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Contract OI history

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Dec 17, 2027 EXPIRATION

MRK $90.00 Call

MRK271217C00090000

Latest saved OI1,182Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MRK $90.00 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. 1,1825910 2026-10-02: 1,182 OI2026-10-05: 1,182 OI2026-10-06: 1,182 OI2026-10-07: 1,182 OI2026-10-08: 1,182 OI2026-10-09: 1,182 OI2026-10-13: 1,182 OI2026-10-14: 1,182 OI2026-10-15: 1,182 OI2026-10-16: 1,182 OI2026-10-21: 1,182 OI2026-10-23: 1,182 OI Oct 02, 2026Oct 23, 2026

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

MRK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,1820
Oct 21, 20261,1820
Oct 16, 20261,1820
Oct 15, 20261,1820
Oct 14, 20261,1820
Oct 13, 20261,1820
Oct 09, 20261,1820
Oct 08, 20261,1820
Oct 07, 20261,1820
Oct 06, 20261,1820
Oct 05, 20261,1820
Oct 02, 20261,182No prior observation