# Open interest in SPCX calls expiring Oct 21 rose 44,896 at the Oct 20 settlement

As of the Oct 20, 2026 settlement: Open interest in SPCX calls expiring Oct 21 rose 44,896 at the Oct 20 settlement.
On the page at https://squawkflow.com/options-flow/2026-10-20/spcx-calls-oct-21-2026-open-interest-change: the evidence table and the rule this settlement figure passed; and up to six other SPCX snapshots from Oct 20, 2026.

50,719 to 95,615 contracts between the Oct 19 and Oct 20 settlements, 89% of the prior figure. Source: Cboe settlement open interest archive.

- Session: 2026-10-20
- Kind: Open interest change
- Status: Settled
- Expiry: 2026-10-21 (within a week)
- 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 within a week, last 20 sessions, n = 3, value 0.384

| Metric | Value |
|---|---:|
| changeShare | 0.8852 |
| daysToExpiry | 1 |
| openInterest | 95615 |
| openInterestChange | 44896 |
| priorOpenInterest | 50719 |
| priorSettlement | 2026-10-19 |
| settlement | 2026-10-20 |

## 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/2026-10-20

## Citation

Source: SquawkFlow, https://squawkflow.com/options-flow/2026-10-20/spcx-calls-oct-21-2026-open-interest-change
Retrieved: 2026-10-21 10:15 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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