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Contract OI history

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Dec 18, 2026 EXPIRATION

EMR $155.00 Call

EMR261218C00155000

Latest saved OI358Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
EMR $155.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3591790 2026-10-02: 260 OI2026-10-05: 262 OI2026-10-06: 262 OI2026-10-07: 262 OI2026-10-08: 262 OI2026-10-09: 262 OI2026-10-13: 358 OI2026-10-14: 358 OI2026-10-15: 357 OI2026-10-16: 357 OI2026-10-21: 359 OI2026-10-23: 358 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, 2026Viewing358-1
Oct 21, 2026359+2
Oct 16, 20263570
Oct 15, 2026357-1
Oct 14, 20263580
Oct 13, 2026358+96
Oct 09, 20262620
Oct 08, 20262620
Oct 07, 20262620
Oct 06, 20262620
Oct 05, 2026262+2
Oct 02, 2026260No prior observation