OITracker Cboe delayed data

Contract OI history

Back to PFE

Jan 15, 2027 EXPIRATION

PFE $26.00 Call

PFE270115C00026000

Latest saved OI4,360Oct 23, 2026
Last change-9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $26.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4,4232,2110 2026-10-02: 4,415 OI2026-10-05: 4,415 OI2026-10-06: 4,393 OI2026-10-07: 4,387 OI2026-10-08: 4,387 OI2026-10-09: 4,423 OI2026-10-13: 4,397 OI2026-10-14: 4,397 OI2026-10-15: 4,382 OI2026-10-16: 4,380 OI2026-10-21: 4,369 OI2026-10-23: 4,360 OI Oct 02, 2026Oct 23, 2026

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

PFE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4,360-9
Oct 21, 20264,369-11
Oct 16, 20264,380-2
Oct 15, 20264,382-15
Oct 14, 20264,3970
Oct 13, 20264,397-26
Oct 09, 20264,423+36
Oct 08, 20264,3870
Oct 07, 20264,387-6
Oct 06, 20264,393-22
Oct 05, 20264,4150
Oct 02, 20264,415No prior observation