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Contract OI history

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Oct 30, 2026 EXPIRATION

PFE $31.00 Call

PFE261030C00031000

Latest saved OI2,518Oct 23, 2026
Last change+437vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $31.00 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. 2,5181,2590 2026-10-02: 386 OI2026-10-05: 429 OI2026-10-06: 715 OI2026-10-07: 715 OI2026-10-08: 715 OI2026-10-09: 708 OI2026-10-13: 707 OI2026-10-14: 707 OI2026-10-15: 818 OI2026-10-16: 1,258 OI2026-10-21: 2,081 OI2026-10-23: 2,518 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, 2026Viewing2,518+437
Oct 21, 20262,081+823
Oct 16, 20261,258+440
Oct 15, 2026818+111
Oct 14, 20267070
Oct 13, 2026707-1
Oct 09, 2026708-7
Oct 08, 20267150
Oct 07, 20267150
Oct 06, 2026715+286
Oct 05, 2026429+43
Oct 02, 2026386No prior observation