OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

ASX $40.00 Put

ASX261120P00040000

Latest saved OI458Oct 23, 2026
Last change+30vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ASX $40.00 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. 4582290 2026-10-02: 37 OI2026-10-05: 47 OI2026-10-06: 79 OI2026-10-07: 85 OI2026-10-08: 112 OI2026-10-09: 120 OI2026-10-13: 186 OI2026-10-14: 189 OI2026-10-15: 197 OI2026-10-16: 242 OI2026-10-21: 428 OI2026-10-23: 458 OI Oct 02, 2026Oct 23, 2026

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

ASX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing458+30
Oct 21, 2026428+186
Oct 16, 2026242+45
Oct 15, 2026197+8
Oct 14, 2026189+3
Oct 13, 2026186+66
Oct 09, 2026120+8
Oct 08, 2026112+27
Oct 07, 202685+6
Oct 06, 202679+32
Oct 05, 202647+10
Oct 02, 202637No prior observation