WFC · CALLS · DEC 18Settled

Open interest in WFC calls expiring Dec 18 fell 22,852 at the Oct 8 settlement

As of Oct 8, 2026 settlement. Source: Cboe settlement open interest archive.

103,185 to 80,333 contracts between the Oct 7 and Oct 8 settlements, 22% of the prior figure.

Evidence

The numbers behind this snapshot, Oct 8, 2026 settlement. Open interest change, not trades; it does not say which side opened or closed.
Measure	Value
Open interest, earlier settlement	103,185
Open interest, later settlement	80,333
Change (contracts)	-22,852
Change as a share of the earlier figure	-22%
Earlier settlement	Oct 7, 2026
Later settlement	Oct 8, 2026
Days to expiry	71

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: -22,852; Change as a share of the earlier figure: -0.2215
Contracts traded behind each figure: Open interest changed: 12
Baseline: median absolute open interest change share, contracts 1 to 3 months out: 0.0149
Baseline window: last 20 sessions
Baseline n: 16
Claim level: 0, a reported fact

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

WFCPJAN 19 '29Open interest change
Settled
Open interest in WFC puts expiring Jan 19, 2029 rose 5,248 at the Oct 8 settlement
3,328 to 8,576 contracts between the Oct 7 and Oct 8 settlements, 158% of the prior figure.
Source: Cboe settlement open interest archiveWFC page Details