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Contract OI history

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Jun 17, 2027 EXPIRATION

PFE $30.00 Put

PFE270617P00030000

Latest saved OI757Oct 23, 2026
Last change+37vs 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. 7573780 2026-10-02: 584 OI2026-10-05: 585 OI2026-10-06: 585 OI2026-10-07: 584 OI2026-10-08: 584 OI2026-10-09: 584 OI2026-10-13: 634 OI2026-10-14: 634 OI2026-10-15: 640 OI2026-10-16: 640 OI2026-10-21: 720 OI2026-10-23: 757 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, 2026Viewing757+37
Oct 21, 2026720+80
Oct 16, 20266400
Oct 15, 2026640+6
Oct 14, 20266340
Oct 13, 2026634+50
Oct 09, 20265840
Oct 08, 20265840
Oct 07, 2026584-1
Oct 06, 20265850
Oct 05, 2026585+1
Oct 02, 2026584No prior observation