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Stock Peer Comparison Analysis

Professional Updated 2026.08.30

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Install @user_cc9425b3/jy-stock-peer-comparison according to https://skillhub.cn/install/skillhub.md.

About this skill

Problem It Solves

When researching a single stock, price charts and standalone financial statements rarely show where it ranks in its industry: whether valuation is stretched, whether profitability is improving, and whether capital flows or institutional sentiment are shifting. This skill reframes the question as a structured comparison between a target stock and comparable peers, producing conclusions that are easier to audit.

How It Works

The workflow is built around Gildata MCP data:
- Peer identification: uses tools such as StockBelongIndustry, StockBelongConcept, and IndustryConstituentStocks to resolve the target industry or concept, then selects 5-10 peer companies with similar market capitalization and business scope.
- Multi-dimensional comparison: fetches basic company information, three-year financials, valuation, recent market performance, fund flow, and institutional ratings, drawing on fields from FinancialStatement, StockValueAnalysis, RealStockFundFlow, and InstitutionalRating.
- Calculation and validation: cross-checks gross margin, net margin, ROE, three-year CAGR, and year-over-year growth, while reading currency and unit fields to prevent mixing A-share and HK-stock data or applying unauthorized currency conversion.
- Output: generates Markdown and HTML reports with sortable tables, citation anchors, a data-source appendix, and the disclaimer that the content is for reference only and not investment advice.

Boundaries and Caveats

This skill targets A-share and some HK-stock peer comparison, and depends on a configured MCP service and JY_API_KEY. Data has different refresh frequencies: market data is real-time, valuation is T+1, and financials update 1-2 business days after quarterly or annual reports. New listings, missing fields, currency differences, and accounting standard differences should be interpreted carefully according to the notes in the report.

Use Cases

  • When selecting stocks in the baijiu sector, compare Moutai, Wuliangye, and peers on valuation and profitability in one table.
  • Diagnose whether a held stock lags sector leaders by pulling three-year revenue, net profit, and ROE with CAGR.
  • Explain why a stock underperforms peers by comparing 5/20/60-day returns, turnover, and main or northbound fund flows.
  • Prepare an equity research update by summarizing institutional ratings, target prices, and research visit frequency with source citations.

Best For

  • Buy-side analysts who need to track a stock’s relative position in its sector and produce auditable comparison tables.
  • Quantitative analysts who must reconcile financial account codes, YoY growth, and margin calculations before review.
  • Research support staff who compile valuation, fund flow, and institutional ratings into investment meeting notes.
  • Financial data engineers comparing A-share and HK-stock peers while preserving currency and unit fields.