OITracker Cboe delayed data

Contract OI history

Back to PFE

Jan 15, 2027 EXPIRATION

PFE $23.00 Put

PFE270115P00023000

Latest saved OI46,292Oct 23, 2026
Last change-68vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $23.00 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. 48,05624,0280 2026-10-02: 47,853 OI2026-10-05: 47,853 OI2026-10-06: 48,056 OI2026-10-07: 48,049 OI2026-10-08: 48,049 OI2026-10-09: 46,681 OI2026-10-13: 46,477 OI2026-10-14: 46,477 OI2026-10-15: 46,470 OI2026-10-16: 46,370 OI2026-10-21: 46,360 OI2026-10-23: 46,292 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, 2026Viewing46,292-68
Oct 21, 202646,360-10
Oct 16, 202646,370-100
Oct 15, 202646,470-7
Oct 14, 202646,4770
Oct 13, 202646,477-204
Oct 09, 202646,681-1,368
Oct 08, 202648,0490
Oct 07, 202648,049-7
Oct 06, 202648,056+203
Oct 05, 202647,8530
Oct 02, 202647,853No prior observation