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

Free, no account. Daily levels are open data.
XLP · CALLS · DEC 18Settled

Open interest in XLP calls expiring Dec 18 rose 10,927 at the Oct 28 settlement

As of . Source: settlement open interest archive.

On the page at squawkflow.com/options-flow/2026-10-28/xlp-calls-dec-18-2026-open-interest-change: the evidence table and the rule this settlement figure passed; and up to six other XLP snapshots from Oct 28, 2026.

40,445 to 51,372 contracts between the Oct 27 and Oct 28 settlements, 27% of the prior figure.

Evidence

The numbers behind this snapshot, Oct 28, 2026 settlement. Open interest change, not trades; it does not say which side opened or closed.
MeasureValue
Open interest, earlier settlement40,445
Open interest, later settlement51,372
Change (contracts)+10,927
Change as a share of the earlier figure27%
Earlier settlementOct 27, 2026
Later settlementOct 28, 2026
Days to expiry51

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: 10,927; Change as a share of the earlier figure: 0.2702
Contracts traded behind each figure
Open interest changed: 18
Baseline
median absolute open interest change share, contracts 1 to 3 months out: 0.046
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 XLP snapshots on the hub