OITracker Cboe delayed data

Contract OI history

Back to CAT

Mar 19, 2027 EXPIRATION

CAT $900.00 Call

CAT270319C00900000

Latest saved OI208Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $900.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2081040 2026-10-02: 156 OI2026-10-05: 155 OI2026-10-06: 164 OI2026-10-07: 167 OI2026-10-08: 167 OI2026-10-09: 166 OI2026-10-13: 172 OI2026-10-14: 172 OI2026-10-15: 172 OI2026-10-16: 171 OI2026-10-21: 203 OI2026-10-23: 208 OI Oct 02, 2026Oct 23, 2026

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

CAT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing208+5
Oct 21, 2026203+32
Oct 16, 2026171-1
Oct 15, 20261720
Oct 14, 20261720
Oct 13, 2026172+6
Oct 09, 2026166-1
Oct 08, 20261670
Oct 07, 2026167+3
Oct 06, 2026164+9
Oct 05, 2026155-1
Oct 02, 2026156No prior observation