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Contract OI history

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Jan 21, 2028 EXPIRATION

PFE $35.00 Call

PFE280121C00035000

Latest saved OI21,586Oct 23, 2026
Last change-175vs 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. 22,40711,2030 2026-10-02: 21,986 OI2026-10-05: 22,105 OI2026-10-06: 22,282 OI2026-10-07: 22,287 OI2026-10-08: 22,287 OI2026-10-09: 22,406 OI2026-10-13: 22,407 OI2026-10-14: 22,407 OI2026-10-15: 22,315 OI2026-10-16: 21,976 OI2026-10-21: 21,761 OI2026-10-23: 21,586 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, 2026Viewing21,586-175
Oct 21, 202621,761-215
Oct 16, 202621,976-339
Oct 15, 202622,315-92
Oct 14, 202622,4070
Oct 13, 202622,407+1
Oct 09, 202622,406+119
Oct 08, 202622,2870
Oct 07, 202622,287+5
Oct 06, 202622,282+177
Oct 05, 202622,105+119
Oct 02, 202621,986No prior observation