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Contract OI history

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Jun 17, 2027 EXPIRATION

MRK $130.00 Put

MRK270617P00130000

Latest saved OI1,150Oct 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 $130.00 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. 1,1645820 2026-10-02: 1,164 OI2026-10-05: 1,164 OI2026-10-06: 1,164 OI2026-10-07: 1,164 OI2026-10-08: 1,164 OI2026-10-09: 1,164 OI2026-10-13: 1,162 OI2026-10-14: 1,162 OI2026-10-15: 1,134 OI2026-10-16: 1,133 OI2026-10-21: 1,150 OI2026-10-23: 1,150 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, 2026Viewing1,1500
Oct 21, 20261,150+17
Oct 16, 20261,133-1
Oct 15, 20261,134-28
Oct 14, 20261,1620
Oct 13, 20261,162-2
Oct 09, 20261,1640
Oct 08, 20261,1640
Oct 07, 20261,1640
Oct 06, 20261,1640
Oct 05, 20261,1640
Oct 02, 20261,164No prior observation