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Contract OI history

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Jan 15, 2027 EXPIRATION

VMRK $65.00 Call

VMRK270115C00065000

Latest saved OI294Oct 23, 2026
Last change+7vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VMRK $65.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2941470 2026-10-02: 7 OI2026-10-05: 7 OI2026-10-06: 7 OI2026-10-07: 7 OI2026-10-08: 8 OI2026-10-09: 9 OI2026-10-13: 54 OI2026-10-14: 54 OI2026-10-16: 54 OI2026-10-20: 287 OI2026-10-23: 294 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

VMRK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026294+7
Oct 20, 2026Viewing287+233
Oct 16, 2026540
Oct 14, 2026540
Oct 13, 202654+45
Oct 09, 20269+1
Oct 08, 20268+1
Oct 07, 202670
Oct 06, 202670
Oct 05, 202670
Oct 02, 20267No prior observation