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Contract OI history

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Jan 15, 2027 EXPIRATION

VMRK $45.00 Put

VMRK270115P00045000

Latest saved OI266Oct 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 $45.00 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. 2661330 2026-10-02: 42 OI2026-10-05: 250 OI2026-10-06: 261 OI2026-10-07: 258 OI2026-10-08: 265 OI2026-10-09: 265 OI2026-10-13: 265 OI2026-10-14: 266 OI2026-10-16: 266 OI2026-10-20: 266 OI2026-10-23: 266 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, 20262660
Oct 20, 2026Viewing2660
Oct 16, 20262660
Oct 14, 2026266+1
Oct 13, 20262650
Oct 09, 20262650
Oct 08, 2026265+7
Oct 07, 2026258-3
Oct 06, 2026261+11
Oct 05, 2026250+208
Oct 02, 202642No prior observation