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Contract OI history

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Nov 27, 2026 EXPIRATION

PFE $32.00 Call

PFE261127C00032000

Latest saved OI3,424Oct 23, 2026
Last change+1vs previous saved observation
Saved market days9Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $32.00 call open interest history 9 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 3,4241,7120 2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 0 OI2026-10-13: 172 OI2026-10-14: 172 OI2026-10-15: 179 OI2026-10-16: 253 OI2026-10-21: 3,423 OI2026-10-23: 3,424 OI Oct 07, 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, 2026Viewing3,424+1
Oct 21, 20263,423+3,170
Oct 16, 2026253+74
Oct 15, 2026179+7
Oct 14, 20261720
Oct 13, 2026172+172
Oct 09, 202600
Oct 08, 202600
Oct 07, 20260No prior observation