Yahoo Finance MCP Server

A Model Context Protocol (MCP) server that provides AI assistants with access to Yahoo Finance data via yfinance. Query stock information, financial news, sector rankings, and generate professional financial charts — all from your AI chat.

Features

• Stock Data — Company info, financials, valuation metrics, dividends, and trading data
• Analyst Data — Consensus targets, estimate/revision trends, recommendation history, and firm-level actions
• Financial Statements — Income statement and balance sheet with historical data (EBIT, Invested Capital, etc.)
• Financial News — Recent news articles and press releases for any ticker
• Search — Find stocks, ETFs, and news across Yahoo Finance
• Sector Rankings — Top ETFs, mutual funds, companies, growth leaders, and top performers by sector
• Price History — Historical OHLCV data as markdown tables or professional charts
• Chart Generation — Candlestick, VWAP, and volume profile charts returned as WebP images
• Options Data — Option chains with calls, puts, strike prices, IV, and expiration dates
• Ownership Data — Major holders, institutional investors, mutual fund holders, and insider transactions
• Fund Look-Through — ETF and mutual-fund holdings, asset classes, sectors, ratings, and operating details
• Screeners — Predefined, equity, mutual-fund, and ETF query trees

Tools

yfinance_get_ticker_info

Retrieve comprehensive stock data including company info, financials, trading metrics, and governance data.

Returns: JSON object with company details, price data, valuation metrics, trading info, dividends, financials, and performance indicators.

yfinance_get_analyst_price_targets

Fetch the current price and analyst consensus price targets for a stock.

Returns: JSON object with current, low, high, mean, and median price fields. Analyst coverage and available fields vary by symbol.

yfinance_get_analyst_estimates

Fetch analyst consensus estimates, revision momentum, recommendations, growth estimates, and earnings history.

Returns: Named arrays for available sections plus _metadata containing per-section row counts, truncation status, unavailable sections, and failed sections. A failure in one section does not discard successfully fetched sections.

yfinance_get_upgrades_downgrades

Fetch analyst upgrades, downgrades, initiations, reiterations, and price-target changes, newest first.

Returns: JSON object containing upgrades_downgrades records and _metadata with row counts and truncation status. Records can include:

• GradeDate: Date and time of the analyst action
• Firm: Analyst firm name
• ToGrade and FromGrade: New and previous ratings
• Action: Rating action
• priceTargetAction: Price-target action such as Raises, Lowers, or Maintains
• currentPriceTarget and priorPriceTarget: New and previous price targets

Available fields vary by symbol and analyst action.

yfinance_get_ticker_news

Fetch recent news articles and press releases for a specific stock.

Returns: JSON array of news items with title, summary, publication date, provider, URL, and thumbnail.

yfinance_search

Search Yahoo Finance for stocks, ETFs, and news articles.

Returns: Matching quotes and/or news results depending on search_type.

yfinance_get_top

Get top-ranked financial entities within a market sector.

Returns: JSON array of top entities with relevant metrics.

Supported Sectors

Basic Materials, Communication Services, Consumer Cyclical, Consumer Defensive, Energy, Financial Services, Healthcare, Industrials, Real Estate, Technology, Utilities

yfinance_screen

Run Yahoo Finance screeners using either predefined screener keys or custom query trees.

Returns: JSON screener response from Yahoo Finance, typically including quote rows and metadata.

Custom equity screener example:

{
  "query_type": "equity",
  "query": {
    "operator": "and",
    "operands": [
      { "operator": "gt", "operands": ["percentchange", 3] },
      { "operator": "eq", "operands": ["region", "us"] },
      { "operator": "gte", "operands": ["intradayprice", 5] },
      { "operator": "gt", "operands": ["dayvolume", 500000] }
    ]
  },
  "sort_field": "percentchange",
  "sort_asc": false,
  "size": 50
}

Custom ETF screener example:

{
  "query_type": "etf",
  "query": {
    "operator": "and",
    "operands": [
      { "operator": "eq", "operands": ["categoryname", "Large Blend"] },
      { "operator": "lte", "operands": ["annualreportnetexpenseratio", 0.2] }
    ]
  },
  "sort_field": "fundnetassets",
  "sort_asc": false,
  "size": 25
}

yfinance_screen_gappers

Run a purpose-built custom screener for opening-session bullish gappers.

Returns: JSON screener response from Yahoo Finance.

yfinance_get_price_history

Fetch historical price data and optionally generate technical analysis charts.

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