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Contract OI history

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Sep 17, 2027 EXPIRATION

JPM $340.00 Put

JPM270917P00340000

Latest saved OI489Oct 23, 2026
Last change+13vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
JPM $340.00 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. 4892440 2026-10-02: 120 OI2026-10-05: 120 OI2026-10-06: 124 OI2026-10-07: 124 OI2026-10-08: 124 OI2026-10-09: 390 OI2026-10-13: 390 OI2026-10-14: 390 OI2026-10-15: 462 OI2026-10-16: 462 OI2026-10-21: 476 OI2026-10-23: 489 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, 2026489+13
Oct 21, 2026Viewing476+14
Oct 16, 20264620
Oct 15, 2026462+72
Oct 14, 20263900
Oct 13, 20263900
Oct 09, 2026390+266
Oct 08, 20261240
Oct 07, 20261240
Oct 06, 2026124+4
Oct 05, 20261200
Oct 02, 2026120No prior observation