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Contract OI history

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Jan 21, 2028 EXPIRATION

CIEN $900.00 Call

CIEN280121C00900000

Latest saved OI117Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CIEN $900.00 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. 117580 2026-10-02: 89 OI2026-10-05: 90 OI2026-10-06: 101 OI2026-10-07: 103 OI2026-10-08: 103 OI2026-10-09: 103 OI2026-10-13: 102 OI2026-10-14: 102 OI2026-10-15: 103 OI2026-10-16: 103 OI2026-10-21: 115 OI2026-10-23: 117 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, 2026Viewing117+2
Oct 21, 2026115+12
Oct 16, 20261030
Oct 15, 2026103+1
Oct 14, 20261020
Oct 13, 2026102-1
Oct 09, 20261030
Oct 08, 20261030
Oct 07, 2026103+2
Oct 06, 2026101+11
Oct 05, 202690+1
Oct 02, 202689No prior observation