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Contract OI history

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Dec 18, 2026 EXPIRATION

VIRT $55.00 Put

VIRT261218P00055000

Latest saved OI217Oct 23, 2026
Last change+198vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VIRT $55.00 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. 2171080 2026-10-02: 17 OI2026-10-05: 17 OI2026-10-06: 17 OI2026-10-07: 19 OI2026-10-08: 19 OI2026-10-09: 19 OI2026-10-13: 19 OI2026-10-14: 19 OI2026-10-16: 19 OI2026-10-20: 19 OI2026-10-23: 217 OI Oct 02, 2026Oct 23, 2026

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

VIRT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026217+198
Oct 20, 2026Viewing190
Oct 16, 2026190
Oct 14, 2026190
Oct 13, 2026190
Oct 09, 2026190
Oct 08, 2026190
Oct 07, 202619+2
Oct 06, 2026170
Oct 05, 2026170
Oct 02, 202617No prior observation