OITracker Cboe delayed data

Contract OI history

Back to CIEN

Dec 18, 2026 EXPIRATION

CIEN $440.00 Call

CIEN261218C00440000

Latest saved OI194Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $440.00 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. 2201100 2026-10-02: 217 OI2026-10-05: 220 OI2026-10-06: 191 OI2026-10-07: 196 OI2026-10-08: 196 OI2026-10-09: 197 OI2026-10-13: 204 OI2026-10-14: 204 OI2026-10-15: 203 OI2026-10-16: 193 OI2026-10-21: 194 OI2026-10-23: 194 OI Oct 02, 2026Oct 23, 2026

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

CIEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1940
Oct 21, 2026194+1
Oct 16, 2026193-10
Oct 15, 2026203-1
Oct 14, 20262040
Oct 13, 2026204+7
Oct 09, 2026197+1
Oct 08, 20261960
Oct 07, 2026196+5
Oct 06, 2026191-29
Oct 05, 2026220+3
Oct 02, 2026217No prior observation