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Contract OI history

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Nov 06, 2026 EXPIRATION

PFE $29.50 Call

PFE261106C00029500

Latest saved OI1,905Oct 23, 2026
Last change+501vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $29.50 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. 1,9059520 2026-10-02: 137 OI2026-10-05: 296 OI2026-10-06: 343 OI2026-10-07: 758 OI2026-10-08: 758 OI2026-10-09: 929 OI2026-10-13: 995 OI2026-10-14: 995 OI2026-10-15: 1,173 OI2026-10-16: 1,191 OI2026-10-21: 1,404 OI2026-10-23: 1,905 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, 2026Viewing1,905+501
Oct 21, 20261,404+213
Oct 16, 20261,191+18
Oct 15, 20261,173+178
Oct 14, 20269950
Oct 13, 2026995+66
Oct 09, 2026929+171
Oct 08, 20267580
Oct 07, 2026758+415
Oct 06, 2026343+47
Oct 05, 2026296+159
Oct 02, 2026137No prior observation