BIDU 波动率 Baidu, Inc.
IV30Implied volatility interpolated to a constant 30-day horizon from the expirations around it, so different stocks and dates can be compared fairly.42.1%
HV20How much the stock actually moved, measured from daily closing prices over a past window (annualized). Compare with implied volatility to see what the options market priced versus what happened.24.0%
HV6040.4%
IV − HV20价差
+18.2pt
全市场百分位Where this IV30 ranks across all securities we cover today (a cross-sectional comparison, not the stock's own history).
58
自身历史百分位Where today's IV30 sits versus its own daily history — 80 means higher than roughly 80% of recorded observations for that period.
29/60 已记录天数
Cboe delayed options data · 截至 09:34 UTC · 计算方法说明
IV期限结构
各上市到期日的平值隐含波动率，以剩余天数为横轴绘制。
| 到期时间 | DTE | ATM IV | 25Δ 偏斜The IV gap between 25-delta puts and 25-delta calls for one expiration. Positive skew means downside protection is priced richer than upside exposure. | 隐含涨跌幅 |
|---|---|---|---|---|
| Oct 23, 2026 | 3 | 41.3% | -3.2pt | ±3.5% |
| Oct 30, 2026 | 10 | 36.3% | -1.3pt | ±5.1% |
| Nov 06, 2026 | 17 | 38.8% | -0.3pt | ±6.9% |
| Nov 13, 2026 | 24 | 39.4% | -4.7pt | ±8.3% |
| Nov 20, 2026 | 31 | 42.5% | -0.1pt | ±10.1% |
| Nov 27, 2026 | 38 | 44.4% | +1.5pt | ±11.6% |
| Dec 18, 2026 | 59 | 42.8% | -0.8pt | ±13.4% |
| Jan 15, 2027 | 87 | 42.6% | -3.7pt | ±16.7% |
| Mar 19, 2027 | 150 | 41.5% | -3.7pt | ±21.2% |
| Jun 17, 2027 | 240 | 42.3% | -1.9pt | ±27.2% |
| Sep 17, 2027 | 332 | 43.5% | -5.3pt | ±32.8% |
| Jan 21, 2028 | 458 | 44.0% | -2.3pt | ±38.7% |
波动率微笑 — Nov 20, 2026
各行权价的隐含波动率。向put倾斜（左侧更高）即为偏斜：下行保护的定价高于上行。
看涨期权看跌期权
隐含与已实现波动率，每日记录
IV30HV20