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Contract OI history

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Nov 20, 2026 EXPIRATION

EMR $145.00 Put

EMR261120P00145000

Latest saved OI130Oct 23, 2026
Last change+21vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
EMR $145.00 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. 130650 2026-10-02: 49 OI2026-10-05: 54 OI2026-10-06: 60 OI2026-10-07: 67 OI2026-10-08: 73 OI2026-10-09: 80 OI2026-10-13: 94 OI2026-10-14: 94 OI2026-10-15: 94 OI2026-10-16: 94 OI2026-10-21: 109 OI2026-10-23: 130 OI Oct 02, 2026Oct 23, 2026

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

EMR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing130+21
Oct 21, 2026109+15
Oct 16, 2026940
Oct 15, 2026940
Oct 14, 2026940
Oct 13, 202694+14
Oct 09, 202680+7
Oct 08, 202673+6
Oct 07, 202667+7
Oct 06, 202660+6
Oct 05, 202654+5
Oct 02, 202649No prior observation