Election 2026: what SPX options price for the Nov 4 session.Election 2026: what SPX options price

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SHOP · CALLS · DEC 18Settled

Open interest in SHOP calls expiring Dec 18 fell 20,383 at the Nov 4 settlement

As of . Source: settlement open interest archive.

On the page at squawkflow.com/options-flow/2026-11-04/shop-calls-dec-18-2026-open-interest-change: the evidence table and the rule this settlement figure passed; and up to six other SHOP snapshots from Nov 4, 2026.

80,527 to 60,144 contracts between the Nov 3 and Nov 4 settlements, 25% of the prior figure.

Evidence

The numbers behind this snapshot, Nov 4, 2026 settlement. Open interest change, not trades; it does not say which side opened or closed.
MeasureValue
Open interest, earlier settlement80,527
Open interest, later settlement60,144
Change (contracts)-20,383
Change as a share of the earlier figure-25%
Earlier settlementNov 3, 2026
Later settlementNov 4, 2026
Days to expiry44

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: -20,383; Change as a share of the earlier figure: -0.2531
Contracts traded behind each figure
Open interest changed: 24
Baseline
median absolute open interest change share, contracts 1 to 3 months out: 0.0071
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.

All SHOP snapshots on the hub