Chart & Technical · ISRG
Strategy Cup Tier for ISRG
AI-generated plain-English read of strategy cup tier for ISRG. Updated daily.
Marginal tier — borderline all around
moderateMarginal outperformance (an unknown margin) with weak statistical support. Neither the size of the edge nor its credibility is convincing — paper-trade before committing capital.
What will probably happen
- Marginal cup-2 edge: the strategy has some alpha but it may not survive real-world costs. Use only in combination with other filters.
- Walk-forward stability is high — the edge held up across multiple rolling out-of-sample windows, reducing the chance of parameter overfitting.
- 10-29 trades — the sample is thin. Percentile statistics are noisy and overfit risk is elevated.
What to do
- If you HOLD this stock and follow this strategy
- Marginal edge — keep position size small. This is a background strategy, not a core holding.
- If you're EVALUATING whether to use this strategy
- Marginal cup-2 grade — don't allocate real capital. The edge is too small to clear transaction costs reliably.
- If you trade OPTIONS on this strategy's signals
- Marginal cup-2 strategies are too noisy to anchor options trades. Avoid using signals as a primary directional bias.
Partial credibility — validation or sample size clears some bars but not all. Treat the read as indicative, not conclusive.
Technical details
Technical analysis
- Cup tier
- cup_2 (marginal)
- Robustness
- Stable
- Tier grade
- Marginal
- Trade count
- 26
- MC significant
- No
- Sample quality
- Small Sample
- Validation window
- —
- Statistical support
- Borderline
- Deflated Sharpe Ratio (DSR)
- 0.728
- Delta return vs buy-and-hold
- —
- Walk-forward stability score
- 1.86
Key levels
| Level | Value |
|---|---|
| dsr | 0.728 |
| cup tier | 2 |
| num trades | 26 |
| robustness score | 1.857 |
Caveats
- Cup tiers reflect val-window performance. Live forward returns may differ from backtest — even validated strategies have drawdown risk.