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Contract OI history

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Jan 15, 2027 EXPIRATION

MRK $130.00 Call

MRK270115C00130000

Latest saved OI2,628Oct 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 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. 2,6331,3160 2026-10-02: 2,633 OI2026-10-05: 2,633 OI2026-10-06: 2,630 OI2026-10-07: 2,629 OI2026-10-08: 2,629 OI2026-10-09: 2,631 OI2026-10-13: 2,631 OI2026-10-14: 2,631 OI2026-10-15: 2,628 OI2026-10-16: 2,629 OI2026-10-21: 2,628 OI2026-10-23: 2,628 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, 2026Viewing2,6280
Oct 21, 20262,628-1
Oct 16, 20262,629+1
Oct 15, 20262,628-3
Oct 14, 20262,6310
Oct 13, 20262,6310
Oct 09, 20262,631+2
Oct 08, 20262,6290
Oct 07, 20262,629-1
Oct 06, 20262,630-3
Oct 05, 20262,6330
Oct 02, 20262,633No prior observation