OITracker Cboe delayed data

Contract OI history

Back to C

Mar 19, 2027 EXPIRATION

C $165.00 Call

C270319C00165000

Latest saved OI585Oct 23, 2026
Last change+6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $165.00 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. 5852920 2026-10-02: 575 OI2026-10-05: 575 OI2026-10-06: 576 OI2026-10-07: 576 OI2026-10-08: 576 OI2026-10-09: 576 OI2026-10-13: 578 OI2026-10-14: 578 OI2026-10-15: 578 OI2026-10-16: 578 OI2026-10-21: 579 OI2026-10-23: 585 OI Oct 02, 2026Oct 23, 2026

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

C contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing585+6
Oct 21, 2026579+1
Oct 16, 20265780
Oct 15, 20265780
Oct 14, 20265780
Oct 13, 2026578+2
Oct 09, 20265760
Oct 08, 20265760
Oct 07, 20265760
Oct 06, 2026576+1
Oct 05, 20265750
Oct 02, 2026575No prior observation