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Trading_skills spread-analysis

Analyze option spread strategies like vertical spreads, iron condors, straddles, strangles. Use when user asks about spreads, multi-leg strategies, vertical spread, iron condor, straddle, strangle, or strategy analysis.

install
source · Clone the upstream repo
git clone https://github.com/staskh/trading_skills
Claude Code · Install into ~/.claude/skills/
T=$(mktemp -d) && git clone --depth=1 https://github.com/staskh/trading_skills "$T" && mkdir -p ~/.claude/skills && cp -r "$T/.claude/skills/spread-analysis" ~/.claude/skills/staskh-trading-skills-spread-analysis && rm -rf "$T"
manifest: .claude/skills/spread-analysis/SKILL.md
source content

Spread Analysis

Analyze multi-leg option strategies.

Instructions

Note: If 

uv
is not installed or 
pyproject.toml
is not found, replace 
uv run python
with 
python
in all commands below.

uv run python scripts/spreads.py SYMBOL --strategy STRATEGY --expiry YYYY-MM-DD [options]

Strategies and Options

Vertical Spread (bull/bear call/put spread):

uv run python scripts/spreads.py AAPL --strategy vertical --expiry 2026-01-16 --type call --long-strike 180 --short-strike 185

Straddle (long call + long put at same strike):

uv run python scripts/spreads.py AAPL --strategy straddle --expiry 2026-01-16 --strike 180

Strangle (long call + long put at different strikes):

uv run python scripts/spreads.py AAPL --strategy strangle --expiry 2026-01-16 --put-strike 175 --call-strike 185

Iron Condor (sell strangle + buy wider strangle):

uv run python scripts/spreads.py AAPL --strategy iron-condor --expiry 2026-01-16 --put-short 175 --put-long 170 --call-short 185 --call-long 190

Output

Returns JSON with:

  • strategy
    - Strategy name and legs
  • cost
    - Net debit or credit
  • max_profit
    - Maximum potential profit
  • max_loss
    - Maximum potential loss
  • breakeven
    - Breakeven price(s)
  • probability
    - Estimated probability of profit (based on IV)

Explain the risk/reward and when this strategy is appropriate.

Dependencies

  • pandas
  • yfinance