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Contract OI history

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Jan 21, 2028 EXPIRATION

EMR $155.00 Put

EMR280121P00155000

Latest saved OI105Oct 23, 2026
Last change+23vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
EMR $155.00 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. 105520 2026-10-02: 27 OI2026-10-05: 27 OI2026-10-06: 27 OI2026-10-07: 27 OI2026-10-08: 27 OI2026-10-09: 27 OI2026-10-13: 82 OI2026-10-14: 82 OI2026-10-15: 82 OI2026-10-16: 82 OI2026-10-21: 82 OI2026-10-23: 105 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, 2026Viewing105+23
Oct 21, 2026820
Oct 16, 2026820
Oct 15, 2026820
Oct 14, 2026820
Oct 13, 202682+55
Oct 09, 2026270
Oct 08, 2026270
Oct 07, 2026270
Oct 06, 2026270
Oct 05, 2026270
Oct 02, 202627No prior observation