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Contract OI history

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Nov 20, 2026 EXPIRATION

P $155.00 Put

P261120P00155000

Latest saved OI171Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
P $155.00 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. 187930 2026-10-02: 2 OI2026-10-05: 2 OI2026-10-06: 2 OI2026-10-07: 7 OI2026-10-08: 7 OI2026-10-09: 81 OI2026-10-13: 135 OI2026-10-14: 187 OI2026-10-15: 182 OI2026-10-16: 173 OI2026-10-21: 173 OI2026-10-23: 171 OI Oct 02, 2026Oct 23, 2026

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

P contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026171-2
Oct 21, 2026Viewing1730
Oct 16, 2026173-9
Oct 15, 2026182-5
Oct 14, 2026187+52
Oct 13, 2026135+54
Oct 09, 202681+74
Oct 08, 202670
Oct 07, 20267+5
Oct 06, 202620
Oct 05, 202620
Oct 02, 20262No prior observation