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Contract OI history

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Nov 20, 2026 EXPIRATION

PFE $27.00 Call

PFE261120C00027000

Latest saved OI14,929Oct 23, 2026
Last change-209vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $27.00 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. 15,1427,5710 2026-10-02: 14,193 OI2026-10-05: 14,275 OI2026-10-06: 14,698 OI2026-10-07: 14,810 OI2026-10-08: 14,810 OI2026-10-09: 15,142 OI2026-10-13: 15,097 OI2026-10-14: 15,097 OI2026-10-15: 14,882 OI2026-10-16: 14,579 OI2026-10-21: 15,138 OI2026-10-23: 14,929 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, 2026Viewing14,929-209
Oct 21, 202615,138+559
Oct 16, 202614,579-303
Oct 15, 202614,882-215
Oct 14, 202615,0970
Oct 13, 202615,097-45
Oct 09, 202615,142+332
Oct 08, 202614,8100
Oct 07, 202614,810+112
Oct 06, 202614,698+423
Oct 05, 202614,275+82
Oct 02, 202614,193No prior observation