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Contract OI history

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Dec 18, 2026 EXPIRATION

EMR $135.00 Put

EMR261218P00135000

Latest saved OI384Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
EMR $135.00 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. 3841920 2026-10-02: 349 OI2026-10-05: 349 OI2026-10-06: 375 OI2026-10-07: 376 OI2026-10-08: 377 OI2026-10-09: 378 OI2026-10-13: 379 OI2026-10-14: 381 OI2026-10-15: 382 OI2026-10-16: 384 OI2026-10-21: 384 OI2026-10-23: 384 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, 2026Viewing3840
Oct 21, 20263840
Oct 16, 2026384+2
Oct 15, 2026382+1
Oct 14, 2026381+2
Oct 13, 2026379+1
Oct 09, 2026378+1
Oct 08, 2026377+1
Oct 07, 2026376+1
Oct 06, 2026375+26
Oct 05, 20263490
Oct 02, 2026349No prior observation