SPXCDEC 1Open interest change
Open interest in SPX calls expiring Dec 1 rose 2,812 at the Nov 5 settlement
2,744 to 5,556 contracts between the Nov 4 and Nov 5 settlements, 102% of the prior figure.
Source: settlement open interest archiveDetails
SPX · CALLS · APR 30 '27Settled
Open interest in SPX calls expiring Apr 30, 2027 rose 30,940 at the Nov 5 settlement
As of . Source: settlement open interest archive.
On the page at squawkflow.com/options-flow/2026-11-05/spx-calls-apr-30-2027-open-interest-change: the evidence table and the rule this settlement figure passed; and up to six other SPX snapshots from Nov 5, 2026.
1,282 to 32,222 contracts between the Nov 4 and Nov 5 settlements, 2413% of the prior figure.
Evidence
| Measure | Value |
|---|---|
| Open interest, earlier settlement | 1,282 |
| Open interest, later settlement | 32,222 |
| Change (contracts) | +30,940 |
| Change as a share of the earlier figure | 2413% |
| Earlier settlement | Nov 4, 2026 |
| Later settlement | Nov 5, 2026 |
| Days to expiry | 176 |
Why it fired
- Rule
- |change| >= 10000 or (>= 2000 and >= 50% of prior), and |change share| >= 2.0 x bucket median; prior OI >= 1000
- Values that cleared it
- Change: 30,940; Change as a share of the earlier figure: 24.1342
- Contracts traded behind each figure
- Open interest changed: 39
- Baseline
- median absolute open interest change share, contracts more than 3 months out: 0.0075
- Baseline window
- last 20 sessions
- Baseline n
- 20
- Claim level
- 0, a reported fact
What happened next
This snapshot is itself a settlement figure, so it has no follow-up of its own.