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Contract OI history

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Dec 18, 2026 EXPIRATION

JPM $320.00 Put

JPM261218P00320000

Latest saved OI1,902Oct 23, 2026
Last change+66vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
JPM $320.00 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. 1,9029510 2026-10-02: 1,346 OI2026-10-05: 1,355 OI2026-10-06: 1,392 OI2026-10-07: 1,404 OI2026-10-08: 1,404 OI2026-10-09: 1,416 OI2026-10-13: 1,458 OI2026-10-14: 1,458 OI2026-10-15: 1,516 OI2026-10-16: 1,547 OI2026-10-21: 1,836 OI2026-10-23: 1,902 OI Oct 02, 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, 20261,902+66
Oct 21, 2026Viewing1,836+289
Oct 16, 20261,547+31
Oct 15, 20261,516+58
Oct 14, 20261,4580
Oct 13, 20261,458+42
Oct 09, 20261,416+12
Oct 08, 20261,4040
Oct 07, 20261,404+12
Oct 06, 20261,392+37
Oct 05, 20261,355+9
Oct 02, 20261,346No prior observation