Breadth Chart Analyst
Turn uploaded market breadth charts into structured S&P 500 breadth reports with tactical and strategic outlooks.
Overview
Breadth Chart Analyst is an agent skill for the Grow phase that formats S&P 500 breadth chart readings into a tactical and strategic trading report.
Install
npx skills add https://github.com/tradermonty/claude-trading-skills --skill breadth-chart-analystWhat is this skill?
- Structured report template with executive summary and dual outlooks (strategic vs tactical)
- Chart 1 focus: S&P 500 breadth index with 8-day and 200-day moving averages
- Explicit peak (73%) and trough (23%) threshold interpretation tables
- Week-by-week trajectory emphasis on the rightmost 3–5 data points
- Overall recommendation bucket: Aggressive Long through Short
- 73% peak threshold and 23% trough threshold in Chart 1 framework
- Critical focus on rightmost 3–5 data points for latest trend
- 8-day MA (orange) and 200-day MA (green) metric table
Adoption & trust: 607 installs on skills.sh; 1.8k GitHub stars; 2/3 security scanners passed (skills.sh audits).
What problem does it solve?
You have breadth charts but no consistent framework to translate moving-average participation into actionable bullish, bearish, or neutral calls.
Who is it for?
Independent traders documenting S&P 500 breadth index charts who want repeatable narrative analysis from their coding agent.
Skip if: Long-term investors ignoring breadth, builders seeking automated live data feeds, or anyone treating the report as regulated investment advice.
When should I use this skill?
You upload or reference S&P 500 breadth charts and want a Market Breadth Analysis Report with strategic and tactical outlooks.
What do I get? / Deliverables
You get a filled Market Breadth Analysis Report with metric tables, trend alignment, and an overall recommendation from Defensive to Aggressive Long.
- Market Breadth Analysis Report (Markdown-style sections)
- Strategic and tactical outlook plus overall recommendation label
Recommended Skills
Journey fit
Interpreting breadth data supports Grow decisions on positioning, risk, and timing rather than initial product coding. Breadth metrics are analytics: measuring participation, extremes, and trend alignment for action plans.
How it compares
A structured chart-read template—not a backtesting CLI, broker API integration, or portfolio execution skill.
Common Questions / FAQ
Who is breadth-chart-analyst for?
Solo traders and small teams using Claude trading skills who analyze market breadth visuals and want standardized written conclusions.
When should I use breadth-chart-analyst?
During Grow analytics when you have Chart 1 (200-day MA breadth) or related uploads and need strategic/tactical outlooks before adjusting exposure.
Is breadth-chart-analyst safe to install?
It is analysis-only over user-provided charts; review the Security Audits panel on this page and never trade on agent output without your own verification.
SKILL.md
READMESKILL.md - Breadth Chart Analyst
# Market Breadth Analysis Report **Analysis Date**: [YYYY-MM-DD] **Analyst**: Claude Breadth Chart Specialist **Charts Analyzed**: [Chart 1 only / Chart 2 only / Both Charts] --- ## Executive Summary [Brief 2-4 sentence overview of the key findings from the breadth analysis] **Strategic Outlook**: [Bullish / Bearish / Neutral] **Tactical Outlook**: [Bullish / Bearish / Neutral] **Overall Recommendation**: [Aggressive Long / Moderate Long / Neutral / Defensive / Short] --- # Chart 1: S&P 500 Breadth Index (200-Day MA Based) ## Current Readings **Date of Latest Data**: [Latest date visible on chart] ### Key Metrics | Metric | Current Value | Interpretation | |--------|---------------|----------------| | 8-Day MA (Orange) | [X.XX / XX%] | [Above/Below/At threshold] | | 200-Day MA (Green) | [X.XX / XX%] | [Above/Below/At threshold] | | Distance from 73% Peak Threshold | [+/- XX%] | [Overheated / Normal / Oversold] | | Distance from 23% Trough Threshold | [+/- XX%] | [Extreme Oversold / Normal / Elevated] | ### Trend Direction - **8MA Slope**: [Rising / Falling / Flat] - [Brief description of trajectory] - **200MA Slope**: [Rising / Falling / Flat] - [Brief description of trajectory] - **Trend Alignment**: [Both Rising / Both Falling / Diverging / Mixed] ### Latest Data Point Trend Analysis (CRITICAL) **Focus: Rightmost 3-5 Data Points** **8MA Recent Trajectory** (Week-by-Week from trough/recent period to present): - **Current Level** (Week 0): [XX%] - **1 Week Ago** (Week -1): [XX%] - Change: [+/-XX%] - **2 Weeks Ago** (Week -2): [XX%] - Change: [+/-XX%] - **3 Weeks Ago** (Week -3): [XX%] - Change: [+/-XX%] **Consecutive Period Analysis**: - Consecutive Increases: [X periods] - Consecutive Decreases: [X periods] - Current Momentum: [Accelerating Up / Steady Up / Decelerating / Turning Down / Falling] **CURRENT Slope Determination** (based on latest edge): - [ ] Rising: Latest value higher than previous 2-3 points with upward curvature - [ ] Falling: Latest value lower than previous 2-3 points with downward curvature - [ ] Flat: Latest value approximately equal to previous points (±2-3%) **Failed Reversal Check** (if trough recently formed): - [ ] Has 8MA rolled over after initial bounce? - [ ] Has 8MA declined for 1-2+ consecutive periods after rising? - [ ] Has 8MA failed to reach 55-60% before turning down? **Conclusion**: The 8MA is [CURRENTLY RISING / CURRENTLY FALLING / FLAT] based on the rightmost data points. ## Signal Status ### Recent Signal Markers **8MA Troughs (Purple ▼)**: - Most Recent: [Date] at [XX%] - Status: [X days/weeks since trough] - Reversal Confirmed: [Yes / No / Developing] **200MA Troughs (Blue ▼)**: - Most Recent: [Date] at [XX%] - Significance: [Major cycle low / Historical context] **200MA Peaks (Red ▲)**: - Most Recent: [Date] at [XX%] - Status: [X days/weeks since peak] - Implications: [Exit signal active / Historical peak] ### Active Signals **Current Strategy Signal**: [CONFIRMED BUY / DEVELOPING BUY / FAILED REVERSAL / SELL / HOLD / WAIT] **Signal Classification**: - **CONFIRMED BUY**: Trough formed + 2-3 consecutive increases + CURRENTLY rising → ENTER LONG - **DEVELOPING BUY**: Trough formed + < 2 consecutive increases → WAIT, MONITOR - **FAILED REVERSAL**: Trough formed + initially rose + now declining → DO NOT ENTER - **SELL**: 200MA peak formed → EXIT LONG - **HOLD**: Already long, no exit signal → MAINTAIN POSITION - **WAIT**: No trough, or waiting for new trough after failed reversal → STAY FLAT [Detailed explanation of why this signal status is assigned, including specific reference to Latest Data Point Trend Analysis findings] ## Market Regime Assessment **Current Regime**: [Healthy Bull Market / Overheated Bull Market / Market Top/Distribution / Bear Market/Correction / Capitulation/Extreme Oversold / Early Recovery] ### Regime Characteristics [Detailed description of the current market regime, including:] - Key observations supporting this classification