XLF · PUTS · NOV 20Settled

Open interest in XLF puts expiring Nov 20 rose 67,399 at the Oct 7 settlement

As of Oct 7, 2026 settlement. Source: Cboe settlement open interest archive.

374,482 to 441,881 contracts between the Oct 6 and Oct 7 settlements, 18% of the prior figure.

Evidence

The numbers behind this snapshot, Oct 7, 2026 settlement. Open interest change, not trades; it does not say which side opened or closed.
Measure	Value
Open interest, earlier settlement	374,482
Open interest, later settlement	441,881
Change (contracts)	+67,399
Change as a share of the earlier figure	18%
Earlier settlement	Oct 6, 2026
Later settlement	Oct 7, 2026
Days to expiry	44

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: 67,399; Change as a share of the earlier figure: 0.18
Contracts traded behind each figure: Open interest changed: 18
Baseline: median absolute open interest change share, contracts 1 to 3 months out: 0.0226
Baseline window: last 20 sessions
Baseline n: 17
Claim level: 0, a reported fact

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

XLFCNOV 20Open interest change
Settled
Open interest in XLF calls expiring Nov 20 rose 119,147 at the Oct 7 settlement
272,320 to 391,467 contracts between the Oct 6 and Oct 7 settlements, 44% of the prior figure.
Source: Cboe settlement open interest archiveXLF page Details