/get-mutualfund-holders.md

WHAT IT DOES

What get_mutualfund_holders does on Yahoo Finance MCP Server

AI agents call get_mutualfund_holders to retrieve information from Yahoo Finance MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why get_mutualfund_holders is rated Low

This tool queries and returns publicly available information about mutual fund holdings for a given stock ticker. It performs no write operations, does not execute code or commands, makes no financial transactions, and causes no side effects.

From the tool's definition Tool name 'get_mutualfund_holders' and description 'Get mutual fund holders information' indicate a data retrieval operation with no modification or deletion of data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_mutualfund_holders safely

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

get_mutualfund_holders Allowed

get_mutualfund_holders 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": {
    "get_mutualfund_holders": {}
  }
}

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

The button opens the PolicyLayer dashboard: create your workspace, connect Yahoo Finance MCP Server, apply this rule, and every get_mutualfund_holders call is checked against it from then on.

FAQ

Questions about get_mutualfund_holders

What does the get_mutualfund_holders tool do? +

Get mutual fund holders information for a given stock symbol. It is categorised as a Read tool in the Yahoo Finance MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_mutualfund_holders? +

Register the Yahoo Finance MCP Server MCP server in PolicyLayer and add a rule for get_mutualfund_holders: 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 Yahoo Finance MCP Server. Nothing to install.

What risk level is get_mutualfund_holders? +

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

Can I rate-limit get_mutualfund_holders? +

Yes. Add a rate_limit block to the get_mutualfund_holders 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 get_mutualfund_holders completely? +

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

get_mutualfund_holders is provided by the Yahoo Finance MCP Server MCP server (a05031113/yahoo-fianace-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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