OITracker Cboe delayed data

Contract OI history

Back to IOT

Apr 16, 2027 EXPIRATION

IOT $37.00 Put

IOT270416P00037000

Latest saved OI19Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IOT $37.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1990 2026-10-02: 2 OI2026-10-05: 7 OI2026-10-06: 7 OI2026-10-07: 7 OI2026-10-08: 7 OI2026-10-09: 7 OI2026-10-13: 19 OI2026-10-14: 19 OI2026-10-15: 19 OI2026-10-16: 19 OI2026-10-21: 19 OI2026-10-23: 19 OI Oct 02, 2026Oct 23, 2026

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

IOT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing190
Oct 21, 2026190
Oct 16, 2026190
Oct 15, 2026190
Oct 14, 2026190
Oct 13, 202619+12
Oct 09, 202670
Oct 08, 202670
Oct 07, 202670
Oct 06, 202670
Oct 05, 20267+5
Oct 02, 20262No prior observation