IWM calls expiring that date in the strikes we track traded 0.3x their open interest, by 09:41 ET on Oct 26, 2026. Tracked: up to 40 strikes around the money across 33 expirations.
CStrike5.6x
Expiry0.31x
Evidence
The numbers behind this snapshot, Oct 26, 2026, 09:41 ET. Session volume from delayed options chain snapshots, published at least 15 minutes after capture. Totals cover the strikes captured around the money, not every listed strike. Not individual trades. Premium is an estimate: volume times the quote midpoint.
Measure
Value
Volume / prior open interest, this strike
5.6x
Volume / prior open interest, the expiry's tracked strikes
0.31x
Days to expiry
0
Why it fired
Rule
volume/prior OI >= 5.0 and >= 3.0 x this expiry's call volume/OI; prior OI >= 1000; volume >= 2000
Values that cleared it
Expiry ratio: 0.31; Ratio: 5.61
Contracts traded behind each figure
Expiry calls: 21
Baseline
this expiry's call volume/open interest, same session: 0.31
Baseline window
same expiry, same session (n = strikes with open interest)
The median is IWM's put/call volume ratio for contracts within a week over the last 12 sessions. 46,708 put and 26,726 call contracts by 15:36 ET on Oct 26, 2026. Tracked: up to 40 strikes around the money across 33 expirations.
The median is IWM's call/put volume ratio for contracts within a week over the last 12 sessions. 18,105 call and 4,418 put contracts by 15:21 ET on Oct 26, 2026. Tracked: up to 40 strikes around the money across 33 expirations.
The median is IWM's put/call volume ratio for contracts 1 to 3 months out over the last 12 sessions. 92,854 put and 8,424 call contracts by 10:16 ET on Oct 26, 2026. Tracked: up to 40 strikes around the money across 33 expirations.
The median is IWM's call/put volume ratio for contracts 1 to 3 weeks out over the last 12 sessions. 3,397 call and 515 put contracts by 10:06 ET on Oct 26, 2026. Tracked: up to 40 strikes around the money across 33 expirations.
The median is IWM's call/put volume ratio for contracts 1 to 3 weeks out over the last 12 sessions. 2,076 call and 534 put contracts by 10:06 ET on Oct 26, 2026. Tracked: up to 40 strikes around the money across 33 expirations.
Within 3 weeks: 53,457 put and 92,649 call contracts. 1 to 3 months out: 28,059 put and 7,840 call contracts. By 09:55 ET on Oct 26, 2026. Tracked: up to 40 strikes around the money across 33 expirations.