OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

P $110.00 Put

P261120P00110000

Latest saved OI580Oct 23, 2026
Last change+39vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
P $110.00 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. 5802900 2026-10-02: 411 OI2026-10-05: 427 OI2026-10-06: 412 OI2026-10-07: 430 OI2026-10-08: 430 OI2026-10-09: 444 OI2026-10-13: 464 OI2026-10-14: 468 OI2026-10-15: 549 OI2026-10-16: 540 OI2026-10-21: 541 OI2026-10-23: 580 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, 2026580+39
Oct 21, 2026Viewing541+1
Oct 16, 2026540-9
Oct 15, 2026549+81
Oct 14, 2026468+4
Oct 13, 2026464+20
Oct 09, 2026444+14
Oct 08, 20264300
Oct 07, 2026430+18
Oct 06, 2026412-15
Oct 05, 2026427+16
Oct 02, 2026411No prior observation