OITracker Cboe delayed data

Contract OI history

Back to CIEN

Oct 30, 2026 EXPIRATION

CIEN $295.00 Put

CIEN261030P00295000

Latest saved OI322Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $295.00 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. 3241620 2026-10-02: 311 OI2026-10-05: 311 OI2026-10-06: 316 OI2026-10-07: 315 OI2026-10-08: 315 OI2026-10-09: 315 OI2026-10-13: 324 OI2026-10-14: 324 OI2026-10-15: 321 OI2026-10-16: 321 OI2026-10-21: 321 OI2026-10-23: 322 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, 2026Viewing322+1
Oct 21, 20263210
Oct 16, 20263210
Oct 15, 2026321-3
Oct 14, 20263240
Oct 13, 2026324+9
Oct 09, 20263150
Oct 08, 20263150
Oct 07, 2026315-1
Oct 06, 2026316+5
Oct 05, 20263110
Oct 02, 2026311No prior observation