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Contract OI history

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Dec 18, 2026 EXPIRATION

PFE $32.00 Call

PFE261218C00032000

Latest saved OI17,627Oct 23, 2026
Last change+55vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $32.00 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. 17,6278,8130 2026-10-02: 11,336 OI2026-10-05: 11,325 OI2026-10-06: 11,263 OI2026-10-07: 11,355 OI2026-10-08: 11,355 OI2026-10-09: 11,589 OI2026-10-13: 11,636 OI2026-10-14: 11,636 OI2026-10-15: 16,872 OI2026-10-16: 17,071 OI2026-10-21: 17,572 OI2026-10-23: 17,627 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, 2026Viewing17,627+55
Oct 21, 202617,572+501
Oct 16, 202617,071+199
Oct 15, 202616,872+5,236
Oct 14, 202611,6360
Oct 13, 202611,636+47
Oct 09, 202611,589+234
Oct 08, 202611,3550
Oct 07, 202611,355+92
Oct 06, 202611,263-62
Oct 05, 202611,325-11
Oct 02, 202611,336No prior observation