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Contract OI history

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Apr 16, 2027 EXPIRATION

VMRK $65.00 Put

VMRK270416P00065000

Latest saved OI651Oct 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 $65.00 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. 6513250 2026-10-02: 648 OI2026-10-05: 648 OI2026-10-06: 648 OI2026-10-07: 648 OI2026-10-08: 648 OI2026-10-09: 648 OI2026-10-13: 648 OI2026-10-14: 648 OI2026-10-16: 641 OI2026-10-20: 651 OI2026-10-23: 651 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, 20266510
Oct 20, 2026Viewing651+10
Oct 16, 2026641-7
Oct 14, 20266480
Oct 13, 20266480
Oct 09, 20266480
Oct 08, 20266480
Oct 07, 20266480
Oct 06, 20266480
Oct 05, 20266480
Oct 02, 2026648No prior observation