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Contract OI history

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Oct 30, 2026 EXPIRATION

PFE $35.00 Call

PFE261030C00035000

Latest saved OI1,738Oct 23, 2026
Last change+501vs 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. 1,7388690 2026-10-02: 606 OI2026-10-05: 606 OI2026-10-06: 606 OI2026-10-07: 606 OI2026-10-08: 606 OI2026-10-09: 611 OI2026-10-13: 616 OI2026-10-14: 616 OI2026-10-15: 626 OI2026-10-16: 629 OI2026-10-21: 1,237 OI2026-10-23: 1,738 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, 2026Viewing1,738+501
Oct 21, 20261,237+608
Oct 16, 2026629+3
Oct 15, 2026626+10
Oct 14, 20266160
Oct 13, 2026616+5
Oct 09, 2026611+5
Oct 08, 20266060
Oct 07, 20266060
Oct 06, 20266060
Oct 05, 20266060
Oct 02, 2026606No prior observation