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Contract OI history

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Dec 18, 2026 EXPIRATION

MRK $60.00 Put

MRK261218P00060000

Latest saved OI2,476Oct 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 $60.00 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. 2,4791,2390 2026-10-02: 2,479 OI2026-10-05: 2,479 OI2026-10-06: 2,479 OI2026-10-07: 2,479 OI2026-10-08: 2,479 OI2026-10-09: 2,479 OI2026-10-13: 2,479 OI2026-10-14: 2,479 OI2026-10-15: 2,479 OI2026-10-16: 2,479 OI2026-10-21: 2,476 OI2026-10-23: 2,476 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, 2026Viewing2,4760
Oct 21, 20262,476-3
Oct 16, 20262,4790
Oct 15, 20262,4790
Oct 14, 20262,4790
Oct 13, 20262,4790
Oct 09, 20262,4790
Oct 08, 20262,4790
Oct 07, 20262,4790
Oct 06, 20262,4790
Oct 05, 20262,4790
Oct 02, 20262,479No prior observation