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Contract OI history

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Jan 15, 2027 EXPIRATION

VMRK $50.00 Put

VMRK270115P00050000

Latest saved OI84Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VMRK $50.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 84420 2026-10-02: 78 OI2026-10-05: 83 OI2026-10-06: 83 OI2026-10-07: 83 OI2026-10-08: 83 OI2026-10-09: 83 OI2026-10-13: 83 OI2026-10-14: 83 OI2026-10-16: 83 OI2026-10-20: 84 OI2026-10-23: 84 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, 2026840
Oct 20, 2026Viewing84+1
Oct 16, 2026830
Oct 14, 2026830
Oct 13, 2026830
Oct 09, 2026830
Oct 08, 2026830
Oct 07, 2026830
Oct 06, 2026830
Oct 05, 202683+5
Oct 02, 202678No prior observation