iShares MSCI USA Size Factor SIZE 177.9 1.54 0.87%
SIZE Options Volume by Strike
SIZE (iShares MSCI USA Size Factor): Compare call and put contract volume across strikes to see where activity is concentrated. Free delayed preview.
ATM IV
0.142
Put Call Ratio (OI)
Put Call Ratio (Vol)
IV Rank
26.5
IV Percentile
35.4
Max Pain
179
Volume distribution (2026-09-21)
View values by strike
| Strike | Calls | Puts |
|---|---|---|
| 165.00 | 0 | 1 |
| 179.00 | 0 | 40 |