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Contract OI history

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Jun 17, 2027 EXPIRATION

MRK $130.00 Call

MRK270617C00130000

Latest saved OI824Oct 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. 8384190 2026-10-02: 838 OI2026-10-05: 838 OI2026-10-06: 834 OI2026-10-07: 834 OI2026-10-08: 834 OI2026-10-09: 834 OI2026-10-13: 834 OI2026-10-14: 834 OI2026-10-15: 834 OI2026-10-16: 824 OI2026-10-21: 824 OI2026-10-23: 824 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, 2026Viewing8240
Oct 21, 20268240
Oct 16, 2026824-10
Oct 15, 20268340
Oct 14, 20268340
Oct 13, 20268340
Oct 09, 20268340
Oct 08, 20268340
Oct 07, 20268340
Oct 06, 2026834-4
Oct 05, 20268380
Oct 02, 2026838No prior observation