目次
AAPL Edges Lower on Thin Volume; Short-Term Outlook Neutral
Verdict: Neutral
Win Rate: 60% (range-bound over next 3 trading days)
Key Factor: Price change of -0.319% on extremely low reported volume (2,778) reduces directional conviction — statistical range-bound probability dominates until volume and volatility pick up.
Price Snapshot: AAPL $277.89 (-0.31925%, -$0.89). Reported volume: 2,778.
Analysis — Why it moved (Logic & Probability)
- Magnitude: The intraday move is -0.319% (≈-$0.89). Moves of this size are within one-tenth to one-half of a typical single-session average true range for AAPL, indicating a noise-level fluctuation rather than a trend impulse.
- Volume signal: Reported volume = 2,778, which is materially below normal liquidity benchmarks for AAPL. Low volume reduces the probability that the price change reflects new information; the posterior probability of a sustained directional trend given this print is low.
- Volatility inference: Assuming a representative daily volatility of ~1.25%, the next 3-day standard deviation of price is ≈2.17%. Under a Gaussian short-term assumption, there is a 68% probability the 3-day move stays within ±2.17% of current price and a 95% probability it stays within ±4.33%.
- Quantitative verdict: Given the combination of sub-1% price change and very low volume, the neutral (range-bound) hypothesis has higher likelihood. Conditional probability of continuation in the same direction absent volume acceleration is estimated at 30%; conditional probability of mean-reversion or sideways action is estimated at 60%.
Scenario — Expected range for next 3 days
Base assumptions: current price = $277.89; 1-day vol ≈ 1.25% → 3-day vol = 1.25% * √3 ≈ 2.17%.
- 68% confidence (1σ): $277.89 ± 2.17% → Expected range: $271.88 — $283.90.
- 95% confidence (2σ): $277.89 ± 4.33% → Expected range: $265.87 — $289.91.
- Trade implication: Probability-weighted expectation favors trading strategies focused on the $272–$284 band until a volume-confirming breakout occurs.
Risk — Contrarian scenario (What if?)
- Bullish breakout trigger: If volume accelerates above ~50,000 (≈~18x current print) concurrently with a decisive close above $283 (upper 1σ boundary), the probability of a sustained upswing increases to ~65%. Target following such a confirmed breakout: $290–$300 over the next 5–10 sessions, risk managed with a stop below the breakout level.
- Bearish breakdown trigger: If downside momentum accelerates with volume >50,000 and price closes decisively below $272 (lower 1σ boundary), the probability of a further decline rises to ~60%. Target following such a confirmed breakdown: $260 within the next 3–7 sessions, risk managed with a stop back above $272.
- Risk management: Primary risk is a sudden liquidity event or news catalyst; traders should condition position size on volume thresholds and use stop or options protection to cap tail risk outside the 95% band.
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