OITracker Cboe delayed data

Contract OI history

Back to IOT

Dec 18, 2026 EXPIRATION

IOT $38.00 Put

IOT261218P00038000

Latest saved OI428Oct 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 $38.00 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. 4512250 2026-10-02: 451 OI2026-10-05: 419 OI2026-10-06: 419 OI2026-10-07: 419 OI2026-10-08: 419 OI2026-10-09: 419 OI2026-10-13: 424 OI2026-10-14: 424 OI2026-10-15: 424 OI2026-10-16: 424 OI2026-10-21: 428 OI2026-10-23: 428 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, 2026Viewing4280
Oct 21, 2026428+4
Oct 16, 20264240
Oct 15, 20264240
Oct 14, 20264240
Oct 13, 2026424+5
Oct 09, 20264190
Oct 08, 20264190
Oct 07, 20264190
Oct 06, 20264190
Oct 05, 2026419-32
Oct 02, 2026451No prior observation