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Contract OI history

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Jan 21, 2028 EXPIRATION

PFE $15.00 Put

PFE280121P00015000

Latest saved OI6,027Oct 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 $15.00 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. 6,0283,0140 2026-10-02: 6,023 OI2026-10-05: 6,023 OI2026-10-06: 6,028 OI2026-10-07: 6,028 OI2026-10-08: 6,028 OI2026-10-09: 6,028 OI2026-10-13: 6,028 OI2026-10-14: 6,028 OI2026-10-15: 6,027 OI2026-10-16: 6,027 OI2026-10-21: 6,027 OI2026-10-23: 6,027 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, 2026Viewing6,0270
Oct 21, 20266,0270
Oct 16, 20266,0270
Oct 15, 20266,027-1
Oct 14, 20266,0280
Oct 13, 20266,0280
Oct 09, 20266,0280
Oct 08, 20266,0280
Oct 07, 20266,0280
Oct 06, 20266,028+5
Oct 05, 20266,0230
Oct 02, 20266,023No prior observation