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Contract OI history

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Oct 23, 2026 EXPIRATION

AXP $312.50 Put

AXP261023P00312500

Latest saved OI265Oct 23, 2026
Last change+79vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AXP $312.50 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. 2651320 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 0 OI2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 2 OI2026-10-13: 34 OI2026-10-14: 34 OI2026-10-15: 39 OI2026-10-16: 54 OI2026-10-21: 186 OI2026-10-23: 265 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

AXP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing265+79
Oct 21, 2026186+132
Oct 16, 202654+15
Oct 15, 202639+5
Oct 14, 2026340
Oct 13, 202634+32
Oct 09, 20262+2
Oct 08, 202600
Oct 07, 202600
Oct 06, 202600
Oct 05, 202600
Oct 02, 20260No prior observation