SPX · PUTS · DEC 8Settled

Open interest in SPX puts expiring Dec 8 rose 14,608 at the Nov 10 settlement

As of Nov 10, 2026 settlement. Source: settlement open interest archive.

On the page at squawkflow.com/options-flow/2026-11-10/spx-puts-dec-8-2026-open-interest-change: the evidence table and the rule this settlement figure passed; and up to six other SPX snapshots from Nov 10, 2026.

4,265 to 18,873 contracts between the Nov 9 and Nov 10 settlements, 343% of the prior figure.

Evidence

The numbers behind this snapshot, Nov 10, 2026 settlement. Open interest change, not trades; it does not say which side opened or closed.
Measure	Value
Open interest, earlier settlement	4,265
Open interest, later settlement	18,873
Change (contracts)	+14,608
Change as a share of the earlier figure	343%
Earlier settlement	Nov 9, 2026
Later settlement	Nov 10, 2026
Days to expiry	28

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: 14,608; Change as a share of the earlier figure: 3.4251
Contracts traded behind each figure: Open interest changed: 74
Baseline: median absolute open interest change share, contracts 1 to 3 months out: 0.0465
Baseline window: last 20 sessions
Baseline n: 20
Claim level: 0, a reported fact

This snapshot is itself a settlement figure, so it has no follow-up of its own.

SPXCNOV 11Open interest change
Settled
Open interest in SPX calls expiring Nov 11 rose 67,292 at the Nov 10 settlement
62,670 to 129,962 contracts between the Nov 9 and Nov 10 settlements, 107% of the prior figure.
Source: settlement open interest archiveDetails