# Open interest in EWZ puts expiring Nov 20 rose 54,343 at the Oct 12 settlement

As of the Oct 12, 2026 settlement: Open interest in EWZ puts expiring Nov 20 rose 54,343 at the Oct 12 settlement. 876,401 to 930,744 contracts between the Oct 9 and Oct 12 settlements, 6% of the prior figure. Source: Cboe settlement open interest archive.

- Session: 2026-10-12
- Kind: Open interest change
- Status: Settled
- Expiry: 2026-11-20 (1 to 3 months)
- Rule: |change| >= 10000 or (>= 2000 and >= 50% of prior) (absolute: baseline n 3 < 5); prior OI >= 1000
- Baseline: median absolute open interest change share, contracts 1 to 3 months out, last 20 sessions, n = 3, value 0.0163

| Metric | Value |
|---|---:|
| changeShare | 0.062 |
| daysToExpiry | 39 |
| openInterest | 930744 |
| openInterestChange | 54343 |
| priorOpenInterest | 876401 |
| priorSettlement | 2026-10-09 |
| settlement | 2026-10-12 |

## What happened next

This snapshot is itself a settlement figure.

Caveat: Open interest change, not trades; it does not say which side opened or closed.

Session page: https://squawkflow.com/options-flow/2026-10-12

## Citation

Source: SquawkFlow, https://squawkflow.com/options-flow/2026-10-12/ewz-puts-nov-20-2026-open-interest-change
Retrieved: 2026-10-14 03:53 ET
Attribution: cite the page URL rather than a copied number. Levels are
recomputed every session, so a number without its date is wrong within a day.

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