MU · PUTS · OCT 7Settled

Open interest in MU puts expiring Oct 7 rose 11,150 at the Oct 6 settlement

As of Oct 6, 2026 settlement. Source: Cboe settlement open interest archive.

23,540 to 34,690 contracts between the Oct 5 and Oct 6 settlements, 47% of the prior figure.

Evidence

The numbers behind this snapshot, Oct 6, 2026 settlement. Open interest change, not trades; it does not say which side opened or closed.
Measure	Value
Open interest, earlier settlement	23,540
Open interest, later settlement	34,690
Change (contracts)	+11,150
Change as a share of the earlier figure	47%
Earlier settlement	Oct 5, 2026
Later settlement	Oct 6, 2026
Days to expiry	1

Rule: |change| >= 10000 or (>= 2000 and >= 50% of prior) (absolute: baseline n 4 < 5); prior OI >= 1000
Values that cleared it: Change: 11,150; Change as a share of the earlier figure: 0.4737
Contracts traded behind each figure: Open interest changed: 72
Baseline: median absolute open interest change share, contracts within a week: 0.5805
Baseline window: last 20 sessions
Baseline n: 4, so the fixed threshold applied
Claim level: 0, a reported fact

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

MUCOCT 7Open interest change
Settled
Open interest in MU calls expiring Oct 7 rose 32,784 at the Oct 6 settlement
28,066 to 60,850 contracts between the Oct 5 and Oct 6 settlements, 117% of the prior figure.
Source: Cboe settlement open interest archiveMU page Details