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Contract OI history

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Nov 06, 2026 EXPIRATION

PFE $33.00 Put

PFE261106P00033000

Latest saved OI603Oct 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 $33.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6033010 2026-10-02: 0 OI2026-10-05: 602 OI2026-10-06: 602 OI2026-10-07: 602 OI2026-10-08: 602 OI2026-10-09: 602 OI2026-10-13: 602 OI2026-10-14: 602 OI2026-10-15: 603 OI2026-10-16: 603 OI2026-10-21: 603 OI2026-10-23: 603 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, 2026Viewing6030
Oct 21, 20266030
Oct 16, 20266030
Oct 15, 2026603+1
Oct 14, 20266020
Oct 13, 20266020
Oct 09, 20266020
Oct 08, 20266020
Oct 07, 20266020
Oct 06, 20266020
Oct 05, 2026602+602
Oct 02, 20260No prior observation