OITracker Cboe delayed data

Contract OI history

Back to INSW

Dec 18, 2026 EXPIRATION

INSW $90.00 Put

INSW261218P00090000

Latest saved OI334Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
INSW $90.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3411700 2026-10-02: 335 OI2026-10-05: 336 OI2026-10-06: 336 OI2026-10-07: 341 OI2026-10-08: 341 OI2026-10-09: 341 OI2026-10-13: 336 OI2026-10-14: 336 OI2026-10-15: 336 OI2026-10-16: 335 OI2026-10-21: 334 OI2026-10-23: 334 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

INSW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3340
Oct 21, 2026334-1
Oct 16, 2026335-1
Oct 15, 20263360
Oct 14, 20263360
Oct 13, 2026336-5
Oct 09, 20263410
Oct 08, 20263410
Oct 07, 2026341+5
Oct 06, 20263360
Oct 05, 2026336+1
Oct 02, 2026335No prior observation