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Contract OI history

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Dec 18, 2026 EXPIRATION

CIEN $450.00 Call

CIEN261218C00450000

Latest saved OI260Oct 23, 2026
Last change+12vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $450.00 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. 2601300 2026-10-02: 137 OI2026-10-05: 138 OI2026-10-06: 183 OI2026-10-07: 190 OI2026-10-08: 190 OI2026-10-09: 188 OI2026-10-13: 187 OI2026-10-14: 187 OI2026-10-15: 189 OI2026-10-16: 186 OI2026-10-21: 248 OI2026-10-23: 260 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, 2026Viewing260+12
Oct 21, 2026248+62
Oct 16, 2026186-3
Oct 15, 2026189+2
Oct 14, 20261870
Oct 13, 2026187-1
Oct 09, 2026188-2
Oct 08, 20261900
Oct 07, 2026190+7
Oct 06, 2026183+45
Oct 05, 2026138+1
Oct 02, 2026137No prior observation