GRAB 波动率 Grab Holdings Limited
IV30Implied volatility interpolated to a constant 30-day horizon from the expirations around it, so different stocks and dates can be compared fairly.46.5%
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.31.4%
HV6037.0%
IV − HV20价差
+15.1pt
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).
75
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.
3/60 已记录天数
Cboe delayed options data · 截至 15:35 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 |
|---|---|---|---|---|
| Sep 04, 2026 | 1 | 49.9% | — | ±2.9% |
| Sep 11, 2026 | 8 | 38.4% | +8.1pt | ±5.1% |
| Sep 18, 2026 | 15 | 44.4% | +0.1pt | ±7.6% |
| Sep 25, 2026 | 22 | 45.1% | -7.1pt | ±9.3% |
| Oct 02, 2026 | 29 | 46.6% | -5.4pt | ±10.9% |
| Oct 09, 2026 | 36 | 46.0% | +0.7pt | ±11.9% |
| Oct 16, 2026 | 43 | 47.4% | — | ±16.3% |
| Oct 23, 2026 | 50 | 52.9% | -13.6pt | ±16.0% |
| Jan 15, 2027 | 134 | 50.1% | -2.7pt | ±24.6% |
| Apr 16, 2027 | 225 | 47.4% | -3.6pt | ±30.6% |
| Jun 17, 2027 | 287 | 52.9% | -1.5pt | ±37.8% |
| Dec 17, 2027 | 470 | 52.1% | -3.6pt | ±47.1% |
| Jan 21, 2028 | 505 | 53.8% | -2.6pt | ±48.7% |
波动率微笑 — Oct 16, 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