OITracker Cboe delayed data

Contract OI history

Back to FDS

Nov 20, 2026 EXPIRATION

FDS $320.00 Call

FDS261120C00320000

Latest saved OI67Oct 23, 2026
Last change-63vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FDS $320.00 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. 130650 2026-10-02: 86 OI2026-10-05: 88 OI2026-10-06: 85 OI2026-10-07: 85 OI2026-10-08: 86 OI2026-10-09: 87 OI2026-10-13: 94 OI2026-10-14: 99 OI2026-10-15: 99 OI2026-10-16: 106 OI2026-10-21: 130 OI2026-10-23: 67 OI Oct 02, 2026Oct 23, 2026

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

FDS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing67-63
Oct 21, 2026130+24
Oct 16, 2026106+7
Oct 15, 2026990
Oct 14, 202699+5
Oct 13, 202694+7
Oct 09, 202687+1
Oct 08, 202686+1
Oct 07, 2026850
Oct 06, 202685-3
Oct 05, 202688+2
Oct 02, 202686No prior observation