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Contract OI history

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Nov 20, 2026 EXPIRATION

INIO $17.50 Put

INIO261120P00017500

Latest saved OI276Oct 21, 2026
Last change-2vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
INIO $17.50 put open interest history 6 saved observations from 2026-10-08 to 2026-10-21. Exact values and changes are listed in the table below. 2781390 2026-10-08: 255 OI2026-10-09: 251 OI2026-10-13: 259 OI2026-10-15: 274 OI2026-10-16: 278 OI2026-10-21: 276 OI Oct 08, 2026Oct 21, 2026

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

INIO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing276-2
Oct 16, 2026278+4
Oct 15, 2026274+15
Oct 13, 2026259+8
Oct 09, 2026251-4
Oct 08, 2026255No prior observation