Agent skill · data analytics · tradermonty
breadth-chart-analyst
This skill should be used when analyzing market breadth charts, specifically the S&P 500 Breadth Index (200-Day MA based) and the US Stock Market Uptrend Stock Ratio charts. Use this skill when the user provides breadth chart images for analysis, requests market breadth assessment, positioning strategy recommendations, or wants to understand medium-term strategic and short-term tactical market outlook based on breadth indicators. Also works WITHOUT chart images by fetching CSV data directly from public sources. All analysis and output are conducted in English.
Why this skill is useful
Provides domain-specific knowledge on market breadth analysis and generates structured markdown reports based on chart data.
What it needs
About 12k tokens when loaded. Last updated 2026-08-06. 2,581 stars on the source repository.
What this skill does
Breadth Chart Analyst Overview This skill enables specialized analysis of two complementary market breadth charts that provide strategic (medium to long-term) and tactical (short-term) market perspectives. Analyze breadth chart images to assess market health, identify trading signals based on backtested strategies, and develop positioning recommendations. All thinking and output are conducted exclusively in English. When to Use Use this skill when: User provides S&P 500 Breadth Index (200-Day MA based) chart images for analysis User provides US Stock Market Uptrend Stock Ratio chart images for analysis User requests market breadth assessment or market health evaluation User asks about medium-term strategic positioning based on breadth indicators User needs short-term tactical timing signals for swing trading User wants combined strategic and tactical market outlook User requests breadth analysis WITHOUT providing chart images (CSV data mode) Do NOT use this skill when: User asks about individual stock analysis (use us-stock-analysis skill instead) User needs sector rotation analysis without breadth charts (use sector-analyst skill instead) User wants news-based market analysis (use market-news-analyst skill instead) Prerequisites Chart Images Optional: CSV data from public sources is the PRIMARY data source; chart images provide supplementary visual context No API Keys Required: CSV data is fetched from public GitHub Pages; no external API subscriptions needed Language: All analysis and output conducted in English Output This skill generates markdown analysis reports saved to the reports/ directory: Chart 1 only: breadth200maanalysis[YYYY-MM-DD].md Chart 2 only: uptrendratioanalysis[YYYY-MM-DD].md Both charts: breadthcombinedanalysis[YYYY-MM-DD].md Reports include executive summaries, current readings, signal identification, scenario analysis with probabilities, and actionable positioning recommendations for different trader types. Core Principles 1. …
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills tradermonty/breadth-chart-analyst--895964