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Contract OI history

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Oct 30, 2026 EXPIRATION

JPM $312.50 Put

JPM261030P00312500

Latest saved OI183Oct 23, 2026
Last change+17vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
JPM $312.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 183910 2026-10-09: 0 OI2026-10-13: 87 OI2026-10-14: 87 OI2026-10-15: 87 OI2026-10-16: 87 OI2026-10-21: 166 OI2026-10-23: 183 OI Oct 09, 2026Oct 23, 2026

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

JPM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing183+17
Oct 21, 2026166+79
Oct 16, 2026870
Oct 15, 2026870
Oct 14, 2026870
Oct 13, 202687+87
Oct 09, 20260No prior observation