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Contract OI history

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Jan 15, 2027 EXPIRATION

PFE $32.00 Call

PFE270115C00032000

Latest saved OI28,434Oct 23, 2026
Last change+527vs 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. 28,43414,2170 2026-10-02: 23,818 OI2026-10-05: 23,924 OI2026-10-06: 25,312 OI2026-10-07: 24,300 OI2026-10-08: 24,300 OI2026-10-09: 24,503 OI2026-10-13: 24,350 OI2026-10-14: 24,350 OI2026-10-15: 25,365 OI2026-10-16: 25,724 OI2026-10-21: 27,907 OI2026-10-23: 28,434 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, 2026Viewing28,434+527
Oct 21, 202627,907+2,183
Oct 16, 202625,724+359
Oct 15, 202625,365+1,015
Oct 14, 202624,3500
Oct 13, 202624,350-153
Oct 09, 202624,503+203
Oct 08, 202624,3000
Oct 07, 202624,300-1,012
Oct 06, 202625,312+1,388
Oct 05, 202623,924+106
Oct 02, 202623,818No prior observation