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Contract OI history

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Mar 19, 2027 EXPIRATION

MRK $95.00 Put

MRK270319P00095000

Latest saved OI815Oct 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 $95.00 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. 8174080 2026-10-02: 811 OI2026-10-05: 811 OI2026-10-06: 815 OI2026-10-07: 815 OI2026-10-08: 815 OI2026-10-09: 815 OI2026-10-13: 815 OI2026-10-14: 815 OI2026-10-15: 817 OI2026-10-16: 815 OI2026-10-21: 815 OI2026-10-23: 815 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, 2026Viewing8150
Oct 21, 20268150
Oct 16, 2026815-2
Oct 15, 2026817+2
Oct 14, 20268150
Oct 13, 20268150
Oct 09, 20268150
Oct 08, 20268150
Oct 07, 20268150
Oct 06, 2026815+4
Oct 05, 20268110
Oct 02, 2026811No prior observation