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Contract OI history

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Mar 19, 2027 EXPIRATION

PFE $24.00 Put

PFE270319P00024000

Latest saved OI6,600Oct 23, 2026
Last change+146vs 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. 6,6003,3000 2026-10-02: 6,000 OI2026-10-05: 6,000 OI2026-10-06: 6,003 OI2026-10-07: 6,017 OI2026-10-08: 6,017 OI2026-10-09: 6,083 OI2026-10-13: 6,314 OI2026-10-14: 6,314 OI2026-10-15: 6,409 OI2026-10-16: 6,409 OI2026-10-21: 6,454 OI2026-10-23: 6,600 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, 2026Viewing6,600+146
Oct 21, 20266,454+45
Oct 16, 20266,4090
Oct 15, 20266,409+95
Oct 14, 20266,3140
Oct 13, 20266,314+231
Oct 09, 20266,083+66
Oct 08, 20266,0170
Oct 07, 20266,017+14
Oct 06, 20266,003+3
Oct 05, 20266,0000
Oct 02, 20266,000No prior observation