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Contract OI history

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Sep 17, 2027 EXPIRATION

PFE $37.00 Call

PFE270917C00037000

Latest saved OI5,114Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $37.00 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. 5,1142,5570 2026-10-02: 4,864 OI2026-10-05: 4,864 OI2026-10-06: 4,864 OI2026-10-07: 4,865 OI2026-10-08: 4,865 OI2026-10-09: 4,858 OI2026-10-13: 4,859 OI2026-10-14: 4,859 OI2026-10-15: 4,963 OI2026-10-16: 4,977 OI2026-10-21: 5,114 OI2026-10-23: 5,114 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, 2026Viewing5,1140
Oct 21, 20265,114+137
Oct 16, 20264,977+14
Oct 15, 20264,963+104
Oct 14, 20264,8590
Oct 13, 20264,859+1
Oct 09, 20264,858-7
Oct 08, 20264,8650
Oct 07, 20264,865+1
Oct 06, 20264,8640
Oct 05, 20264,8640
Oct 02, 20264,864No prior observation