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Contract OI history

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Dec 17, 2027 EXPIRATION

PFE $30.00 Put

PFE271217P00030000

Latest saved OI1,450Oct 23, 2026
Last change+71vs 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. 1,4507250 2026-10-02: 1,251 OI2026-10-05: 1,254 OI2026-10-06: 1,257 OI2026-10-07: 1,257 OI2026-10-08: 1,257 OI2026-10-09: 1,230 OI2026-10-13: 1,230 OI2026-10-14: 1,230 OI2026-10-15: 1,402 OI2026-10-16: 1,402 OI2026-10-21: 1,379 OI2026-10-23: 1,450 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, 2026Viewing1,450+71
Oct 21, 20261,379-23
Oct 16, 20261,4020
Oct 15, 20261,402+172
Oct 14, 20261,2300
Oct 13, 20261,2300
Oct 09, 20261,230-27
Oct 08, 20261,2570
Oct 07, 20261,2570
Oct 06, 20261,257+3
Oct 05, 20261,254+3
Oct 02, 20261,251No prior observation