IWMCOCT 13Open interest change
Open interest in IWM calls expiring Oct 13 rose 6,979 at the Oct 8 settlement
10,189 to 17,168 contracts between the Oct 7 and Oct 8 settlements, 68% of the prior figure.
IWMSettled
IWM put/call volume ratio held at 1.22 within 3 weeks, against 3.47 1 to 3 months out
As of , published from Oct 8, 2026, 16:11 ET. Source: Schwab options chain.
Within 3 weeks: 511,253 put and 420,014 call contracts. 1 to 3 months out: 259,486 put and 74,819 call contracts. By 15:56 ET on Oct 8, 2026. Tracked: up to 40 strikes around the money across 33 expirations.
Evidence
| Measure | Value |
|---|---|
| Calls within 3 weeks (contracts) | 420,014 |
| Puts within 3 weeks (contracts) | 511,253 |
| Calls 1 to 3 months out (contracts) | 74,819 |
| Puts 1 to 3 months out (contracts) | 259,486 |
| Put/call ratio within 3 weeks | 1.2x |
| Put/call ratio 1 to 3 months out | 3.5x |
| Near ratio / far ratio | 0.35x |
Why it fired
- Rule
- near (<= 21 days) put/call ratio >= 2.0 x or <= 1/2.0 x the 22-92 day ratio (absolute: baseline n 0 < 5); each side >= 1000
- Values that cleared it
- Near ratio / far ratio: 0.351
- Contracts traded behind each figure
- Far calls: 227; Far puts: 225; Near calls: 329; Near puts: 340
- Baseline
- median near/far put/call ratio tilt: not set yet
- Baseline window
- last 20 sessions
- Baseline n
- 0, so the fixed threshold applied
- Claim level
- 1, arithmetic on reported figures
What happened next
- Next settlement: Open interest in all IWM options rose 219,385 at the Oct 8 settlement, to 10,887,705.
- Expiry: Pending expiry.
More IWM snapshots, Oct 8, 2026
All IWM snapshots on the hub- IWMPNOV 13Open interest change
Open interest in IWM puts expiring Nov 13 rose 5,715 at the Oct 8 settlement
8,578 to 14,293 contracts between the Oct 7 and Oct 8 settlements, 67% of the prior figure.
- IWMP262NOV 20Volume vs open interest
IWM 262 puts expiring Nov 20 traded 7.0x their open interest
IWM puts expiring that date in the strikes we track traded 0.3x their open interest, by 15:56 ET on Oct 8, 2026. Tracked: up to 40 strikes around the money across 33 expirations.
- IWMPNOV 20Put/call by expiry
IWM puts expiring Nov 20 traded 4.5x the calls on that date
199,289 put and 43,970 call contracts by 15:56 ET on Oct 8, 2026. Est. premium $57.7M puts, $18.2M calls. Tracked: up to 40 strikes around the money across 33 expirations.
- IWMPNOV 6Put/call by expiry
IWM puts expiring Nov 6 traded 2.8x the calls on that date
11,625 put and 4,103 call contracts by 15:56 ET on Oct 8, 2026. Est. premium $3.6M puts, $1.6M calls. Tracked: up to 40 strikes around the money across 33 expirations.