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Contract OI history

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Nov 06, 2026 EXPIRATION

PFE $30.00 Put

PFE261106P00030000

Latest saved OI3,723Oct 23, 2026
Last change-197vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $30.00 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. 3,9201,9600 2026-10-02: 300 OI2026-10-05: 301 OI2026-10-06: 301 OI2026-10-07: 301 OI2026-10-08: 301 OI2026-10-09: 301 OI2026-10-13: 301 OI2026-10-14: 301 OI2026-10-15: 305 OI2026-10-16: 305 OI2026-10-21: 3,920 OI2026-10-23: 3,723 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, 2026Viewing3,723-197
Oct 21, 20263,920+3,615
Oct 16, 20263050
Oct 15, 2026305+4
Oct 14, 20263010
Oct 13, 20263010
Oct 09, 20263010
Oct 08, 20263010
Oct 07, 20263010
Oct 06, 20263010
Oct 05, 2026301+1
Oct 02, 2026300No prior observation