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Contract OI history

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Oct 23, 2026 EXPIRATION

CIEN $380.00 Call

CIEN261023C00380000

Latest saved OI565Oct 23, 2026
Last change+149vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $380.00 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. 5652820 2026-10-02: 30 OI2026-10-05: 30 OI2026-10-06: 29 OI2026-10-07: 28 OI2026-10-08: 28 OI2026-10-09: 28 OI2026-10-13: 28 OI2026-10-14: 28 OI2026-10-15: 33 OI2026-10-16: 85 OI2026-10-21: 416 OI2026-10-23: 565 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, 2026Viewing565+149
Oct 21, 2026416+331
Oct 16, 202685+52
Oct 15, 202633+5
Oct 14, 2026280
Oct 13, 2026280
Oct 09, 2026280
Oct 08, 2026280
Oct 07, 202628-1
Oct 06, 202629-1
Oct 05, 2026300
Oct 02, 202630No prior observation