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Contract OI history

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Nov 20, 2026 EXPIRATION

CIEN $400.00 Call

CIEN261120C00400000

Latest saved OI844Oct 23, 2026
Last change+19vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $400.00 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. 8444220 2026-10-02: 96 OI2026-10-05: 109 OI2026-10-06: 119 OI2026-10-07: 113 OI2026-10-08: 113 OI2026-10-09: 98 OI2026-10-13: 102 OI2026-10-14: 102 OI2026-10-15: 100 OI2026-10-16: 117 OI2026-10-21: 825 OI2026-10-23: 844 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, 2026Viewing844+19
Oct 21, 2026825+708
Oct 16, 2026117+17
Oct 15, 2026100-2
Oct 14, 20261020
Oct 13, 2026102+4
Oct 09, 202698-15
Oct 08, 20261130
Oct 07, 2026113-6
Oct 06, 2026119+10
Oct 05, 2026109+13
Oct 02, 202696No prior observation