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Contract OI history

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Nov 20, 2026 EXPIRATION

VTRS $18.00 Put

VTRS261120P00018000

Latest saved OI312Oct 23, 2026
Last change-5vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
VTRS $18.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3171580 2026-10-09: 83 OI2026-10-14: 115 OI2026-10-15: 115 OI2026-10-16: 132 OI2026-10-21: 317 OI2026-10-23: 312 OI Oct 09, 2026Oct 23, 2026

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

VTRS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing312-5
Oct 21, 2026317+185
Oct 16, 2026132+17
Oct 15, 20261150
Oct 14, 2026115+32
Oct 09, 202683No prior observation