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Contract OI history

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Dec 18, 2026 EXPIRATION

PFE $24.00 Put

PFE261218P00024000

Latest saved OI9,952Oct 23, 2026
Last change-30vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $24.00 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. 10,0335,0160 2026-10-02: 9,966 OI2026-10-05: 10,010 OI2026-10-06: 10,033 OI2026-10-07: 10,033 OI2026-10-08: 10,033 OI2026-10-09: 10,004 OI2026-10-13: 10,011 OI2026-10-14: 10,011 OI2026-10-15: 10,008 OI2026-10-16: 9,995 OI2026-10-21: 9,982 OI2026-10-23: 9,952 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, 2026Viewing9,952-30
Oct 21, 20269,982-13
Oct 16, 20269,995-13
Oct 15, 202610,008-3
Oct 14, 202610,0110
Oct 13, 202610,011+7
Oct 09, 202610,004-29
Oct 08, 202610,0330
Oct 07, 202610,0330
Oct 06, 202610,033+23
Oct 05, 202610,010+44
Oct 02, 20269,966No prior observation