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Contract OI history

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Dec 15, 2028 EXPIRATION

PFE $35.00 Call

PFE281215C00035000

Latest saved OI1,362Oct 23, 2026
Last change+7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $35.00 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. 1,3626810 2026-10-02: 940 OI2026-10-05: 950 OI2026-10-06: 953 OI2026-10-07: 978 OI2026-10-08: 978 OI2026-10-09: 950 OI2026-10-13: 946 OI2026-10-14: 946 OI2026-10-15: 982 OI2026-10-16: 1,025 OI2026-10-21: 1,355 OI2026-10-23: 1,362 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, 2026Viewing1,362+7
Oct 21, 20261,355+330
Oct 16, 20261,025+43
Oct 15, 2026982+36
Oct 14, 20269460
Oct 13, 2026946-4
Oct 09, 2026950-28
Oct 08, 20269780
Oct 07, 2026978+25
Oct 06, 2026953+3
Oct 05, 2026950+10
Oct 02, 2026940No prior observation