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Contract OI history

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Jan 15, 2027 EXPIRATION

PFE $15.00 Put

PFE270115P00015000

Latest saved OI18,462Oct 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. 18,5659,2820 2026-10-02: 17,972 OI2026-10-05: 18,565 OI2026-10-06: 18,564 OI2026-10-07: 18,564 OI2026-10-08: 18,564 OI2026-10-09: 18,564 OI2026-10-13: 18,564 OI2026-10-14: 18,564 OI2026-10-15: 18,462 OI2026-10-16: 18,462 OI2026-10-21: 18,462 OI2026-10-23: 18,462 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, 2026Viewing18,4620
Oct 21, 202618,4620
Oct 16, 202618,4620
Oct 15, 202618,462-102
Oct 14, 202618,5640
Oct 13, 202618,5640
Oct 09, 202618,5640
Oct 08, 202618,5640
Oct 07, 202618,5640
Oct 06, 202618,564-1
Oct 05, 202618,565+593
Oct 02, 202617,972No prior observation