OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

P $100.00 Put

P270115P00100000

Latest saved OI785Oct 23, 2026
Last change+116vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
P $100.00 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. 7853920 2026-10-02: 456 OI2026-10-05: 456 OI2026-10-06: 591 OI2026-10-07: 593 OI2026-10-08: 593 OI2026-10-09: 602 OI2026-10-13: 656 OI2026-10-14: 656 OI2026-10-15: 656 OI2026-10-16: 656 OI2026-10-21: 669 OI2026-10-23: 785 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, 2026785+116
Oct 21, 2026Viewing669+13
Oct 16, 20266560
Oct 15, 20266560
Oct 14, 20266560
Oct 13, 2026656+54
Oct 09, 2026602+9
Oct 08, 20265930
Oct 07, 2026593+2
Oct 06, 2026591+135
Oct 05, 20264560
Oct 02, 2026456No prior observation