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Contract OI history

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Mar 19, 2027 EXPIRATION

INVA $22.50 Call

INVA270319C00022500

Latest saved OI134Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
INVA $22.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 134670 2026-10-08: 117 OI2026-10-09: 133 OI2026-10-13: 133 OI2026-10-14: 133 OI2026-10-16: 133 OI2026-10-21: 133 OI2026-10-23: 134 OI Oct 08, 2026Oct 23, 2026

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

INVA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing134+1
Oct 21, 20261330
Oct 16, 20261330
Oct 14, 20261330
Oct 13, 20261330
Oct 09, 2026133+16
Oct 08, 2026117No prior observation