TLT · PUTS · NOV 13Settled

Open interest in TLT puts expiring Nov 13 rose 8,011 at the Oct 8 settlement

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

15,624 to 23,635 contracts between the Oct 7 and Oct 8 settlements, 51% 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	15,624
Open interest, later settlement	23,635
Change (contracts)	+8,011
Change as a share of the earlier figure	51%
Earlier settlement	Oct 7, 2026
Later settlement	Oct 8, 2026
Days to expiry	36

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: 8,011; Change as a share of the earlier figure: 0.5127
Contracts traded behind each figure: Open interest changed: 21
Baseline: median absolute open interest change share, contracts 1 to 3 months out: 0.0365
Baseline window: last 20 sessions
Baseline n: 19
Claim level: 0, a reported fact

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

TLTCOCT 21Open interest change
Settled
Open interest in TLT calls expiring Oct 21 (2 weeks out) rose 9,749 at the Oct 8 settlement
12,936 to 22,685 contracts between the Oct 7 and Oct 8 settlements, 75% of the prior figure.
Source: Cboe settlement open interest archiveTLT page Details