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Contract OI history

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Nov 20, 2026 EXPIRATION

ASX $37.50 Put

ASX261120P00037500

Latest saved OI566Oct 23, 2026
Last change+345vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ASX $37.50 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. 5662830 2026-10-02: 48 OI2026-10-05: 65 OI2026-10-06: 75 OI2026-10-07: 86 OI2026-10-08: 90 OI2026-10-09: 94 OI2026-10-13: 94 OI2026-10-14: 94 OI2026-10-15: 113 OI2026-10-16: 122 OI2026-10-21: 221 OI2026-10-23: 566 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, 2026Viewing566+345
Oct 21, 2026221+99
Oct 16, 2026122+9
Oct 15, 2026113+19
Oct 14, 2026940
Oct 13, 2026940
Oct 09, 202694+4
Oct 08, 202690+4
Oct 07, 202686+11
Oct 06, 202675+10
Oct 05, 202665+17
Oct 02, 202648No prior observation