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Contract OI history

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Jun 17, 2027 EXPIRATION

MRK $105.00 Put

MRK270617P00105000

Latest saved OI1,175Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MRK $105.00 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. 1,1755870 2026-10-02: 1,133 OI2026-10-05: 1,137 OI2026-10-06: 1,146 OI2026-10-07: 1,148 OI2026-10-08: 1,148 OI2026-10-09: 1,148 OI2026-10-13: 1,148 OI2026-10-14: 1,148 OI2026-10-15: 1,148 OI2026-10-16: 1,148 OI2026-10-21: 1,171 OI2026-10-23: 1,175 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, 2026Viewing1,175+4
Oct 21, 20261,171+23
Oct 16, 20261,1480
Oct 15, 20261,1480
Oct 14, 20261,1480
Oct 13, 20261,1480
Oct 09, 20261,1480
Oct 08, 20261,1480
Oct 07, 20261,148+2
Oct 06, 20261,146+9
Oct 05, 20261,137+4
Oct 02, 20261,133No prior observation