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Contract OI history

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Nov 20, 2026 EXPIRATION

A $170.00 Put

A261120P00170000

Latest saved OI1,096Oct 23, 2026
Last change+199vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
A $170.00 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. 1,0965480 2026-10-02: 10 OI2026-10-05: 19 OI2026-10-06: 26 OI2026-10-07: 27 OI2026-10-08: 27 OI2026-10-09: 113 OI2026-10-13: 144 OI2026-10-14: 144 OI2026-10-15: 144 OI2026-10-16: 149 OI2026-10-21: 897 OI2026-10-23: 1,096 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, 2026Viewing1,096+199
Oct 21, 2026897+748
Oct 16, 2026149+5
Oct 15, 20261440
Oct 14, 20261440
Oct 13, 2026144+31
Oct 09, 2026113+86
Oct 08, 2026270
Oct 07, 202627+1
Oct 06, 202626+7
Oct 05, 202619+9
Oct 02, 202610No prior observation