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Contract OI history

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Dec 15, 2028 EXPIRATION

CIEN $720.00 Call

CIEN281215C00720000

Latest saved OI354Oct 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 $720.00 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. 3551770 2026-10-02: 322 OI2026-10-05: 322 OI2026-10-06: 322 OI2026-10-07: 323 OI2026-10-08: 323 OI2026-10-09: 322 OI2026-10-13: 322 OI2026-10-14: 322 OI2026-10-15: 322 OI2026-10-16: 355 OI2026-10-21: 355 OI2026-10-23: 354 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, 2026Viewing354-1
Oct 21, 20263550
Oct 16, 2026355+33
Oct 15, 20263220
Oct 14, 20263220
Oct 13, 20263220
Oct 09, 2026322-1
Oct 08, 20263230
Oct 07, 2026323+1
Oct 06, 20263220
Oct 05, 20263220
Oct 02, 2026322No prior observation