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Contract OI history

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Jan 15, 2027 EXPIRATION

PFE $42.00 Call

PFE270115C00042000

Latest saved OI19,652Oct 23, 2026
Last change-80vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $42.00 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. 20,00510,0020 2026-10-02: 19,655 OI2026-10-05: 19,655 OI2026-10-06: 19,682 OI2026-10-07: 19,764 OI2026-10-08: 19,764 OI2026-10-09: 19,921 OI2026-10-13: 19,959 OI2026-10-14: 19,959 OI2026-10-15: 20,005 OI2026-10-16: 19,728 OI2026-10-21: 19,732 OI2026-10-23: 19,652 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, 2026Viewing19,652-80
Oct 21, 202619,732+4
Oct 16, 202619,728-277
Oct 15, 202620,005+46
Oct 14, 202619,9590
Oct 13, 202619,959+38
Oct 09, 202619,921+157
Oct 08, 202619,7640
Oct 07, 202619,764+82
Oct 06, 202619,682+27
Oct 05, 202619,6550
Oct 02, 202619,655No prior observation