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Contract OI history

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Dec 15, 2028 EXPIRATION

PFE $25.00 Call

PFE281215C00025000

Latest saved OI1,735Oct 23, 2026
Last change+42vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $25.00 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. 1,7358670 2026-10-02: 1,499 OI2026-10-05: 1,501 OI2026-10-06: 1,547 OI2026-10-07: 1,546 OI2026-10-08: 1,546 OI2026-10-09: 1,658 OI2026-10-13: 1,658 OI2026-10-14: 1,658 OI2026-10-15: 1,658 OI2026-10-16: 1,657 OI2026-10-21: 1,693 OI2026-10-23: 1,735 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, 2026Viewing1,735+42
Oct 21, 20261,693+36
Oct 16, 20261,657-1
Oct 15, 20261,6580
Oct 14, 20261,6580
Oct 13, 20261,6580
Oct 09, 20261,658+112
Oct 08, 20261,5460
Oct 07, 20261,546-1
Oct 06, 20261,547+46
Oct 05, 20261,501+2
Oct 02, 20261,499No prior observation