Vanguard Mid-Cap ETF (VO)
AMEX: VO
· Real-Time Price · USD
290.71
5.40 (1.89%)
At close: Aug 22, 2025, 3:59 PM
293.48
0.95%
After-hours: Aug 22, 2025, 06:02 PM EDT
VO Option Overview
Overview for all option chains of VO. As of August 23, 2025, VO options have an IV of 18.59% and an IV rank of 6.37%. The volume is 94 contracts, which is 408.7% of average daily volume of 23 contracts. The volume put-call ratio is 1.94, indicating a bearish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
18.59%IV Rank
6.37%Historical Volatility
12.08%IV Low
15.45% on Feb 24, 2025IV High
64.77% on Jun 27, 2025Open Interest (OI)
Today's Open Interest
918Put-Call Ratio
0.39Put Open Interest
259Call Open Interest
659Open Interest Avg (30-day)
735Today vs Open Interest Avg (30-day)
124.9%Option Volume
Today's Volume
94Put-Call Ratio
1.94Put Volume
62Call Volume
32Volume Avg (30-day)
23Today vs Volume Avg (30-day)
408.7%Option Chain Statistics
This table provides a comprehensive overview of all VO options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Sep 19, 2025 | 11 | 44 | 4 | 93 | 48 | 0.52 | 18.59% | 280 |
| Oct 17, 2025 | 3 | 0 | 0 | 378 | 114 | 0.3 | 18.3% | 260 |
| Jan 16, 2026 | 4 | 18 | 4.5 | 176 | 97 | 0.55 | 16.04% | 280 |
| Apr 17, 2026 | 14 | 0 | 0 | 12 | 0 | 0 | 15.24% | 205 |