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Contract OI history

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Jan 21, 2028 EXPIRATION

INVZ $2.50 Put

INVZ280121P00002500

Latest saved OI0Oct 23, 2026
Last change-32vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
INVZ $2.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 32160 2026-10-08: 32 OI2026-10-09: 32 OI2026-10-13: 32 OI2026-10-14: 32 OI2026-10-16: 32 OI2026-10-21: 32 OI2026-10-23: 0 OI Oct 08, 2026Oct 23, 2026

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

INVZ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20260-32
Oct 21, 2026Viewing320
Oct 16, 2026320
Oct 14, 2026320
Oct 13, 2026320
Oct 09, 2026320
Oct 08, 202632No prior observation