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Contract OI history

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Jun 17, 2027 EXPIRATION

PFE $23.00 Put

PFE270617P00023000

Latest saved OI13,801Oct 23, 2026
Last change+5vs 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. 13,8016,9000 2026-10-02: 13,641 OI2026-10-05: 13,789 OI2026-10-06: 13,790 OI2026-10-07: 13,789 OI2026-10-08: 13,789 OI2026-10-09: 13,789 OI2026-10-13: 13,790 OI2026-10-14: 13,790 OI2026-10-15: 13,793 OI2026-10-16: 13,793 OI2026-10-21: 13,796 OI2026-10-23: 13,801 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, 2026Viewing13,801+5
Oct 21, 202613,796+3
Oct 16, 202613,7930
Oct 15, 202613,793+3
Oct 14, 202613,7900
Oct 13, 202613,790+1
Oct 09, 202613,7890
Oct 08, 202613,7890
Oct 07, 202613,789-1
Oct 06, 202613,790+1
Oct 05, 202613,789+148
Oct 02, 202613,641No prior observation