OITracker Cboe delayed data

Contract OI history

Back to IOND

Jan 15, 2027 EXPIRATION

IOND $55.00 Put

IOND270115P00055000

Latest saved OI215Oct 19, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
IOND $55.00 put open interest history 6 saved observations from 2026-10-08 to 2026-10-19. Exact values and changes are listed in the table below. 2151070 2026-10-08: 215 OI2026-10-09: 215 OI2026-10-13: 215 OI2026-10-14: 215 OI2026-10-16: 215 OI2026-10-19: 215 OI Oct 08, 2026Oct 19, 2026

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

IOND contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 19, 2026Viewing2150
Oct 16, 20262150
Oct 14, 20262150
Oct 13, 20262150
Oct 09, 20262150
Oct 08, 2026215No prior observation