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Contract OI history

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Nov 20, 2026 EXPIRATION

A $145.00 Put

A261120P00145000

Latest saved OI134Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
A $145.00 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. 134670 2026-10-02: 121 OI2026-10-05: 123 OI2026-10-06: 124 OI2026-10-07: 124 OI2026-10-08: 124 OI2026-10-09: 127 OI2026-10-13: 132 OI2026-10-14: 132 OI2026-10-15: 133 OI2026-10-16: 133 OI2026-10-21: 134 OI2026-10-23: 134 OI Oct 02, 2026Oct 23, 2026

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

A contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1340
Oct 21, 2026134+1
Oct 16, 20261330
Oct 15, 2026133+1
Oct 14, 20261320
Oct 13, 2026132+5
Oct 09, 2026127+3
Oct 08, 20261240
Oct 07, 20261240
Oct 06, 2026124+1
Oct 05, 2026123+2
Oct 02, 2026121No prior observation