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Contract OI history

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Mar 19, 2027 EXPIRATION

CIEN $600.00 Call

CIEN270319C00600000

Latest saved OI116Oct 23, 2026
Last change+36vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $600.00 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. 116580 2026-10-02: 71 OI2026-10-05: 71 OI2026-10-06: 80 OI2026-10-07: 79 OI2026-10-08: 79 OI2026-10-09: 80 OI2026-10-13: 80 OI2026-10-14: 80 OI2026-10-15: 80 OI2026-10-16: 80 OI2026-10-21: 80 OI2026-10-23: 116 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, 2026Viewing116+36
Oct 21, 2026800
Oct 16, 2026800
Oct 15, 2026800
Oct 14, 2026800
Oct 13, 2026800
Oct 09, 202680+1
Oct 08, 2026790
Oct 07, 202679-1
Oct 06, 202680+9
Oct 05, 2026710
Oct 02, 202671No prior observation