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Contract OI history

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Oct 30, 2026 EXPIRATION

PFE $30.00 Put

PFE261030P00030000

Latest saved OI713Oct 23, 2026
Last change+463vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $30.00 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. 7133560 2026-10-02: 12 OI2026-10-05: 14 OI2026-10-06: 74 OI2026-10-07: 74 OI2026-10-08: 74 OI2026-10-09: 74 OI2026-10-13: 74 OI2026-10-14: 74 OI2026-10-15: 75 OI2026-10-16: 121 OI2026-10-21: 250 OI2026-10-23: 713 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, 2026Viewing713+463
Oct 21, 2026250+129
Oct 16, 2026121+46
Oct 15, 202675+1
Oct 14, 2026740
Oct 13, 2026740
Oct 09, 2026740
Oct 08, 2026740
Oct 07, 2026740
Oct 06, 202674+60
Oct 05, 202614+2
Oct 02, 202612No prior observation