iShares MSCI USA Size Fac... (SIZE)
AMEX: SIZE
· Real-Time Price · USD
157.84
0.95 (0.61%)
At close: Aug 19, 2025, 3:59 PM
158.00
0.10%
After-hours: Aug 19, 2025, 04:34 PM EDT
SIZE Option Overview
Overview for all option chains of SIZE. As of August 15, 2025, SIZE options have an IV of 88.36% and an IV rank of 375.58%. The volume is 0 contracts, which is n/a of average daily volume of 0 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
88.36%IV Rank
375.58%Historical Volatility
12.06%IV Low
15.12% on Jan 16, 2025IV High
34.62% on Aug 14, 2025Open Interest (OI)
Today's Open Interest
407Put-Call Ratio
0Put Open Interest
0Call Open Interest
407Open Interest Avg (30-day)
20Today vs Open Interest Avg (30-day)
2035%Option Volume
Today's Volume
0Put-Call Ratio
0Put Volume
0Call Volume
0Volume Avg (30-day)
0Today vs Volume Avg (30-day)
n/aOption Chain Statistics
This table provides a comprehensive overview of all SIZE 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 |
| Aug 15, 2025 | 0 | 0 | 0 | 0 | 0 | 0 | 88.36% | 135 |
| Sep 19, 2025 | 0 | 0 | 0 | 1 | 0 | 0 | 27.18% | 124 |
| Oct 17, 2025 | 0 | 0 | 0 | 0 | 0 | 0 | 14.76% | 146 |
| Dec 19, 2025 | 0 | 0 | 0 | 20 | 0 | 0 | 20.38% | 115 |
| Jan 16, 2026 | 0 | 0 | 0 | 386 | 0 | 0 | n/a | 7 |
| Mar 20, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | 16.95% | 105 |