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. All analysis and output are conducted in English.
Why this skill is useful
Provides specialized analysis techniques and backtested strategies for interpreting market breadth charts that the AI wouldn't reliably generate on its own.
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. Core Principles 1. Dual-Timeframe Analysis: Combine strategic (Chart 1: 200MA Breadth) and tactical (Chart 2: Uptrend Ratio) perspectives 2. Backtested Strategy Focus: Apply proven systematic strategies based on historical patterns 3. Objective Signal Identification: Focus on clearly defined thresholds, transitions, and markers 4. English Communication: Conduct all analysis and generate all reports in English 5. Actionable Recommendations: Provide specific positioning guidance for different investor types Chart Types and Purposes Chart 1: S&P 500 Breadth Index (200-Day MA Based) Purpose: Medium to long-term strategic market positioning Key Elements: 8-Day MA (Orange Line): Short-term breadth trend, primary entry signal generator 200-Day MA (Green Line): Long-term breadth trend, primary exit signal generator Red Dashed Line (73%): Average peak level - market overheating threshold Blue Dashed Line (23%): Average 8MA trough level - extreme oversold, excellent buying opportunity Triangles: Purple ▼ = 8MA troughs (buy signal when reverses) Blue ▼ = 200MA troughs (major cycle lows) Red ▲ = 200MA peaks (sell signal) Pink Background: Downtrend periods Backtested Strategy: BUY: When 8MA reverses from a trough (especially below 23%) SELL: When 200MA forms a peak (typically near/above 73%) Result: Historically high performance, avoids bear markets Chart 2: US Stock Market - Uptrend Stock Ratio Purpose: Short-term tactical timing and swing trading Key Elements: Uptrend Stock Definition: Stocks above 200MA/50MA/20MA with positive 1-month performance Green Regions: Ma …
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills tradermonty/breadth-chart-analyst