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Contract OI history

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Nov 06, 2026 EXPIRATION

PFE $31.00 Put

PFE261106P00031000

Latest saved OI118Oct 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 $31.00 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. 118590 2026-10-02: 0 OI2026-10-05: 112 OI2026-10-06: 114 OI2026-10-07: 114 OI2026-10-08: 114 OI2026-10-09: 114 OI2026-10-13: 114 OI2026-10-14: 114 OI2026-10-15: 114 OI2026-10-16: 114 OI2026-10-21: 118 OI2026-10-23: 118 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, 2026Viewing1180
Oct 21, 2026118+4
Oct 16, 20261140
Oct 15, 20261140
Oct 14, 20261140
Oct 13, 20261140
Oct 09, 20261140
Oct 08, 20261140
Oct 07, 20261140
Oct 06, 2026114+2
Oct 05, 2026112+112
Oct 02, 20260No prior observation