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Contract OI history

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Dec 18, 2026 EXPIRATION

EMR $150.00 Put

EMR261218P00150000

Latest saved OI828Oct 23, 2026
Last change+36vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
EMR $150.00 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. 8284140 2026-10-02: 732 OI2026-10-05: 731 OI2026-10-06: 732 OI2026-10-07: 735 OI2026-10-08: 736 OI2026-10-09: 735 OI2026-10-13: 729 OI2026-10-14: 730 OI2026-10-15: 731 OI2026-10-16: 731 OI2026-10-21: 792 OI2026-10-23: 828 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, 2026Viewing828+36
Oct 21, 2026792+61
Oct 16, 20267310
Oct 15, 2026731+1
Oct 14, 2026730+1
Oct 13, 2026729-6
Oct 09, 2026735-1
Oct 08, 2026736+1
Oct 07, 2026735+3
Oct 06, 2026732+1
Oct 05, 2026731-1
Oct 02, 2026732No prior observation